ITI Fitter Theory 1st Year Question Bank Free PDF | NIMI Based
ITI Fitter Theory 1st Year Question Bank prepared as per latest syllabus, an essential study resource for CBT exam preparation.
ITI Fitter Theory 1st Year Question Bank-All Modules for CBT Exam
ITI Fitter Theory 1st Year Question Bank is prepared according to the latest NIMI syllabus for ITI students. It includes exam-oriented theory questions and MCQs, making it an ideal resource for CBT exam preparation, practice, revision, and improving accuracy, confidence, and overall performance.
Q.1. Which is the immediate life saving procedure? [A] First Aid [B] Call a doctor [C] Intensive care [D] Medical treatment
Correct Answer: [A] First Aid
Q.2. Which fire extinguisher filled with carbon tetra chloride and bromochlorodifluoromethane (BCF)? [A] Carbon dioxide [B] Halon extinguisher [C] Foam extinguisher [D] Dry powder extinguisher
Correct Answer: [B] Halon extinguisher
Q.3. What is the name of part marked as x in surface gauge?
[A] Nut [B] Snug [C] Spindle [D] Scriber
Correct Answer: [B] Snug
Q.4. Which chisel is used for cutting oil grooves ? [A Flat chisel [B] Web chisel [C] Half round nose chisel [D] Diamond point chisel
Correct Answer: [C] Half round nose chisel
Q.5. What is the period referred as golden hours? [A] First 30 minutes after incident [B] First 30 minutes [C] First 45 minutes of admission [D] First 60 minutes after treatment
Correct Answer: [A] First 30 minutes after incident
Q.6. What is the material to manfacture bench vice ? [A] Tool steel [B] High carbon steel [C] Medium carbon steel [D] Cast iron
Correct Answer: [D] Cast iron
Q.7. Which part of the bevel protractor contact with the inclined surface while measuring? [A] Dial [B] Disc [C] Blade [D] Stock
Correct Answer: [C] Blade
Q.8. Where will be the weight of the hammer stamped? [A] Face [B] Pein [C] Cheek [D] Eye hole
Correct Answer: [C] Cheek
Q.9. Which vice is used for holding hollow cylindrical jobs? [A] Pin vice [B] Pipe vice [C] Hand vice [D] Bench vice
Correct Answer: [B] Pipe vice
Q.10. Name the part of a hammer marked as x .
[A] Face [B] Pein [C] Cheek [D] Eye hole
Correct Answer: [C] Cheek
Q.11. What is the colour code of bins for waste paper segregation? [A] Red [B] Blue [C] Black [D] Green
Correct Answer: [B] Blue
Q.12. What are the three factors causes fire? [A] Fuel, Heat, Oxygen [B] Oxygen, Fuel, Nitrogen [C] Heat, Nitrogen, Oxygen [D] Fuel, Carbon-dioxide, Heat
Correct Answer: [A] Fuel, Heat, Oxygen
Q.13. Which file has the parallel edges throughout the length ? [A] Hand file [B] Bastard file [C] Rasp cut file [D] Single cut file
Correct Answer: [A] Hand file
Q.14. Which comes under mechanical occupational hazards? [A] Noise [B] Toxic [C] Unskilled [D] Unguarded machinery
Correct Answer: [D] Unguarded machinery
Q.15. What is the first step of avoiding accident in work place? [A] By wearing safety equipment [B] Doing things in one s own way [C] By observing safety precautions [D] Doing things with a highly skilled working practice
Correct Answer: [D] Doing things with a highly skilled working practice
Q.16. What is the name of V block?
[A] V grooved V block [B] Single level single groove V block [C] Double level single groove V block [D] Single level double groove V block
Correct Answer: [B] Single level single groove V block
Q.17. Which is an integral part of the stock in vernier bevel protractor ? [A] Disc [B] Dial [C] Blade [D] Main scale
Correct Answer: [B] Dial
Q.18. What is the use of bevel protractor? [A] Check the length [B] Set the work piece [C] Measure the angle [D] Measure the depth
Correct Answer: [C] Measure the angle
Q.19. Which fire extinguisher is used for flammable and running liquid fire? [A] Foam extinguisher [B] Halon extinguisher [C] Dry powder extinguisher [D] Carbon dioxide (CO2) extinguisher
Correct Answer: [A] Foam extinguisher
Q.20. Which is used to finish the resharpened divider point? [A] File [B] Grinder [C] Scraper [D] Oil stone
Correct Answer: [D] Oil stone
Q.21. Which one is the personal safety? [A] Keep the machine clean [B] Concentrate on your work [C] Keep the gang way and floor clean [D] Keep the tools at their proper place
Correct Answer: [B] Concentrate on your work
Q.22. What A denotes in ABC of first aid? [A] Air way [B] Attention [C] Arresting [D] Atmosphere
Q.25. What is the name of the caliper having one leg with an adjustable divider point and other leg is bent? [A] Jenny caliper [B] Inside caliper [C] Outside caliper [D] Spring joint caliper
Correct Answer: [A] Jenny caliper
Q.26. Name the warning sign.
[A] School [B] Guarded [C] Unguarded [D] Pedestrian crossing
Correct Answer: [C] Unguarded
Q.27. Which punch is used for witness marks? [A] Dot punch [B] Pin punch [C] Bell punch [D] Centre punch
Correct Answer: [A] Dot punch
Q.28. What is the process of breaking down the materials into organic compounds and can be used as manure? [A] Land fills [B] Recycling [C] Composting [D] Burning waste material
Correct Answer: [C] Composting
Q.29. What is the accuracy of protractor head in combination set? [A] 1° [B] 5° [C] 5′ [D] 5″
Q.31. What is the accuracy of Vernier bevel protractor? [A] 1° [B] 5° [C] 5′ [D] 5″
Correct Answer: [C] 5′
Q.32. Name the part of file marked as x .
[A] Heel [B] Tang [C] Ferrule [D] File length
Correct Answer: [A] Heel
Q.33. Which chisel used for squaring materials at the corners, joints? [A] Flat chisel [B] Cross cut chisel [C] Diamond point chisel [D] Half round nose chisels
Correct Answer: [C] Diamond point chisel
Q.34. Why chalk is applied on the face of the file? [A] To reduce excessive pressure [B] To increase chip removed rate [C] To reduce penetration and pinning [D] To increase penetration and pinning
Correct Answer: [C] To reduce penetration and pinning
Q.2. Flammable of liquifiables solids are classified as. [A] Class A fire [B] Class B fire [C] Class C fire [D] Class D fire
Correct Answer: [B] Class B fire
Q.8. How to stop bleeding of injured person? [A] Tie bandage [B] Apply oinment [C] Apply tincture over the wound [D] Apply pressure over the wound
Correct Answer: [D] Apply pressure over the wound
Q.9. What is the name of sign?
[A] School [B] Guarded [C] Unguarded [D] Pedestrian crossing
Correct Answer: [D] Pedestrian crossing
Q.13. What does the symbol denotes?
[A] Stop [B] Give way [C] Pedestrian crossing [D] Over taking prohibited
Correct Answer: [B] Give way
Q.15. What is the kind of road sign?
[A] Police signal [B] Cautionary sign [C] Mandatory sign [D] Information sign
Correct Answer: [D] Information sign
Q.19. What is the colour code for plastic waste bin? [A] Red [B] Blue [C] Green [D] Yellow
Correct Answer: [D] Yellow
Q.1. Which material is used to manufacture grade ‘A’ ‘V’ blocks? [A] Tool steel [B] Carbon steel [C] High quality steel [D] Closely grained cast iron
Correct Answer: [C] High quality steel
Q.2. What will be the effect if the temperature attains the fusibility temperature of the metal?
[A] Transformation in specific gravity [B] Transformation in weight [C] Transformation in shape [D] Transformation in pressure
Correct Answer: [C] Transformation in shape
Q.3. Name the property of metal to resist the effect of tensile forces without rupture? [A] Ductility [B] Tenacity [C] Elasticity [D] Malleability
Correct Answer: [B] Tenacity
Q.4. Which metal cutting saw is used for cutting different profiles? [A] Power saw [B] Circular saw [C] Contour band saw [D] Horizontal band saw
Correct Answer: [C] Contour band saw
Q.5. Which combination of metal is used to get desired properties of steel? [A] Mixing proportion of carbon [B] Mixing proportion of silicon [C] Mixing proportion of chromium [D] Mixing proportion of manganese
Correct Answer: [A] Mixing proportion of carbon
Q.6. What is the property of metal that permits no permanent distortion before breaking? [A Tenacity [B] Hardness [C] Brittleness [D] Toughness
Correct Answer: [C] Brittleness
Q.7. What is reason behind a material is return to its original shape after the withdrawal of applied force? [A Due to plasticity of material [B] Due to toughness of material [C] Due to elasticity of material [D] Due to hardness of material
Correct Answer: [C] Due to elasticity of material
Q.8. Which marking media is applied to rough forgings and castings? [A] White wash [B] Prussian blue [C] Copper sulphate [D] Cellulose lacquer
Correct Answer: [A] White wash
Q.9. What is the reason for selecting wrought iron for manufacturing crane hooks? [A] It is tough [B] It has tenacity [C] It is hard [D] It has machinability
Correct Answer: [A] It is tough
Q.10. Identify the type of ‘V’ blocks?
[A] Single level single groove [B] Single level double groove [C] Double level single groove [D] Double level double groove
Correct Answer: [C] Double level single groove
Q.11. Name the property of metal which can be drawn into wire without rupture. [A] Ductility [B] Tenacity [C] Elasticity [D] Malleability
Correct Answer: [A] Ductility
Q.12. Which of the following metal has a low specific gravity? [A] Brass [B] Aluminium [C] Copper [D] Lead
Correct Answer: [B] Aluminium
Q.13. What will happen if less than two teeth are in contact with the work while hacksawing? [A] More heat generated [B] More wear in the blade [C] Breakage to the blade [D] Breakage to the job
Correct Answer: [C] Breakage to the blade
Q.14. What reason behind the heavy ribs are provided underside of surface plate? [A] For strength and rigidity of plate [B] For appearance and look of plate [C] For increase the weight of plate [D] For balancing the surface plate
Correct Answer: [A] For strength and rigidity of plate
Q.16. Why marking tables are made up of cast iron? [A] Self lubricating [B] Make more rigidity [C] Maintain the accuracy [D] Prevent thermal expansion
Correct Answer: [A] Self lubricating
Q.17. Which marking media provide clear lines on machine finished surfaces ? [A] White wash [B] Prussian blue [C] Copper sulphate [D] Cellulose lacquer
Correct Answer: [B] Prussian blue
Q.18. Which of the following metal is good conductor of heat and electricity ? [A] Cast iron [B] Mild steel [C] Copper [D] Wrought iron
Correct Answer: [C] Copper
Q.19. Why surface plates are made of stress relieved good quality cast iron? [A] To prevent corrosion [B] To prevent breaking [C] To prevent distortion [D] To prevent thermal expansion
Correct Answer: [C] To prevent distortion
Q.20. What is the purpose of slots provided in the slotted angle plate ? [A] Job clamping [B] Easy handling [C] Reduce weight [D] Better appearance
Correct Answer: [A] Job clamping
Q.21. Name the property of metal that withstand shock or impact? [A] Tenacity [B] Hardness [C] Brittleness [D] Toughness
Correct Answer: [D] Toughness
Q.22. Which property of the metal is advantageous for extending its shape without rupture? [A] Malleability [B] Hardness [C] Brittleness [D] Toughness
Correct Answer: [A] Malleability
Q.23. Name the property of metal, if it is attracted by magnet? [A] Conductivity [B] Magnetic property [C] Fusibility [D] Specific gravity
Correct Answer: [B] Magnetic property
Q.24. How to rectify slip and misalignment in adjustable parallels while sliding one over the other? [A] By bolt and nut assembly [B] By dovetail groove assembly [C] By combined flat and vee assembly [D] By tongue and groove assembly
Correct Answer: [D] By tongue and groove assembly
Q.25. Which property of metal is beneficial for melting? [A] Fusibility [B] Specific gravity [C] Conductivity [D] Structure
Correct Answer: [A] Fusibility
Q.22. Which marking media is poisonous? [A] Prussian blue [B] Cellulose lacquer [C] White wash [D] Copper sulphate
Correct Answer: [D] Copper sulphate
Q.1. What is the reading of vernier bevel protractor?
Q.2. What is the accuracy of vernier caliper? [A] 0.2mm [B] 0.1mm [C] 0.001mm [D] 0.02mm
Correct Answer: [D] 0.02mm
Q.3. What is the reading of vernier caliper with inch graduations?
[A] 1.068″ [B] 1.459″ [C] 1.418″ [D] 1.409″
Correct Answer: [B] 1.459″
Q.4. What is the reading of the outside micrometer 50 to 75mm?
[A] 63.63 mm [B] 63.00 mm [C] 63.36 mm [D] 63.13 mm
Correct Answer: [A] 63.63 mm
Q.5. Which is an integral part of the stock in vernier bevel protractor? [A] Disc [B] Dial [C] Blade [D] Main scale
Correct Answer: [B] Dial
Q.6. What is the reading of a vernier caliper?
[A] 35.1 mm [B] 35.2 mm [C] 35.3 mm [D] 35.4 mm
Correct Answer: [D] 35.4 mm
Q.7. What is the spindle movement of one division of thimble with spindle thread of 0.5mm pitch? [A] 0.01 mm [B] 0.10 mm [C] 1.00 mm [D] 10.0 mm
Correct Answer: [A] 0.01 mm
Q.8. What is the accuracy of metric outside micrometer? [A] 0.01 mm [B] 0.001 mm [C] 0.02 mm [D] 0.002 mm
Correct Answer: [A] 0.01 mm
Q.9. Which part of the vernier height gauge is an intergral part of the main slide? [A] Jaw [B] Base [C] Beam [D] Jaw clamp
Correct Answer: [A] Jaw
Q.10. What is the name of part marked as x in drilling machine?
[A] Drill chuck [B] Feed handle [C] Driving motor [D] Depth gauge and stop
Correct Answer: [A] Drill chuck
Q.11. What operation is carried out in a gang drilling machine? [A] Idle operation [B] Repeated operation of drilling [C] Continuous milling operation [D Successive operation of drilling
Correct Answer: [D] Successive operation of drilling
Q.12. Calculate the tap drill size for M10 x 1.25. [A] 8.8 mm [B] 8.7 mm [C] 8.75 mm [D] 8.65 mm
Correct Answer: [A] 8.8 mm
Q.13. How the wide range of depth can be measured by depth micrometer? [A] Lengthy sleeve [B] Lengthy spindle [C] Adjustable base [D] Equipped with a set of extension rods
Correct Answer: [D] Equipped with a set of extension rods
Q.14. Which situations zero setting of digital vernier caliper is necessary? [A] While remove the battery from caliper [B] While off the vernier caliper [C] When jaws touch together [D] When jaws separate together
Q.16. Which drilling machine, the spindle head is moved towards or away from the column? [A] Pillar drilling machine [B] Gang drilling machine [C] Radial drilling machine [D] Sensitive bench drilling machine
Correct Answer: [C] Radial drilling machine
Q.17. Which problem will occurred if tap drill size is more than that of the tap size? [A] Tap will be broken suddenly [B] Tap will not entered the hole [C] Tapping operation will not be performed [D] Tap will be jammed inside the hole
Correct Answer: [C] Tapping operation will not be performed
[A] Beam [B] Main scale [C] Fine adjusting nut [D] Fine adjusting slide
Correct Answer: [D] Fine adjusting slide
Q.20. How the problem of error in reading due to uniform pressure between the measuring surfaces is rectified in micrometer? [A] Using ratchet stop [B] Using spindle [C] Using barrel / sleeve [D] Using thimble
Correct Answer: [A] Using ratchet stop
Q.21. What will happen in drilling machine if spindle can rotate one direction only? [A] Spot facing operation cannot be performed [B] Reaming operation cannot be performed [C] Tapping operation cannot be performed [D] Drilling operation cannot be performed
Correct Answer: [C] Tapping operation cannot be performed
Q.22. Which part in drilling machine is to achieve different speed? [A] Flat pulley [B] Jockey pulley [C] Stepped pulley [D] Fast and loose pulley
Correct Answer: [C] Stepped pulley
Q.23. Name the part marked as x in vernier caliper.
[A] Beam [B] Fixed bar [C] Depth bar [D] Thumb lever
[A] Horse [B] Bick iron [C] Funnel stake [D] Creasing iron
Correct Answer: [C] Funnel stake
Q.2. Which sheet metal is easiest to joint and solder? [A] Tinned plate [B] Lead [C] Galvanised iron [D] Stainless sheet
Correct Answer: [A] Tinned plate
Q.186. Why burr form on the underside of the sheet metal while shearing? [A] No clearance [B] Hardened metal [C] Increase in force [D] Excessive clearance
Correct Answer: [D] Excessive clearance
Q.188. What is the use of groover in sheet metal work? [A] Releasing of seam [B] Compress the seam [C] Closing of seam [D] Stress relieving during seam operation
Correct Answer: [C] Closing of seam
Q.174. Which sheet metal is highly resistant to corrosion and abrasion? [A] Copper [B] Black iron [C] Aluminium [D] Galvanised iron
Correct Answer: [C] Aluminium
Q.223. Which notch is cut at an angle of 45° to the corner of the sheet metal? [A] Wire notch [B] Slant notch [C] Square notch [D] Straight notch
Correct Answer: [B] Slant notch
Q.194. Which stake is used to form an arc of a circle bevelled along one side? [A] Funnel stake [B] Hatchet stake [C] Half moon stake [D] Beak or bick iron
Correct Answer: [C] Half moon stake
Q.219. Which sheet metal withstand contact with water and exposure to weather? [A] Black iron [B] Copper sheet [C] Stainless sheet [D] Galvanised iron
Correct Answer: [D] Galvanised iron
Q.198. What is the name of supporting tool in sheet metal work?
Q.173. Calculate the weight of steel plate having length of 2000 mm, width of 500 mm, thickness of 4 mm and density of 7.85 g/cm³. [A] 21.4 Kg [B] 31.4 Kg [C] 41.4 Kg [D] 50.4 kg
Correct Answer: [B] 31.4 Kg
Q.196. What is the name of the joint in sheet metal?
[A] Grooved joint [B] Pane down joint [C] Knocked up joint [D] Double grooved joint
Correct Answer: [D] Double grooved joint
Q.171. Name the sheet metal operation.
[A] Grooving [B] Notching [C] Bending [D] Folding
Correct Answer: [A] Grooving
Q.175. What is the use of stakes in sheet metal work? [A] Rest of work [B] Supporting piece [C] Sharpening [D] Folding shapes
Correct Answer: [B] Supporting piece
Q.178. What is the purpose of groover? [A] Releasing of seam [B] Compress the seam [C] Closing and locking of seam [D] Stress relieving during seam operation
Correct Answer: [C] Closing and locking of seam
Q.195. What is the name of supporting tool in sheet metal work?
Q.218. Which metal is very soft and heavy in sheet metal work? [A] Lead [B] Black iron [C] Aluminium [D] Copper sheet
Correct Answer: [A] Lead
Q.211. What is the part marked as x in the hand shearing machine?
[A Clamp [B] Lever arm [C] Lower blade [D] Upper blade
Correct Answer: [D] Upper blade
Q.224. Name the joint made by fastening two edges of sheet metal together? [A] Hem [B] Seam [C] Notch [D] Groove
Correct Answer: [B] Seam
Q.206. What is the seam used in sheet metal joint for roofing and panelling? [A] Lap seam [B] Double seam [C] Grooved seam [D] Double grooved seam
Correct Answer: [D] Double grooved seam
Q.202. What is the name of tool used to cut thicker sheets? [A] Bend snips [B] Lever shears [C] Straight snips [D] Circle cutting machine
Correct Answer: [B] Lever shears
Q.168. What is the use of bent snips? [A] Groove cut [B] Zigzag cut [C] Straight cut [D] Circular cut
Correct Answer: [D] Circular cut
Q.172. Name the zinc coated iron? [A] Black iron [B] Tinned iron [C] Stainless steel [D] Galvanised iron
Correct Answer: [D] Galvanised iron
Q.170. Name the part of lever shear marked as x .
[A] Base plate [B] Lever arm [C] Lower blade [D] Upper blade
Correct Answer: [C] Lower blade
Q.222. Which hammer is suitable for riveting? [A] Plastic hammer [B] Ball pein hammer [C] Cross pein hammer [D] Straight pein hammer
Correct Answer: [B] Ball pein hammer
Q.197. What is the maximum cutting capacity of snip? [A] 1.2 mm thickness [B] 2.0 mm thickness [C]2.5 mm thickness [D]3.0 mm thickness
Correct Answer: [A] 1.2 mm thickness
Q.185. Which tool used in sheet metal work to scribe a circle or arc with a large diameter? [A] Spring compass [B] Trammel [C] Wing compass [D] Ordinary compass
Correct Answer: [B] Trammel
Q.201. Name the tool used to make fluid tight joint in riveting? [A] Drift [B] Rivet snap [C] Fullering tool [D] Caulking tool
Correct Answer: [C] Fullering tool
Q.192. What type of mallet used for hollowing panel beating? [A] Brass mallets [B] Rubber mallets [C] Wooden mallet [D] Bossing mallets
Correct Answer: [A] Brass mallets
Q.190. What is the tool used to form the other end of rivet head? [A] Dolly [B] Drift [C] Rivet set [D] Rivet snap
Correct Answer: [D] Rivet snap
Q.205. Which flux is used for soldering tin sheets? [A] Resin [B] Paste [C] Zinc chloride [D] Ammonium chloride
Correct Answer: [C] Zinc chloride
Q.183. What is the name of tool is used to support the snap head rivet? [A] Dolly [B] Drift [C] Rivet set [D] Rivet snap
Correct Answer: [A] Dolly
Q.207. What is rivet interference? [A] Thickness of sheet [B] Diameter of the rivet [C] Length to form the head [D] Total rivet length required for riveting
Correct Answer: [C] Length to form the head
Q.189. Which rivets are used in light assembly work? [A] Pan head rivet [B] Snap head rivet [C] Counter sunk rivet [D] Conical head rivet
Correct Answer: [D] Conical head rivet
Q.180. Name the part marked as x in a rivet?
[A] Tail [B] Body [C] Head [D]Diameter
Correct Answer: [B] Body
Q.181. Which is the operation of covering area of the metal with molten solder? [A] Pickling [B] Swaging [C] Seaming [D] Tinning
Correct Answer: [D] Tinning
Q.177. Which flux used for soldering steel? [A] Ammonium chloride [B] Zinc chloride [C] Resin [D] Paste
Correct Answer: [A] Ammonium chloride
Q.210. How the distance of first rivet is determined from the side edge? [A] 3 x diameter of rivet [B] 2 x diameter of rivet [C] 2.5 x diameter of rivet [D] 3.5 x diameter of rivet
[A] Burrs between plates [B] Rivet head not centered [C] Too much allowance given [D] Holes on the plate are not in line
Correct Answer: [D] Holes on the plate are not in line
Q.220. What is the purpose of drift in riveting operation? [A] Position the rivet [B] Make metal to metal joint [C] Align the holes to be riveted [D] Prevent damage to rivet head
Correct Answer: [C] Align the holes to be riveted
Q.176. What is the material of solder? [A]Welding rod [B] Synthetic element [C] Pure metal or alloy [D] Non metallic element
Correct Answer: [C] Pure metal or alloy
Q.225. What is the flux used for soldering in the form of powder and evaporates while heating? [A] Resin [B] Zinc chloride [C] Hydrochloric acid [D] Ammonium chloride
Correct Answer: [D] Ammonium chloride
Q.179. What is the material used to manufacture rivets? [A] Rubber [B] Synthetic [C] Hardened steel [D] Mild steel
Correct Answer: [D] Mild steel
Q.254. What is the storing capacity of oxygen cylinder? [A] 7 m³ [B] 10 m³ [C] 14 m³ [D] 15 m³
Q.240. What is the OCV for welding in step-down transformer which reduces the main supply voltage (220 or 440 volts)? [A] 40 and 100 volt [B] 50 and 100 volt [C] 30 and 20 volt [D] 20 and 25 volt
Correct Answer: [A] 40 and 100 volt
Q.235. Which arc welding machine can be used anywhere in the field work even away from electric lines? [A] Rectifier set [B] Motor generator set [C] Engine generator set [D] AC welding transformer
Correct Answer: [C] Engine generator set
Q.238. What is the angle to be maintained in the blow pipe and filler rod in the left ward welding technic? [A] 60° & 30° [B] 50° & 40° [C] 30° & 50° [D] 60° & 40°
Correct Answer: [A] 60° & 30°
Q.236. Which arc welding machine provides better heat distribution in the electrode and job? [A] Rectifier set [B] Motor generator set [C] Welding transformer [D] Engine generator set
Correct Answer: [A] Rectifier set
Q.241. Which is the welding machine designed to supply both A.C and D.C current for welding ferrous and non-ferrous metals using all types of electrode? [A] Rectifier set [B] Transformer set [C] Motor generator set [D] Engine generator set
[A] Flush corner joint [B] Single fillet lap joint [C] Half open corner joint [D] Full open corner joint
Correct Answer: [C] Half open corner joint
Q.234. What is the disadvantage of AC welding transformer? [A] More initial cost [B] Not free from arc blow [C] More maintenance cost [D] Not suitable for welding non ferrous metal
Correct Answer: [D] Not suitable for welding non ferrous metal
Q.244. What is the name of distortion occurs in the weld direction? [A] Angular distortion [B] Bending distortion [C] Longitudinal distortion [D] Transverse distortion
Correct Answer: [C] Longitudinal distortion
Q.257. Why humming sound effects during arc welding? [A] Long arc length [B] Speedy welding [C] Short arc welding [D] Normal arc length
Correct Answer: [A] Long arc length
Q.233. What is the function of AC welding transformer? [A] It converts to low voltage high current ampere [B] It converts to high voltage and low current ampere [C] It converts to low voltage and low current ampere [D] It converts to high voltage and high current ampere
Correct Answer: [A] It converts to low voltage high current ampere
Q.3. Which is the immediate life saving procedure? [A] First Aid [B] Call a doctor [C] Intensive care [D] Medical treatment
Correct Answer: [A] First Aid
Q.164. Which cutting fluid used for drilling in cast iron? [A] Dry air jet [B] Soluble oil [C] Mineral oil [D] Vegetable oil
Correct Answer: [A] Dry air jet
Q.155. Which type of screw threads are rounded at the crest and root? [A] B.A thread [B] B.S.F thread [C] B.S.W thread [D] ACME thread
Correct Answer: [C] B.S.W thread
Q.165. Name the part marked as x in radial drilling machine.
[A] Base [B] Spindle [C] Radial arm [D] Spindle head
Correct Answer: [D] Spindle head
Q.1. What is the name of the tool?
[A] Stone dresser [B] Diamond dresser [C] Star wheels dresser [D] Abrasive stick dresser
Correct Answer: [C] Star wheels dresser
Q.3. Which is the immediate life saving procedure? [A] First Aid [B] Call a doctor [C] Intensive care [D] Medical treatment
Correct Answer: [A] First Aid
Q.3. Which is the immediate life saving procedure? [A] First Aid [B] Call a doctor [C] Intensive care [D] Medical treatment
Correct Answer: [A] First Aid
Q.3. Which is the immediate life saving procedure? [A] First Aid [B] Call a doctor [C] Intensive care [D] Medical treatment
Correct Answer: [A] First Aid
Q.3. Which is the immediate life saving procedure? [A] First Aid [B] Call a doctor [C] Intensive care [D] Medical treatment
Correct Answer: [A] First Aid
Q.21. What is the use of a try square? [A] To check right angle [B] To check acute angle [C] To check obtuse angle [D] To check straight angle
Correct Answer: [A] To check right angle
Q.23. Which part of universal surface gauge holds the scriber? [A] Snug [B] Guide pin [C] Rocker arm [D] Fine adjustment screw
Correct Answer: [A] Snug
Q.25. A new hacksaw blade after a few stroke, becomes loose because of? [A] stretching of blade [B] wrong pitch of the blade [C] improper selection of saw sets [D] nut thread being worn out
Correct Answer: [A] stretching of blade
Q.26. Why breakage of teeth occur easily while sawing of thin walled work pieces and the start of cut? [A] Hand force is too big [B] Cutting section is too short [C] Coarse blade to be used [D] Hand force acts only upon few teeth
Correct Answer: [D] Hand force acts only upon few teeth
Q.33. What is the use of feeler gauge? [A] Check the width [B] Check the height [C] Check the length [D] Check the gap between the mating parts
Correct Answer:[D] Check the gap between the mating parts
Q.44. Which is used for filling narrow grooves and angles above 10° ? [A] Square file [B] Half round file [C] Triangular file [D] Knife edge file
Correct Answer: [D] Knife edge file
Q.45. Name the defect that causes the metal chips to clog between the teeth of file ? [A] File bite [B] Pinning of file [C] Warping of file [D] Glazing of file
Correct Answer: [B] Pinning of file
Q.49. Which grinding machine is used for heavy duty work? [A] Bench grinder [B] Portable grinder [C] Pedestal grinder [D] Surface grinder
Correct Answer: [C] Pedestal grinder
Q.50. Which chisel is used for separating materials after chain drilling? [A] Web chisel [B] Flat chisel [C Cross cut chisel [D] Diamond point chisel
Correct Answer: [A] Web chisel
Q.51. Which file is used for sharpening the teeth of wood working saws? [A] Barrete file [B] Tinker s file [C] Millsaw file [D] Riffler file
Correct Answer: [C] Millsaw file
Q.53. What will be the effect if the clearance angle of chisel is less than recommended angle while chipping? [A] Cutting edge cannot penetrate, chisel will slip [B] Cutting edge digs in, cut will be deeper [C] Cutting edge will break [D] Cutting edge of chisel move freely on straight line
Correct Answer: [A] Cutting edge cannot penetrate, chisel will slip
Q.57. Name the part marked as x .
[A] Lip [B] Land [C] Flank [D] Point angle
Correct Answer: [D] Point angle
Q.58. Which type of taper is provided in the drill shank? [A] Pin taper [B] Metric taper [C] Morse taper [D] Jerno taper
Correct Answer: [C] Morse taper
Q.59. Which is used to remove drills and sockets from the machine spindle? [A] Drift [B] Sleeve [C] Punch [D] Hammer
Correct Answer: [A] Drift
Q.60. Name the tap wrench used in the restricted place. [A] Box type tap wrench [B] T handle tap wrench [C] Solid type tap wrench [D] Double ended adjustable tap wrench
Correct Answer: [B] T handle tap wrench
Q.61. In the ISO metric thread, calculate the tap drill size for M 10 x 1.5 thread. [A] 8.2 mm [B] 8.7 mm [C] 8.75 mm [D] 8.65 mm
Correct Answer: [A] 8.2 mm
Q.62. What is the unit of feed in drilling operation? [A] m/rev [B] mm/rev [C] m/min [D] mm/min
Correct Answer: [B] mm/rev
Q.68. What is the name of the caliper having one leg with an adjustable divider point and other leg is bent? [A] Jenny caliper [B] Inside caliper [C] Outside caliper [D] Spring joint caliper
Correct Answer: [A] Jenny caliper
Q.70. What is the name of part marked as x in combination set?
[A] Bevel head [B] Centre head [C] Square head [D] Protractor head
Correct Answer: [D] Protractor head
Q.71. Which type of datum is followed?
[A] Edge datum [B] Point datum [C] Centre line datum [D] Reference line datum
Correct Answer: [A] Edge datum
Q.74. Which chisel is used for removing materials on the corners of the keyways? [A] Flat chisel [B] Diamond point chisel [C] Cross cut chisel [D] Half round nose chisel
Correct Answer: [B] Diamond point chisel
Q.75. Which file is having rows of teeth cut in one direction? [A] Single cut file [B] Curved cut file [C] Second cut file [D] Double cut file
Correct Answer: [A] Single cut file
Q.76. Which file is used for filing wood andleather? [A Hand file [B] Bastard file [C] Rasp cut file [D] Single cut file
Correct Answer: [C] Rasp cut file
Q.77. Why the cutting faces of files are slightly bellied on length wise? [A] Get proper grip over workpiece [B] Filing flat surfaces is made easier [C] Permit clearance between file face and the workpiece [D] Ensure more pressure on workpiece while filing
Correct Answer: [B] Filing flat surfaces is made easier
Q.78. Which pitch of blade is used for cutting bronze, brass and cast iron? [A] 0.80 mm [B] 1.00 mm [C] 1.40 mm [D] 1.80 mm
Correct Answer: [D] 1.80 mm
Q.79. What happen if the clearance angle of chisel is too high? [A] Slipping of chisel [B] Digging on the surface [C] Cutting edge will break [D] Heavy metal removal from the surface
Correct Answer: [B] Digging on the surface
Q.80. Which type of hammer is used for riveting purpose? [A] Sledge hammer [B] Ball pein hammer [C] Cross pein hammer [D] Straight pein hammer
Correct Answer: [B] Ball pein hammer
Q.81. What is the unit of cutting speed in drilling operation? [A] m/ rev [B] mm/ rev [C] m/ min [D] mm/ min
Correct Answer: [C] m/ min
Q.82. What is the name of part marked as x in drill?
[A] Lip [B] Land [C] Flank [D] Web
Correct Answer: [A] Lip
Q.84. What is the minor diameter of thread? [A] Minor dia = Major dia (2 x pitch) [B] Minor dia = Major dia + (2 x pitch) [C] Minor dia = Major dia + (2 x depth) [D] Minor dia = Major dia (2 x depth)
Correct Answer: [D] Minor dia = Major dia (2 x depth)
Q.88. What is the name of the vice?
[A] Hand vice [B] Bench vice [C] Tool maker s vice [D] Quick releasing vice
Correct Answer: [B] Bench vice
Q.89. What is the name of the part marked as X ?
[A] Tip [B] Heel [C] Tang [D] Safe edge
Correct Answer: [D] Safe edge
Q.90. What is the name of operation?
[A] Marking line at 90° [B] Checking flatness [C] Checking squareness [D] Setting work piece at right angle
Q.96. What is the pitch of hacksaw blade used to cut conduit and other thin tubes? [A] 0.8mm [B] 1.0mm [C] 1.4mm [D] 1.8mm
Correct Answer: [A] 0.8mm
Q.98. What is the reason for scratches produced on filed surface? [A] Pinning [B] Glazing [C] File bite [D] Warping
Correct Answer: [A] Pinning
Q.99. What is the name of chisel?
[A] Flat chisel [B] Web chisel [C] Cross cut chisel [D] Diamond point chisel
Correct Answer: [B] Web chisel
Q.100. Why slight convexity is given on the face of hammer? [A To make effective striking [B] To avoid digging of the edge [C] To allow even load on striking [D] To prevent damage to work surface
Q.102. What is the name of angle between the axis of chisel and job surface while chipping? [A] Rake angle [B] Point angle [C] Clearance angle [D] Angle of inclination
Correct Answer: [D] Angle of inclination
Q.104. Name the part marked as x in depth micrometre.
[A] Cap [B] Lock [C] Stock [D] Thimble
Correct Answer: [B] Lock
Q.105. Why the hand taps are chamfered at the lead? [A] Aligning [B] Finishing [C] Strengthening [D] Gripping
Correct Answer: [A] Aligning
Q.107. What is the reading of an outside micrometer (British)?
[A] 0.309 [B] 0.329 [C] 0.359 [D] 0.360
Correct Answer: [C] 0.359
Q.109. What is the reading of vernier caliper?
[A] 30.20mm [B] 30.40mm [C] 35.20mm [D] 35.50mm
Correct Answer: [D] 35.50mm
Q.111. What is the main advantage of adjustable parallel block? [A] To set different angle [B] To set different depth [C] To set different length [D] To set different height
Correct Answer: [D] To set different height
Q.112. Which part of universal surface gauge is used to set scriber at required position exactly? [A] Snug [B] Guide pin [C] Rocker arm [D] Fine adjustment screw
Correct Answer: [D] Fine adjustment screw
Q.113. Convert one metre into millimetre. [A] 10 mm [B] 100 mm [C] 1000 mm [D] 10000 mm
Correct Answer: [C] 1000 mm
Q.115. What is the name of the part marked as x in combination set?
Q.118. Which chisel is used for cutting curved grooves? [A] Flat chisel [B] Web chisel [C] Cross cut chisel [D] Half round nose chisel
Correct Answer: [D] Half round nose chisel
Q.119. What is the weight of hammer used for marking purpose? [A] 200 grams [B] 250 grams [C] 300 grams [D] 450 grams
Correct Answer: [B] 250 grams
Q.120. What is the effect of improper method of diagonal filing? [A] Uneven surface finish [B] Scratches on the surface [C] Convexity on the surface [D] Improper finish on surface
Correct Answer: [A] Uneven surface finish
Q.121. Which chisel is used to remove excess metal from welded joint and castings? [A] Flat chisel [B] Web chisel [C] Cross cut chisel [D] Half round chisel
Correct Answer: [A] Flat chisel
Q.124. What is the use of fine pitch hacksaw blades? [A] To cut soft metal [B] To cut high speed steel [C] To cut high carbon steel [D] To cut conduit and other thin tubes
Correct Answer: [D] To cut conduit and other thin tubes
Q.126. What is the name of portion left between flutes in a drill? [A] Lip [B] Web [C] Point [D] Shank
Correct Answer: [B] Web
Q.128. Which part of outside micrometer ensure a uniform pressure between the measuring surface? [A] Anvil [B] Thimble [C] Spindle lock [D] Ratchet stop
Correct Answer: [D] Ratchet stop
Q.130. What is the principle of micrometer? [A] Sliding [B] Screw and nut [C] Rack and pinion [D] Worm and worm wheel
Correct Answer: [B] Screw and nut
Q.132. What is the reading in inch micrometer?
[A] 0.789 [B] 0.787 [C] 0.783 [D] 0.715
Correct Answer: [B] 0.787
Q.135. What is the part marked as x in pedestal grinder?
Q.142. Which file is used for manufacturing of dies and moulds? [A] Rotary file [B] Tinkers file [C] Barrette file [D] Rasp cut file
Correct Answer: [A] Rotary file
Q.143. What is the method of removing metal chips clogged between the teeth of files? [A] Brush [B] Wire brush [C] Copper strip [D] Chalk powder
Correct Answer: [C] Copper strip
Q.144. Which vice is used for holding small work that requires filing or drilling? [A] Pin vice [B] Pipe vice [C] Hand vice [D] Tool maker s vice
Correct Answer: [D] Tool maker s vice
Q.145. Which hacksaw blade is used for cutting along curved lines? [A] HSS blade [B] All hard blade [C] Flexible blade [D] Diamond blade
Correct Answer: [C] Flexible blade
Q.146. Which chisel is used for cutting keyways? [A] Flat chisel [B] Cross cut chisel [C] Punching chisel [D] Diamond point chisel
Correct Answer: [B] Cross cut chisel
Q.147. Name the part marked X in hammer?
[A] Pein [B] Face [C] Cheek [D] Eye hole
Correct Answer: [A] Pein
Q.148. What is the purpose of Crowning on the cutting edge of chisel? [A] Prevent slipping of chisel [B] Prevent digging of corners [C] Allow chisel to move freely on straight line [D] Allow cutting edge to penetrate into the work
Correct Answer: [B] Prevent digging of corners
Q.149. How to prevent the tool rubbing against the work surface in metal cutting process? [A] Decrease lip angle [B] Increased rake angle [C] Increase clearance angle [D] Decrease tool wedge angle
Correct Answer: [B] Increased rake angle
Q.151. Which part is the measuring face fitted to the frame of outside micrometer? [A] Anvil [B] Barrel [C] Spindle [D] Ratchet stop
Q.153. How the drill chucks are held on the machine spindle? [A] By arbor [B] By sockets [C] By sleeves [D] By special clamp
Correct Answer: [A] By arbor
Q.156. What is the name of tap wrench?
[A] Box type tap wrench [B] Solid type tap wrench [C] T Handle tap wrench [D] Adjustable tap wrench
Correct Answer: [B] Solid type tap wrench
Q.157. What is the formula to calculate tap drill size? [A] Tap drill size = Major dia (2 x depth) [B] Tap drill size = Major dia + (2 x depth) [C] Tap drill size = Major dia (2 + depth) [D] Tap drill size = Major dia + (2 + depth)
Correct Answer: [A] Tap drill size = Major dia (2 x depth)
Q.158. Which activity causes excessive wear and chattering of drill bit while drilling? [A] Too fast feed rate [B] Too slow feed rate [C] More cutting speed [D] Too slow spindle speed
Correct Answer: [B] Too slow feed rate
Q.160. Which part of combination set is used to mark and check angle of 90° and 45°? [A] Rule [B] Centre head [C] Square head [D] Protractor head
Correct Answer: [C] Square head
Q.161. Why ribs are provided in the angle plate? [A] Provide flatness [B] Prevent distortion [C] Provide squareness [D] Support the machined surface
Correct Answer: [B] Prevent distortion
Q.163. How much carbon content of steel is forgeable? [A] Up to 1.2 % [B] Up to 1.7 % [C] Up to 1.9 % [D] Up to 2.1 %
Correct Answer: [B] Up to 1.7 %
Q.166. Select the spindle speed (rpm) for H.S.S drill diameter 24 mm and cutting speed (V) = 30 m/min to drill mild steel. [A] 275 rpm [B] 300 rpm [C] 400 rpm [D] 450 rpm
Correct Answer: [C] 400 rpm
Q.167. Which one is used to bring the plates closely together after inserting the rivet in the hole? [A] Drift [B] Dolly [C] Rivet set [D] Caulking tool
Correct Answer: [C] Rivet set
Q.169. How many flutes are these in Phillips screw driver? [A] One [B] Two [C] Three [D] Four
Correct Answer: [D] Four
Q.182. Which rivet is used in heavy structural work? [A] Pan head rivet [B] Snap head rivet [C] Counter sunk rivet [D] Conical head rivet
Correct Answer: [A] Pan head rivet
Q.184. Name the riveting defect shown?
[A] Improper joining of plates [B] Burrs between plates [C] Rivet head not centred with the shank [D] Body of the rivet not perpendicular to the plate
Correct Answer: [C] Rivet head not centred with the shank
Q.187. What is the name of part marked X ?
[A] Body [B] Clamp [C] Upper blade [D] Lower blade
Correct Answer: [B] Clamp
Q.191. What is the name of the notch in sheet metal work?
Q.199. Which riveting tool is used to form the final shape of rivet? [A] Drift [B] Dolly [C] Rivet set [D] Rivet snap
Correct Answer: [D] Rivet snap
Q.200. What is the name of riveting defect?
[A] Too little allowance on shank [B] Too much allowance on shank [C] Rivet head not centered with shank [D] Head of rivet not perpendicular to shank
Correct Answer: [B] Too much allowance on shank
Q.203. Which stake is used for making sharp bends? [A] Funnel stake [B] Hatchet stake [C] Half moon stake [D] Beak or bick iron
Correct Answer: [B] Hatchet stake
Q.208. What is the purpose of hole marked as x ?
[A] Arrest the crack [B] Allow clearance between the ends [C] Make good appearance [D] Facilitate easy bending
Correct Answer: [A] Arrest the crack
Q.209. What is the reason for faulty rivetting?
[A] Burrs between plates [B] Too little allowance given [C] Improper joining of plates [D] Too much allowance given
Correct Answer: [C] Improper joining of plates
Q.212. What is the advantage of stakes in sheet metal work? [A] Sharpening [B] Supporting [C] Rest of workpiece [D] Protect the tool from damage
Correct Answer: [B] Supporting
Q.214. What is the fault in riveting?
[A] Too little allowance [B] Burrs between the plates [C] Holes on the plate not in line [D] Rivet body not perpendicular
Correct Answer: [A] Too little allowance
Q.215. Which tool is used to make fluid-tight joint by pressing the riveted edge plate? [A] Dolly [B] Drift [C] Caulking tool [D] Fullering tool
Correct Answer: [D] Fullering tool
Q.216. Why allowance is required while making various types of hems and seams? [A] To make good appearance [B] To prevent damage to the edges [C] To prevent over lapping at the seam [D] Maintain correct size and improve the strength
Correct Answer: [D] Maintain correct size and improve the strength
Q.227. Which rivet is used to avoid the projection of rivet head? [A] Pan head rivet [B] Snap head rivet [C] Conical head rivet [D] Counter sunk head rivet
Correct Answer: [D] Counter sunk head rivet
Q.228. What is the minimum distance between the rivets to avoid bucking? [A] 2D [B] 2.5D [C] 3D [D] 3.5D
Correct Answer: [C] 3D
Q.229. Which type of filler rod is used in gas welding of stainless steel? [A] Pure aluminium [B] Copper silver alloy [C] Columbium stainless steel [D] Copper coated mild steel
Correct Answer: [C] Columbium stainless steel
Q.237. What is the colour painted on the acetylene gas cylinders? [A] Black [B] Green [C] Blue [D] Maroon
Correct Answer: [D] Maroon
Q.239. Which factor determine the current setting during welding? [A] Types of joint [B] Position of weld [C] Length of electrode [D] Diameter of electrode
Correct Answer: [D] Diameter of electrode
Q.242. Name the safety operation carried out in welding plant shown in the figure?
[A] Compressor used to force out fuses [B] Cooling the surface to clear gases [C] Water forced to clean the surface [D] Exhaust duct capture fuses and gases
Correct Answer: [D] Exhaust duct capture fuses and gases
Q.245. What is the name of the the metal edge in an angle during welding and cutting operations? [A] Kerf [B] Drag [C] Bevel [D] Gouging
Correct Answer: [C] Bevel
Q.246. Identify the welding defect shown in figure.
[A] Under cut [B] Cracking [C] Lack of fusion [D] Incomplete penetration
Correct Answer: [A] Under cut
Q.247. Why the cylinder keys are not removed from the cylinder while welding? [A] To prevent gas leak [B] To adjust the gas supply [C] To open and close frequently [D] To close quickly in case of fire
Correct Answer: [D] To close quickly in case of fire
Q.248. Which process blow out the cylinder valve socket before connecting the regulator? [A] Cracking [B] Back fire [C] Flash back [D] Pressure testing
Correct Answer: [A] Cracking
Q.249. What is the oxygen cylinder colour? [A] Red [B] Blue [C] Black [D] Maroon
Correct Answer: [C] Black
Q.250. What is the name of the part marked as X ?
[A] Handle [B] Mixing chamber [C] Oxygen control value [D] Acetylene control value
Correct Answer: [C] Oxygen control value
Q.252. What is the purpose of cellulosic electrode in arc welding process? [A] Very easy to remove the deposited slag [B] Used for high strength steel [C] It is used for low carbon steel [D] It is suitable for all position
Correct Answer: [A] Very easy to remove the deposited slag
Q.253. What is the name of the part marked as X ?
[A] Preheat control valve [B] Oxygen control valve [C] Horizontal adjustment [D] Vertical adjustment
Correct Answer: [D] Vertical adjustment
Q.255. What is the equipment used to protect the body from flying spark during gas cutting? [A] Leather cap [B] Leather apron [C] Leather shoes [D] Cutting goggles
Correct Answer: [B] Leather apron
Q.256. How to extinguish the flame after use in gas welding? [A] Shut off oxygen and dip blow pipe in water [B] Shut off oxygen and acetylene valve at a time [C] Shut off oxygen valve first next acetylene valve [D] Shut off acetylene valve first next oxygen valve
Correct Answer: [D] Shut off acetylene valve first next oxygen valve
Q.258. Which internal defect in welding is invisible to naked eye? [A] Spatter [B] Porasity [C] Undercut [D] Stray arc
