Load QuizSave Quiz Welcome to your Fitter TT- 1st Year (set -2 ) Name Email 1. What is the name of the angle marked x in the reamer? | Rake angle Flute angle Helix angle Clearance angle 2. What is the purpose of clearance angle in twist drill? Prevent rough holes Prevent over size holes Prevent unequal angle of cutting edges Prevent friction of drill behind the cutting edges 3. What is the name of the process of finishing the drilled hole? Reaming Spot facing Counter boring Counter sinking 4. Why hand reamers have uneven spacing of teeth? | Reduce chattering Remove more metals : Increase the efficiency : Increase the life of the tool 5. What is the angle of counter sinking for riveting? 75° 80° 90° 120° 6. What is the reason for over heated drill while drilling? Drill held not correctly Work is not rigidly held Clearance angle is incorrect | : Flutes are clogged with chips 7. What is the name of the operation to enlarge the hole for given depth? Reaming Spot facing Counter boring Counter sinking 8. What will happen if the clearance angle of drill is more? Cutting edge will be blunt | Cutting edge will not be sharp Cutting edge will become weak Cutting edge will not cut material 9. What will happen if the spindle running out of centre while drilling? Drill will break Drills are over heated Drill make rough hole Over sized holes are made 10. What is the name of the element marked as x of the thread? Root Lead Pitch Flank 11. What A represents in grinding wheel specification 32A46H8V? Grade Grain size Type of bond Type of abrasive 12. What is to be done after dressing the grinding wheel to run concentric? Truing Glazing Loading Dressing 13. 14. What is the product obtained from blast furnace? Pig iron Cast iron Wrought iron Malleable iron 15. Which metal is used to manufacture magnets, ball bearing and cutting tool? Cobalt Cadmium Vanadium Molybdenum 16. How much copper contains in pyrites ore? | : 0.15 0.32 0.5 0.45 17. Which metal is resistant to many types of acids? | Tin Nickel Lead Chromium 18. What is the use of telescopic gauge? Measure depth | Measure external dimension Measure angular dimension Measure size of holes, slots 19. Which method is suitable to remove the broken stud very near to the surface? Ezy out method Making drill hole Prick punch method Using square taper punch 20. What is the angle of counter sink head screws? 60° 90° 105° 120° 21. What is the name of the angle in the drill bit marked as x? Chisel angle Rake angle : Point angle Lip clearance angle 22. Which angle is determined by the helix angle in drill bit? Point angle Rake angle Chisel angle Clearance angle 23. What is the use of reamer? Drill a hole Enlarging a hole Threading a hole Finishing to correct size of the drilled hole 24. What is the purpose of type N twist drills? Used for hard material Used for brittle material Used for soft and tough material Used for normal low carbon steel 25. : Which reamer will have a long taper lead? Hand reamer Socket reamer Machine reamer Helical fluted reamer 26. What is the function of pilot in the hand reamer with pilot? Keep size of hole accurate Removes the burr from the hole Provide smooth functioning of reamer Keep reamer concentric with hole to be reamed 27. Which decides the point angle of drill? Drill material Job material Cutting speed Size of the drill 28. What is the drill size for reaming a 10 mm hole, if under size is 0.2mm and over size is 0.05mm? 8.5 mm 9.75 mm 10.00 mm 10.25 mm 29. What is the name of the tool? Stone dresser Diamond dresser Star wheels dresser Abrasive stick dresser 30. : Which indicates the strength of bond in grinding wheel Grid Grade Structure Grain size 31. What is the name of the defect, if the surface of the grinding wheel develops smooth and shining appearance? Glazing Truing Loading Dressing 32. Why agricultural equipment is made up of wrought iron? Low cost Heavy weight Wear resistant Corrosion resistant 33. What is the name of the part marked x in blast furnace? Tuyeres Molten slag : Molten iron : Tapping hole 34. What is the range of carbon content in cast iron alloy? 2 to 4% 5 to 9% 6 to 9% 10 to 12% 35. What is the name of the part marked x in vernier micrometer? Anvil Barrel Thimble Ratchet stop 36. What is the method of removing the broken stud? Ezy- out method : Prick punch method Making drill hole method Using square taper punch method 37. What is the operation of bevelling the end of a drilled hole ? Reaming Spot facing Counter boring Counter sinking 38. What is the effect if clearance angle is incorrect Over sized holes Over heated drills Rough holes Broken drill 39. What is the name of part marked as X ? Heel Cutting edge Position rake angle Negative rake angle 40. Which reamer is used for reaming internal Metric morse tapered holes? Helical fluted reamer Hand reamer with pilot Taper pin hand reamer Socket reamer with parallel shank 41. Name the type of the reamer.? Hand reamer Helical reamer Machine reamer Taper pin reamer 42. What is the name of part marked X? Arbor : Drill chuck Drill bit Chuck key 43. Which reamer has a long taper lead? Socket reamer | Hand reamer Machine reamer Helical fluted reamer 44. What is the type of defect on drilled hole? Rough hole Over heated drill Oversized holes Unequal flow of chips 45. : What is the defect if pores of the grinding wheel get clogged? Drilling Glazing Loading Dressing 46. Which cast iron has the ability to reduce vibration and tool chattering in machine tools? : Grey cast iron White cast iron Nodular cast iron Malleable cast iron 47. Which furnace is used to produce wrought iron? Blast furnace Cupola furnace Puddling furnace Electric arc furnace 48. Which ore is used to extract zinc? Bauxite Galena Calamine Cassiterite 49. Which tool is used to check the internal clearance of the bearing? | Steel rule Feeler gauge Depth gauge Vernier caliper 50. What is the name of part marked as X? Collar : Square head Fingers Body 51. What is the angle of ACME thread ? 66° 55° 29° 45° 52. What is the advantage of centre screw in die stock? To tighten the die : To adjust the depth of cut To adjust the dia of internal thread To adjust the dia of external thread 53. : What is the name of elements of screw marked as X? Root Pitch Crest Thread angle 54. Which term describes the axial movement of screw in one complete turn? Lead Flank Pitch Depth 55. How the size of drill bit is measured? Between flutes Between the lands Between web Neck diameter 56. What is the helix angle of general purpose drill? 59° 118° 27.5° 8° to 12° 57. What is the name of the tool? Pilot drill Counter sink Drill with pilot Countersink with pilot 58. Which part of a reamer is designed for the removal of chips? Face Flute Heel Cutting edge 59. What is the purpose of type S twist drill? : Used for hard material Used for high carbon steel Used for soft and tough material Used for normal low carbon steel 60. What is the reason for rough holes in drilling? Unequal point thinning Drill point not in centre : Clearance angle is incorrect Drill cutting edges are not sharp 61. Determine the drill size for finishing ø19 mm reaming hole (as per table under size 0.2 & over size 0.05 mm)? 18.75 mm 19.00 mm 19.25 mm 19.05 mm 62. What is the name of operation? Drilling : Spot facing Counter sinking Counter boring 63. What is the reason if the drilled hole is larger than the drill size? Drill is not sharp Feed rate is too high Cutting speed is too high Unequal angle of cutting edge 64. What is the term, the top surface joining the two sides of a thread? Root Crest Flank Pitch 65. What V denotes in grinding wheel specification 32A46H8V? Bond Grade Abrasive Grain size 66. 67. What type of abrasive wheel is used for grinding die steel? Silicon carbide Green silicon carbide White aluminium oxide Brown aluminium oxide 68. Which term indicates the amount of bond present between the individual abrasive grains? Grain Grade Abrasive Structure 69. What is the name of the part marked as X in vernier micrometer? | Barrel Thimble Datum line Vernier division 70. What is the name of the part marked as X of telescopic gauge? Spring Handle Fixed leg Telescoping leg 71. What is the name of the tool? Reamer Spot facing tool | Countersink tool : Counter boring tool 72. : What is the name of the angle marked as X in drill bit? Helix angle Lead angle Point angle Chisel edge angle 73. What is the name of element marked X in reamer? Face Heel Flute Cutting edge 74. : Which angle determines the rake angle of drill? Helix angle Core angle Point angle Chisel edge angle 75. What is the drill size for ø15 mm reaming hole? 14.75 mm 14.50 mm 15.25 mm 14.65 mm 76. Why drilled holes are over sized in drilling operation? Drill is not sharp Unequal lip length Feed rate is too high Cooling is insufficient 77. What is the name of the operation producing flat seat on drilled hole? Drilling Spot facing Countersinking Counterboring 78. What is the purpose of flute in drill? To drive out the chips To reduce the weigh To reduce the cost To increase the speed 79. Name the type of part shown in assembly technique. Taper pin Split pin Cotter pin Spring pin 80. What is the formula to calculate the blank size of external thread (where p=pitch and d=depth)? D = d – p/10 D = d + p/10 D = d x p/10 D = d ÷ p/10 81. What is the name of the die? Split die Half die Solid die Adjustable screw plate die 82. 83. Which type of thread, the crest and roots are rounded to form a semi circle? Acme thread Square thread Knuckle thread Trapezoidal thread 84. What 5 denotes in grinding wheel specification 41A46H5U8? Bond Abrasive Structure Grain size 85. Which type of bonded wheel is used in foundries for dressing castings? : Silicate bond Shellac bond Rubber bond Resinoid bond 86. What is the use of dowel in assembly technique? Accurate positioning of two or more parts : Securing components together Eliminate the need for drilling Increase the efficiency of fit 87. Which maintenance record mention the date of commissioning of machine? Inspection check list Equipment record Product manual Servicing manual 88. What is the name of activity carried out to prevent break down of machinery in basic maintenance? Routine maintenance Preventive maintenance Repairing activity Inspection activity 89. What is the use of spring pins? Easy assembly and disassembly of parts Locate assemblies with wide tolerance in corresponding holes | Retain the parts in assembly Accurate positioning of parts 90. Which bolt in the assembly prevent the relative movement between the workpieces? Anti-fatigue bolt T bolt Body fit bolt Self locking bolt 91. Which assembly technique is similar to riveting method? Dowelling Pinning Peening Staking 92. Why extra clearance given between bearing and journal in the aluminium alloy bearing? : To overcome high thermal expansion To overcome learner expansion To overcome coefficient expansion To overcome lubricant to flow freely 93. What is the de-merit of 3 jaw chuck? Work can be set with ease Internal and external jaws are available Accuracy decreases Accuracy decreases 94. Which tool materials are manufactured by powder metallurgy technique? Carbides High speed steeL High carbon steel 95. Which angle of the tool prevents from getting jammed in the groove and causes breakage? Side rake angle Side relief angle Side clearance angle 96. What is the defect caused if the tool is not set to the correct centre height while facing? Convex face : Concave face Pip left in the centre Pip left in the centre 97. What is the unit of cutting speed in turning? mm/sec m/sec m/min m/min 98. What is the name of portion between root and crest of the thread? Root Flank Depth 99. What is the principle of dial test indicator? Sliding Screw and nut Rack and pinion Rack and pinion 100. : Which dimension is measured by using screw thread micrometer? Pitch of screw thread Minor dia of screw thread Major dia of screw thread Major dia of screw thread 101. What type of power transmission is transmitted by spur gear? Parallel transmission Angular transmission Intersecting transmission 102. How many types of bed ways are in centre lathe machine? 2 3 5 103. What is the use of screw pitch gauge? Check lead of the thread Check the pitch of the thread Check the minor dia of thread 104. What is the name of instrument? : Vernier micrometer Outside micrometer Three wire micrometer Three wire micrometer 105. What is the name of part marked as X in centre lathe ? Apron Saddle Gross slide 106. What is the name of part marked as X? Clutch Feed selector Lathe spindle Lathe spindle 107. What is the name the specification of lathe marked as X? Bed length Centre height Swing diameter 108. What is the purpose of back gear unit in lathe machine? Reduce the spindle speed Increase the spindle speed Quick change spindle speed 109. What is the range of pitch that can be measured by screw thread micrometer? : 0.01 to 0.5 mm 0.02 to 3.5 mm 0.25 to 3.5 mm 0.25 to 3.5 mm 110. What is the range of metric screw thread dimension is measured by screw thread micrometer? M1 to M6 M1 to M12 M1 to M30 M1 to M30 111. Which chart is used to record the skill of the operator in practice? Testing chart Levelling chart Geometric chart Performance chart 112. Which bearing withstands load is parallel to its axis? Needle bearing Thrust bearing Plain bearing Split bearing 113. What is the term of the algebraic difference between a size, to its corresponding basic size? Deviation Upper deviation Lower deviation Actual deviation 114. What is the upper limit of the component size 0.005 0.008 19.995 20.008 115. What is the term used for the relationship exists between two mating parts? Fit Limit Tolerance Allowance 116. What is the least count of vernier micrometer? 0.01 mm 0.02 mm 0.001 mm 0.002 mm 117. What is name of the tool? Flat scraper Hook scraper Half round scraper Three square scraper 118. How chipped out scraper can be repaired? Filing Lapping Chiselling Grinding and honing 119. Which part of vernier micrometer is marked with vernier scale graduation? Anvil Frame Thimble Barrel 120. Which instrument is used to measure the effective diameter of screw threads? Screw pitch gauge | Outside micrometer Screw thread micrometer Screw thread caliper gauge 121. What is the name of part marked x in dial gauge? Anvil Stem Pointer Plunger 122. What is the lower limit of size, if dimension is stated as 24.85 mm 24.75 mm 25.00 mm 25.021 mm 123. : What is the name of system if the size of the hole is kept constant, shaft is varied? Bilateral system Unilateral system Hole basis system Shaft basis system 124. What is the algebraic difference between the actual size and its corresponding basic size? Deviation Tolerance Actual deviation Upper deviation 125. Which device is used in conjunction with dial test indicator? Chuck Stand Tool rest Bench vice 126. Which scraper is used to scrape small diameter holes and deburing edges of holes? Flat scraper Hook scraper Triangular scraper Bull-nose scraper 127. Which surface is used for scraping large bearing surface? Flat scraper Hook scraper Triangular scraper Bull-nose scraper 128. What is the difference between maximum limit of size and the minimum limit of size? Tolerance Basic size Limits of size Upper deviation 129. Which is grade of tolerance? : Bilateral tolerance Unilateral tolerance Fundamental tolerance Fundamental deviation 130. What is the maximum limit of size if the basic size of the hole is 25 mm and the deviation is ± 0.2mm? 25.2 mm 24.8 mm 25.02 mm 24.08 mm 131. What is the name of part marked X? Anvil Steam Pointer Plunger 132. What is the name of the instrument? Dial vernier caliper Vernier micrometer Dial test indicator lever type Dial test indicator plunger type 133. What is the name of fit? Transition fit Shrinkage fit Clearance fit Interference fit 134. Which term indicates the difference between the maximum limit of size and minimum limit of size? Deviation Tolerance Actual size Upper deviation 135. : Which type of fit, the tolerance zone of hole is below the tolerance zone of shaft? Transition fit : Clearance fit Shrinkage fit Interference fit 136. Which term indicates the algebraic difference between the actual size and its corresponding basic size? Deviation Actual deviation Upper deviation Lower deviation 137. What is the name of the tool? Flat scraper Hook scraper Half round scraper Triangular scraper 138. What is the name of the part marked X of lever type dial test indicator? Pivot Lever Stylus Scroll 139. What is marked as X in hole basic system? Tolerance Maximum dia Lower deviation Upper deviation 140. What is the expression of 30H7/g6? Fit Limits Deviation Tolerance 141. What is the lower limit of size in dimension of 19.988 20.028 20.007 19.979 142. What is the type of fit, if the maximum size hole is larger than minimum size of shaft? Shrinkage fit Transition fit Clearance fit Interference fit 143. What is the name of the part marked X in dial test indicator? Stem Pointer Back plug Bezel clamp 144. What is the angle of holding the scrapers for soft metal? 30° 60° 40° 20° 145. What is the marked as X? Minimum limit Maximum limit Lower deviation Upper deviation 146. What is the upper deviation of the component size 0.005 0.008 19.995 20.008 147. What is the lower limit of size, if dimension is stated as in a drawing? 24.85 mm 24.75 mm 24.000 mm 25.021 mm 148. What is the marked as X? Limit Tolerance zone Lower deviation Upper deviation 149. Which part indicates the reading of dial test indicates? Stem Anvil Pointer Plunger 150. What is the name of operation? Filing Drilling Scraping Chiseling 151. Which scraper is used to scrape the centre portion of large flat surface? Flat scraper Hook scraper Triangle scraper Bull-nose scraper 152. : What is the name of the instrument? Screw pitch gauge Outside micrometer Screw thread micrometer Screw thread caliper gauge 153. Which instrument is used to magnify small variation in sizes by means of pointer on a graduated dial? Dial test indicator Inside micrometer Dial vernier caliper Vernier micrometer 154. What is the number of fundamental deviation in the BIS system ? 25 20 15 26 155. How many fundamental tolerance grades are available? 18 grade 25 grade 15 grade 12 grade 156. Which precision instrument is used for comparing and determining the variation in the sizes of the component? Micrometer Comparators Dial test indicator Vernier bevel protector 157. What mechanism is used in the lever type dial test indicator? Screw and nut Rack and pinion Lever and scroll Worm and worm whee 158. : Which comparator is used in mass production? Optical Pneumatic Electronics Mechanical 159. Which gauge used to check internal thread of components Thread ring gauge Taper ring gauge Thread plug gauge Caliper gauge 160. What is the extreme permissible sizes within which the operator is expected to make the component? Basic size Actual size Nominal size Limits of size 161. What is the size of the component by actual measurement after it is manufactured? Limit size Actual size Maximum size Minimum size 162. A dimension is stated as 25 ± 0.02 mm in a drawing. What is the tolerance? +0.02 mm -0.02 mm 0.04 mm 25.00 mm 163. How to identify high spots while scraping? Prussian blue White chalk Copper sulphate Cellulose lacquer 164. What is the smaller of the two limits of size? Actual size Maximum limit of size Minimum limit of size Limit of size 165. What is the name of the lathe specification of marked as x? Length of the bed Centre height of lathe Length between centre Length between centre 166. : What is the name of the part marked ‘X’ in the lathe carriage? Tool post Top slide Cross slide Cross slide 167. What is the merit of three jaw chuck in lathe machine? Work can be set with ease Run out cannot be corrected Only round and hexagonal components can be held Only round and hexagonal components can be held 168. What is the name of the part marked x? Body Back plate External jaw 169. What is the de-merit of four jaw chuck? Jaws are reversible Irregular shape job can be hold Heavy cuts can be given Heavy cuts can be given 170. Which type of rake angle make slope from the front towards back of the tool? End rake angle Side rake angle Negative rake angle Negative rake angle 171. What will be the effect, if the carriage is not locked while facing? Correct face Convex face Concave face Concave face 172. Which belongs to Total Productive Maintenance? Supply defective goods to the customer Unscheduled maintenance Produces goods without increasing product qualitY Reduces maintenance cost 173. What is the high level formula for the lean manufacturing OEE? Availability x Quantity x Quality Availability x Productivity x Quality Product output x Quality x Availability Product output x Quantity x Quality 174. Identify the method of assembly technique? Dowelling Pinning Peening Staking 175. Identify the type of bolt? Bolt with clearance hole Body fit bolt Anti-fatigue bolt T bolt 176. What is the name of the lathe specification of marked as x? Length of the bed Centre height of lathe Length between centre between centre 177. What is the name of the part marked 'X' in the lathe carriage? Tool post Top slide Cross slide slide 178. What is the merit of three jaw chuck in lathe machine? Work can be set with ease Run out cannot be corrected hexagonal components can be held Only round and hexagonal components can be held 179. What is the name of the part marked x? Body Back plate jaw External jaw 180. What is the de-merit of four jaw chuck? Jaws are reversible Irregular shape job can be hold Heavy cuts Heavy cuts can be given 181. Which type of rake angle make slope from the front towards back of the tool? End rake angle Side rake angle rake angle Negative rake angle 182. What will be the effect, if the carriage is not locked while facing? Correct face Convex face face Concave face 183. What is the name of the operation carried out in turning to remove burr and sharpness from the edge of component? Grooving Chamfering turning Step turning 184. Find out the spindle speed for turning dia 40 mm cast iron rod, if the cutting speed is 15 m/min? 119.3 rpm 100.3 rpm 210.3 rpm 219.3 rpm 185. What is the name of the operation? Square shoulder Filleted shoulder shoulder Bevelled shoulder 186. Which gauge is used to compare the profile of thread? Plug gauge Feeler gauge Radius gauge gauge 187. Which is the vertical distance from crest to the root? Lead Flank Pitch Depth 188. Calculate the blank size for external threading M16 x 2.0 14.0 mm 15.8 mm 15.0 mm 16.0 mm 189. Which type of thread is used in screw jack? Vee thread Acme thread thread Knuckle thread 190. What is the name of the part marked X? Bed Tail stock Feed shaft shaft 191. Which part is mainly supporting the lengthy job in lathe machine? Face plate Steady rest carrier Dog carrier 192. What is the name of part marked as x of three jaw chuck? Body Back plate jaw Internal jaw 193. What is the de-merit of 3 jaw chuck? Work can be set with ease Internal and external jaws are available Accuracy increases Accuracy decreases 194. Which tool materials are manufactured by powder metallurgy technique? Carbides High speed steel Low carbon steel High carbon steel 195. Which angle of the tool prevents from getting jammed in the groove and causes breakage? Side rake angle Side relief angle clearance angle Side clearance angle 196. What is the defect caused if the tool is not . set to the correct centre height while facing? Convex face Concave face Pip left in the centre left in the centre 197. What is the unit of cutting speed in turning? mm/sec m/sec m/min mm/min 198. What is the name of portion between root and crest of the thread? Root Flank Depth Rack 199. What is the principle of dial test indicator? Sliding Screw and nut Rack and pinion pinion 200. Which dimension is measured by using screw thread micrometer? Pitch of screw thread Minor dia of screw thread Major radius of screw thread Major dia of screw thread 201. What type of power transmission is transmitted by spur gear? Parallel transmission Angular transmission Intersecting transmission transmission 202. How many types of bed ways are in centre lathe machine? 2 3 5 6 203. What is the use of screw pitch gauge? Check lead of the thread Check the pitch of the thread Check the minor radius of thread Check the minor dia of thread 204. What is the name of instrument? Vernier micrometre Outside micrometre Two wire micrometre Three wire micrometre 205. What is the name of part marked as x in centre lathe ? Apron Saddle slide Gross slide 206. what is the name of part marked as x? Clutch Feed selector spindle Lathe spindle 207. What is the name the specification of lathe marked as x? Bed length Centre height diameter Swing diameter 208. What is the purpose of back gear unit in lathe machine? Reduce the spindle speed Increase the spindle speed Quick change spindle speed Show change spindle speed 209. What is the name of gauge? Ring gauge Screw Pitch gauge gauge Feeler gauge 210. What is the range of pitch that can be measured by screw thread micrometer? 0.01 to 0.5 mm 0.02 to 3.5 mm 0.25 to 3.5 mm 0.27 to 3.5 mm 211. What is the range of metric screw thread dimension is measured by screw thread micrometer? M1 to M6 M1 to M12 M1 to M30 M1 to M35 212. 213. What is the name of the fit? Transition fit Clearance fit Clearance fit Interference fit 214. what is the term of the algebraic difference between a size, to its corresponding basic size? Deviation Upper deviation Lower deviation Actual deviation 215. What is the upper limit of the component size? 0.005 0.008 19.995 : 20.008 216. What is the term used for the relationship exists between two mating parts? Fit Limit Tolerance Allowance 217. What is the least count of vernier micrometer? 0.01 mm 0.02 mm 0.001 mm 0.002 mm 218. what is name of the tool? Flat scraper Hook scraper Half round scraper Three square scraper 219. 220. 1 out of 22 Time is Up! Time's upTime is Up! Fitter TT- 1st Year (set -2 )
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