Iti ncvt fitter trade questions and answers

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FITTER TRADE QUESTIONS AND ANSWERS LECTURE 2

Video link :-

https://youtu.be/GTdPuUCYGW8

Q21 ) Which caliper is used to mark the centre of round bar?

Ans ) Jenny caliper  

Q22 ) Which grinding machine is used for heavy duty work?

Ans ) Pedestal grinder 

Q23 ) What is the accuracy of metric outside micrometer? 

Ans ) 0.01 mm 

Q24 ) Which type of taper is provided in the drill shank?

Ans ) Morse taper 

Q25 ) Which is used to remove drills and sockets from the machine spindle? 

Ans ) Drift  

Q26 ) What is the accuracy of protractor head in combination set? 

Ans ) 1° 

Q27 ) What is the accuracy of a try square? 

Ans ) 0.002 mm per 10 mm length 

Q28 ) Which punch is used for witness marks? 

Ans ) Dot punch 

Q29 ) Which chisel is used for removing materials on the corners of the keyways?

Ans ) Diamond point chisel 

Q30 ) Which type of hammer is used for riveting purpose? 

B ) Ball pein hammer 

Q31 ) Which is used to finish the resharpened divider point? 

Ans ) Oil stone 

Q32 ) What is the use of bevel protractor? 

Ans ) Measure the angle   

Q33 ) Which vice is used for holding hollow cylindrical  jobs? 

Ans ) Pipe vice 

Q34 ) What is the pitch of hacksaw blade used to cut conduit and other thin tubes? 

Ans )  0.8mm

Q35 ) What is the weight of hammer used for marking purpose? 

Ans ) 250 grams 

Q36 ) Why chalk is applied on the face of the file? 

Ans ) To reduce penetration and pinning  

Q37 ) Which part of outside micrometer ensures a uniform pressure between the measuring surface? 

Ans ) Ratchet stop 

Q39 ) What is the principle of micrometer? 

Ans ) Screw and nut

Q40 ) Which part in drilling machine is to achieve different speed? 

Ans ) Stepped pulley.