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ITI
Turner
Turner Set-1
Lathe Operations
69

Lathe Operations MCQ - Turner (Set-1) with Answers

69) To cut 20 mm internal square thread with a pitch of 2.5 mm, the core diameter should be

17.5 mm

18.5 mm

20.0 mm

22.5 mm

Answer is:

17.5 mm

Lathe Operations MCQ - Turner (Set-1) with Answers

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Related Lathe Operations MCQ - Turner (Set-1) with Answers

70) Dovetail chasers are clamped in a

lathe tool post

tool holder for holding circular form tool

special tool holder

bit tool holder

Answer is:

special tool holder

71) When cutting ISO metric threads of coarse pitch, the compound rest should be swiveled to

15 Degree

30 Degree

45 Degree

60 Degree

Answer is:

30 Degree

72) The amount of tailstock offset for taper turning is done by the set screws provided. The procedure to be followed is :

Loosen both screws and push the body to the amount of offset

Loosen both the screws and push the base to the amount of offset

Loosen the screws opposite to the direction of movement and tighten the other screw

Loosen the screw on the direction of movement and tighten the other screw

Answer is:

Loosen the screws opposite to the direction of movement and tighten the other screw

73) The fingers of a fixed steady rest are set to support a lengthy workpiece held in a Four-jaw chuck. The fingers are adjusted and set when the workpiece is

trued at the chuck and the work is stationary

trued at the tailstock end when the work is running at slow rpm

trued at both ends and work is stationary

trued at both ends when the work is running at slow rpm

Answer is:

trued at both ends and work is stationary

Lathe Operations MCQ - Turner (Set-1) with Answers

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