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ITI
Fitter
Fitter Set-2
Basic Fitting
91

Basic Fitting MCQ with Answers

91) How the drill chucks are held on the machine spindle?

By arbor

By sockets

By sleeves

By special clamp

Answer is:

By arbor

How the drill chucks are held on the machine spindle?

Basic Fitting MCQ with Answers

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Related Basic Fitting MCQ with Answers

92) Which drilling machine, the spindle head is moved towards or away from the column?

Pillar drilling machine

Gang drilling machine

Radial drilling machine

Sensitive bench drilling machine

Answer is:

Radial drilling machine

Which drilling machine, the spindle head is moved towards or away from the column?

93) Which type of screw threads are rounded at the crest and root?

B.A thread

B.S.F thread

B.S.W thread

ACME thread

Answer is:

B.S.W thread

94) What is the formula to calculate tap drill size?

Tap drill size = Major dia ? (2 x depth)

Tap drill size = Major dia + (2 x depth)

Tap drill size = Major dia ? (2 + depth)

Tap drill size = Major dia + (2 + depth)

Answer is:

Tap drill size = Major dia ? (2 x depth)

95) Which activity causes excessive wear and chattering of drill bit while drilling?

Too fast feed rate

Too slow feed rate

More cutting speed

Too slow spindle speed

Answer is:

Too slow feed rate

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