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Machinist Set-2
Rack, Spur gear milling, Boring
21

Rack, Spur gear milling, Boring MCQ with Answers

21) Which type of machine is generally used for wood ruff key way cutting?

Shaper

Slotter

Vertical milling

Horizontal milling

Answer is:

Vertical milling

Rack, Spur gear milling, Boring MCQ with Answers

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Related Rack, Spur gear milling, Boring MCQ with Answers

22) Which machine is provided with the over arm support for reduce chattering?

Vertical milling machine

Shaping machine

Horizontal mlling machine

Slotting machine

Answer is:

Vertical milling machine

23) Which formula is used to find out the linear pitch of a rack?

(A-Z)40

Pi x m

40/z

Pi x m/2

Answer is:

Pi x m

24) How length of rack is calculated?

Linear pitch x Number of teeth

Module x Number of teeth

2.25 x module

Pi x module

Answer is:

Linear pitch x Number of teeth

25) Which formula is used to calculate chrodal addendum of a gear tooth?

Pi x m

m x Z

m Z sin(90/z)

(Z+2)M

Answer is:

m Z sin(90/z)

Rack, Spur gear milling, Boring MCQ with Answers

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