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Mechanical Engineering - Production Engineering

Exercise : Production Engineering - Section 8
11.
In gear hobbing
only hob rotates
only gear blank rotates
both hob and gear blank rotates
neither hob nor gear blank rotates
Answer: Option
Explanation:
No answer description is available. Let's discuss.
12.
Holes are machined by push broaches only for sizing.
Correct
Incorrect
Answer: Option
Explanation:
No answer description is available. Let's discuss.
13.
The increase in depth of cut and feed rate __________ surface finish.
improves
deteriorates
does not effect
Answer: Option
Explanation:
No answer description is available. Let's discuss.
14.
A lathe with four steps on the cone pulley and with backgears will have
four direct speeds
four indirect speeds
four direct and four indirect speeds
eight indirect speeds
Answer: Option
Explanation:
No answer description is available. Let's discuss.
15.
The parameter which completely defines the chip formation in a metal cutting process is
shear angle
chip-tool contact length
both (a) and (b)
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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