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Mechanical Engineering - Production Engineering

Exercise : Production Engineering - Section 4
21.
The tap used to cut threads in a blind hole is
taper tap
second tap
bottoming tap
any one of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
22.
A jig is defined as a device which
holds and locates a workpiece and guides and controls one or more cutting tools
holds and locates a workpiece during an inspection or for a manufacturing operation
is used to check the accuracy of workpiece
all of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
23.
A mandrel is used to hold
an eccentric work
a heavy work
a thin work
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
24.
Jigs are used
for holding and guiding the tool in drilling, reaming or tapping operations
for holding the work in milling, grinding, planing or turning operations
to check the accuracy of workpiece
none of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
25.
The swing diameter over carriage is always less than the swing diameter over bed.
Yes
No
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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