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Mechanical Engineering - Production Engineering

Exercise : Production Engineering - Section 4
11.
In which of the following machine, the work remains stationary and the tool is rotated?
Vertical boring machine
Horizontal boring machine
Precision boring machine
Jig boring machine
Answer: Option
Explanation:
No answer description is available. Let's discuss.
12.
The ratio between two consecutive spindle speeds for a six-speed drilling machine using drills of diameter 6.25 to 25 mm size and at a cutting velocity of 18 m/min is
1.02
1.32
1.66
1.82
Answer: Option
Explanation:
No answer description is available. Let's discuss.
13.
The cutting speed of a drill depends upon the
material of drill
type of material to be drilled
quality of surface finish desired
all of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
14.
The part of the tool on which cutting edge is formed is called nose.
Correct
Incorrect
Answer: Option
Explanation:
No answer description is available. Let's discuss.
15.
The chamfering is an essential operation after
knurling
rough turning
boring
thread cutting
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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