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Mechanical Engineering - Production Engineering

Exercise : Production Engineering - Section 7
41.
Internal or external threads of different pitches can be produced by
pantograph milling machine
profiling machine
planetary milling machine
piano-miller
Answer: Option
Explanation:
No answer description is available. Let's discuss.
42.
In a shaper
tool is stationary and work reciprocates
work is stationary and tool reciprocates
tool moves over stationary work
tool moves over reciprocating work
Answer: Option
Explanation:
No answer description is available. Let's discuss.
43.
Which of the following statement is correct about EDM machining?
It can machine hardest materials.
It produces high degree of surface finish.
The tool and work are never in contact with each other.
all of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
44.
Spot facing is an operation of smoothing and squaring the surface around a hole.
True
False
Answer: Option
Explanation:
No answer description is available. Let's discuss.
45.
A better machinable metal is one which gives
lower chip-tool contact area and larger shear angle
higher chip-tool contact area and smaller shear angle
lower chip-tool contact area and smaller shear angle
higher chip-tool contact area and larger shear angle
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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