Exercise: Production Engineering

Questions for: Production Engineering

The material which on machining produces chips with built up edge is
A:
brittle material
B:
tough material
C:
hard material
D:
ductile material
Answer: D
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Climb milling is chosen while machining because
A:
the chip thickness increase gradually
B:
it enables the cutter to dig in and start the cut
C:
the specific power consumption is reduced
D:
better surface finish can be obtained
Answer: B
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For machining a mild steel workpiece using carbide tool, the maximum material will be removed at a temperature of
A:
50°C
B:
100°C
C:
175°C
D:
275°C
Answer: B
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A taper tap has
A:
its end tapered for about three or four threads
B:
its end tapered for about eight or ten threads
C:
full threads for the whole of its length
D:
none of the above
Answer: B
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A dense structure of a grinding wheel is denoted by the number 9 to 15 or higher.
A:
Yes
B:
No
C:
D:
Answer: B
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