Exercise: Production Engineering

Questions for: Production Engineering

When the shear angle is small
A:
path of shear is short and chip is thin
B:
path of shear is large and chip is thick
C:
path of shear is short and chip is thick
D:
path of shear is large and chip is thin
Answer: B
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In oblique cutting system, the cutting edge of the tool
A:
may clear the width of the workpiece
B:
may or may not clear the width of the workpiece
C:
may not clear the width of the workpiece
D:
should always clear the width of the workpiece
Answer: C
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Hard and tough materials like cast iron should be turned at
A:
slow speed
B:
high speed
C:
any speed
D:
certain specific speed
Answer: A
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Stellite preserve hardness upto a temperature of
A:
350°C
B:
500°C
C:
900°C
D:
1100°C
Answer: D
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In determining the various forces on the chip, Merchant assumed that the
A:
cutting edge of the tool is sharp and it does not make any flank contact with the workpiece
B:
only continuous chip without built-up-edge is produced
C:
cutting velocity remains constant
D:
all of the above
Answer: D
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