Mechanical Engineering - Production Engineering

1.
The angle between the face and flank of the single point cutting tool is known as
rake angle
clearance angle
lip angle
point angle
Answer: Option
Explanation:
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2.
In order to obtain a surface finish in the range of 0.75 μm to 1.25 μm , the operation used is called.
grinding
lapping
honing
buffing
Answer: Option
Explanation:
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3.
Which of the following statement is correct as regard to up milling?
It can not be used on old machines due to backlash between the feed screw of the table and the nut.
The chips are disposed off easily and do not interfere with the cutting.
The surface milled appears to be slightly wavy.
The coolant can be poured directly at the cutting zone where the cutting force is maximum.
Answer: Option
Explanation:
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4.
In determining the various forces on the chip, Merchant assumed that the
cutting edge of the tool is sharp and it does not make any flank contact with the workpiece
only continuous chip without built-up-edge is produced
cutting velocity remains constant
all of the above
Answer: Option
Explanation:
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5.
Stellite preserve hardness upto a temperature of
350°C
500°C
900°C
1100°C
Answer: Option
Explanation:
No answer description is available. Let's discuss.