Exercise: Production Engineering

Questions for: Production Engineering

The abrasive recommended for grinding materials of high tensile strength is
A:
silicon carbide
B:
aluminium oxide
C:
sand stone
D:
diamond
Answer: B
No answer description is available. Let's discuss.
Trepanning is an operation of
A:
making a cone-shaped enlargement of the end of a hole
B:
smoothing and squaring the surface around a hole
C:
sizing and finishing a small diameter hole
D:
producing a hole by removing metal along the circumference of a hollow cutting tool
Answer: D
No answer description is available. Let's discuss.
Carbon tool steels have low-heat and wear-resistance.
A:
Correct
B:
Incorrect
C:
D:
Answer: A
No answer description is available. Let's discuss.
In a shaper, the length of stroke is increased by
A:
increasing the centre distance of bull gear and crank pin
B:
decreasing the centre distance of bull gear and crank pin
C:
increasing the length of the arm
D:
decreasing the length of the slot in the slotted lever
Answer: A
No answer description is available. Let's discuss.
The method of centreless grinding used to produce taper is
A:
infeed grinding
B:
through feed grinding
C:
endfeed grinding
D:
any one of these
Answer: C
No answer description is available. Let's discuss.
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