Exercise: Production Engineering

Questions for: Production Engineering

Back rake angle of a single point tool is the angle by which the face of the tool is inclined towards back.
A:
Agree
B:
Disagree
C:
D:
Answer: A
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In case of turning, as the machining proceeds, the spindle speed must __________ with the decrease in diameter of work.
A:
decrease
B:
increase
C:
D:
Answer: B
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The angle made by the face of the tool and the plane parallel to the base of cutting tool is called
A:
rake angle
B:
cutting angle
C:
clearance angle
D:
lip angle
Answer: A
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Which of the following statement is correct for orthogonal cutting system?
A:
The cutting edge of the tool is perpendicular to the direction of tool travel.
B:
The cutting edge clears the width of the workpiece on either ends.
C:
The chip flows over the tool face and the direction of the chip flow velocity is normal to the cutting edge.
D:
all of the above
Answer: D
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Larger than 15° side cutting edge angle
A:
increases tool life
B:
decreases tool life
C:
produces chipping and decreases tool life
D:
results in excessive stress concentration and greater heat generation
Answer: C
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