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Mechanical Engineering - Production Engineering

Exercise : Production Engineering - Section 5
31.
The cutting angle of a flat drill varies from
3° to 8°
20° to 30°
60° to 90°
90° to 120°
Answer: Option
Explanation:
No answer description is available. Let's discuss.
32.
In electro-discharge machining, dielectric is used to
help in the movement of the sparks
control the spark discharges
act as coolant
all of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
33.
In metal cutting operations, the shear angle is the angle made by the shear plane with the
direction of the tool axis
direction of tool travel
perpendicular to the direction of the tool axis
central plane of the workpiece
Answer: Option
Explanation:
No answer description is available. Let's discuss.
34.
The floating position of the holding fixture in a rotary transfer device is used to
improve the accuracy of location
reduce the tendency to over-index
improve upon the acceleration and deceleration characteristics
reduce the cycle time
Answer: Option
Explanation:
No answer description is available. Let's discuss.
35.
The operation of smoothing and squaring the surface around a hole is known as
counter-sinking
counter-boring
trepanning
spot facing
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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