Mechanical Engineering > GATE 2016 SET-2 > Unconventional Machining
In an ultrasonic machining (USM) process, the material removal rate (MRR) is plotted as a function of the feed force of the USM tool. With increasing feed force, the MRR exhibits the following behavior:
A
increases linearly
B
decreases linearly
C
does not change
D
first increases and then decreases

Correct : d

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