[Solved] As the vibration frequency increases, what happens to material removal rate?

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Q.	As the vibration frequency increases, what happens to material removal rate?
A.	decreases
B.	increases
C.	increase and then decrease
D.	decrease and then increase
Answer» C. increase and then decrease
Explanation: up to a certain limit of vibration frequency, mrr increases and after that it decreases.

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