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A block of mass 'm' is placed on the flo...

A block of mass 'm' is placed on the floor of a lift, moving upward with an uniform acceleration a = g. (`mu`is the coefficient of friction between block and the floor of lift). If a horizontal force of umg acts on the block, then horizontal acceleration of the body is .......

A

2

B

6

C

8

D

Zero

Text Solution

Verified by Experts

The correct Answer is:
D
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