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On a table three blocks (including the f...

On a table three blocks (including the first block) are placed as shown in the figure. Mass of each block is m and coefficient of friction for each block is `mu`. A force F is applied on the block so as to move the system. The minimum value of F should be

A

`8 mu mg`

B

`9 mu mg`

C

`7 mu mg`

D

`5 mu mg`

Text Solution

Verified by Experts

The correct Answer is:
C
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