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Calculate F such that frictional force a...

Calculate `F` such that frictional force acting on all blocks zero.

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Verified by Experts

The correct Answer is:
4
In the given case
F = 4 all block will have acceleration `2 m// sec^(2)` . So , no friction will act on blocks .
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GRB PUBLICATION-FRICTION AND CIRCULAR MOTION -Integer answer
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