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Normal Force

A smooth bloc...

Question

A smooth block of mass m is placed on a smooth plank of mass M. The acceleration of M when it is acted by a force F is? Also find acceleration of m?

A

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B

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C

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D

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Solution

The correct option is D

Free Body Diagram of m & M are

From Free Body Diagram of M:F = M.A

$A = \frac{F}{M}$

From Free Body Diagram of m: it is clear,acceleration a = 0

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