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A block of mass m=5kg is resting on a ro...

A block of mass `m=5kg` is resting on a rough horizontal surface for which the coefficient of friction is `0.2` . When a force `F=40N` is applied, the acceleration of the block will be `(g=10m//s^(2))` .

A

`5.73m//sec^(2)`

B

`8.0m//sec^(2)`

C

`3.17m//sec^(2)`

D

`10.0m//sec^(2)`

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The correct Answer is:
A
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