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A block of mass 20 kg is placed on a rou...

A block of mass 20 kg is placed on a rough horizontal plane and a horizontal force of 12 N is applied. If coefficient of friction is 0.1 the frictional force acting on it is,

A

20 N

B

12 N

C

8 N

D

28 N

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The correct Answer is:
B
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