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8.A 20 kg body is pushed horizontally with just enough force to start it moving across a floor and thesame force continues to act afterwards. The coefficient of static friction and sliding friction are 0.7 and0.6 respectively. The acceleration of the body is(A) 6 m/s2(B) 4.9 m/s2(C) 3.92 m/s(D) 1 m/s2

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A 60 kg body is pushed horizontally with just enough force to start it moving across a floor and the same force continues to act afterwards. the coefficient of static friction and sliding friction are 0.5 and 0.4 respectively. the acceleration of the body is

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