Q 1555523464.     A horizontal force just sufficient to move a body of mass `4\ kg` lying on a rough horizontal surface, is applied on it . Coefficients of static and kinetic friction are `0.8` and `0.6` respectively. If the force continues to act even after the body has started moving, the acceleration of the body is:
(`g=10\ ms^{-2}`)

EAMCET 2015
A

`6\,ms^{-2}`

B

`8\,ms^{-2}`

C

`2\,ms^{-2}`

D

`4\,ms^{-2}`

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