A 60 kg body is pushed with just enough ...

A 60 kg body is pushed 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

`6m//s^(2)`

`4.9 m//s^(2)`

`3.92m//s^(2)`

`1m//s^(2)`

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