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A 40kg slab rests on a frictionless floo...

A 40kg slab rests on a frictionless floor as shown in the figure. A 10kg block rests on the top of the slab. The static coefficient of friction between the block and slab is `0.60` while the kinetic friction is `0.40` . The 10kg block is acted upon by a horizontal force 100N. if `g=9.8m//s^(2)` , the resulting acceleration of the slab will be.

A

`1m//s^(2)`

B

`1.5m//s^(2)`

C

`2m//s^(2)`

D

`6.1m//s^(2)`

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The correct Answer is:
A
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