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Block A of mass 35kg is resting on a fri...

Block A of mass 35kg is resting on a frictionless floor. Another block B of mass 7kg is resting on it as shown in the figure. The coefficient of friction between the blocks is 0.5 while kinetic friction is 0.4.` (g = 10ms^(-2))`

If ma = 10kg, `m_(a)` = 40kg and applied force is 40 N, the acceleration of the block B with respect to block A will be:

A

zero

B

`0.5 ms ^(-2)`

C

`2.5 ms^(-2)`

D

`0.8 ms ^(-2)`

Text Solution

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The correct Answer is:
A
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