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A block rests on a rough inclined plane ...

A block rests on a rough inclined plane making an angle of `30^(@)` with horizontal. The coefficient of static friction between the block and inclined plane is `0.8` . If the frictional force on the block is `10 N`, the mass of the block in `kg` is `(g = 10 m//s^(2))`

A

1 kg

B

2 kg

C

3 kg

D

4 kg

Text Solution

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The correct Answer is:
B
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