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A brick of mass 2kg begins to slide down...

A brick of mass 2kg begins to slide down on a plane inclined at an angle of `45^(@)` with the horizontal. The force of friction will be

A

`(19.6)/(sqrt2)N`

B

`(9.8)/(sqrt2)N`

C

19.6 N

D

9.8 N

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The correct Answer is:
A
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