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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 sin 45^(@)`

B

`9.8 sin 45^(@)`

C

`19 .6 cos 45^(@)`

D

`9.8 cos 45^(@)`

Text Solution

Verified by Experts

The correct Answer is:
A
`f =mg sin theta`
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