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A block is kept on a frictionless inclin...

A block is kept on a frictionless inclined surface with angle of inclination `alpha'`.

The incline is given an acceleration 'a' to keep the block stationary. Then a is equal to

A

`g tan alpha`

B

g

C

`g" cosec "alpha`

D

`g//tanalpha`

Text Solution

Verified by Experts

The correct Answer is:
A
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