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  • For no firction to act on a block kept on an accelerating wedge as shown in figure, acceleration a of the wedge should be <img alt="" src="https://cdn.entrance360.com/media/uploads/2021/1

For no firction to act on a block kept on an accelerating wedge as shown in figure, acceleration a of the wedge should be

Option: 1

\frac{g}{\sqrt{3}}


Option: 2

g\sqrt{3}


Option: 3

\frac{g}{2}


Option: 4

g\left (\frac{\sqrt{3}}{2} \right )


Answers (1)

best_answer

For block to remain at rest 

g\sin 60^{\circ}= a \cos 60^{\circ}

a=g \tan 60^{\circ}=\sqrt{3}g

In frame of wedge acceleration of block is a towards right.

Posted by

Ajit Kumar Dubey

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