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Questions  >>  JEEMAIN and NEET  >>  Physics  >>  Class11  >>  Laws of Motion
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Q)

A block is placed on the top of a smooth inclined plane of inclination $\theta$ kept on the floor of a lift.When the lift is descending with a retardation $a$,the block is released.The acceleration of the block relative to the incline is

$\begin{array}{1 1}g\sin \theta\\a\sin \theta\\(g-a)\sin \theta\\(g+a)\sin \theta\end{array} $

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