A smooth inclined plane is inclined at an angle $\theta$ with horizontal. A body starts from rest and slides down the inclined surface. Then the time taken by it to reach the bottom is

534-141

  • A

    $\sqrt {\left( {\frac{{2h}}{g}} \right)} $

  • B

    $\sqrt {\left( {\frac{{2l}}{g}} \right)} $

  • C

    $\frac{1}{{\sin \,\theta }}\,\sqrt {\frac{{2h}}{g}} $

  • D

    $\sin \,\theta \,\frac{{\sqrt {\left( {2h} \right)} }}{g}$

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