In the given figure the acceleration of $M$ is $(g = 10 \,ms^{-2})$

827-45

  • A

    $\frac{20}{3} \, ms^{-2}$

  • B

    $17\, ms^{-2}$

  • C

    $\frac{80}{3} \, ms^{-2}$

  • D

    None of these

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