As shown in figure there is a spring block system. Block of mass $500\,g$ is pressed against a horizontal spring fixed at one end to compress the spring through $5.0\,cm$ . The spring constant is $500\,N/m$ . When released, calculate the distance where it will hit the ground $4\,m$ below the spring ? $(g = 10\,m/s^2)$

814-656

  • A

    $1\,m$

  • B

    $\sqrt 2\,m$

  • C

    $\sqrt 3\,m$

  • D

    $4\,m$

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