A swimmer dived off a cliff with a running horizontal leap. What must his minimum speed be just as he leaves the top of the cliff so that he will miss the edge at the bottom ....... $m/s$ is $2\ m$ wide and $10\ m$ belows the top of the cliff .

  • A

    $1.1$

  • B

    $1.4$

  • C

    $1.7$

  • D

    $2.0$

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