Multiple choice question L — task. Science CBSE, Class 9.

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A body is thrown up with a kinetic energy of

$10\ J$ . If it attains a maximum height of

$5\ m$ , find the mass of the body. (Take

$g\ =\ 10\ ms^{-2}$ ).

$0.2\ kg$
$2\ kg$
$1\ kg$
$1.2\ kg$

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