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

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A body of mass

$5\ kg$ falls from a height of

$10\ m$ to

$4\ m$ . Calculate the loss in potential energy of the body. (Take

$g\ =\ 10\ ms^{−2}$ ).

$0\ J$
$3\ J$
$300\ J$
$3000\ J$

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