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

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The work done in sliding a wooden box of mass

$10\ kg$ along a friction less inclined plane of inclination

$30^o$ and length

$10\ m$ is _______

$J$ . (

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

$125\ J$
$250\ J$
$500\ J$
$1500\ J$

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