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

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What is the work done against gravity in lifting a mass of

$10\ kg$ to a height of

$10\ meter$ ? (

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

$-1000\ J$
$+1000\ J$
$-2000\ J$
$+2000\ J$

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