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13-02-2017
Chemistry

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A 54-kg jogger is running at a rate of 3 m/s. What is the kinetic energy of the jogger

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AZUKI13 AZUKI13

13-02-2017

kinetic energy = 1/2mv²
where m = 54kg
and v =3m/s
k.e = 1/2×54×3×3
= 1/2×54×9
= 1/2×426
= 486÷2
= 243J
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