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26 July, 22:25

A 3kg has 9 joules of kinetic energy how fast is it flying

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  1. 26 July, 23:39
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    Answer: 2.4 m/s

    Explanation:use KE = 1/2 mv²

    Derive to find v:

    v = √ 2KE / m

    = √ 2 (9 J) / 3 kg

    = 2.4 m/s
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