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31 October, 05:01

an object moving with a speed of 5 m/s has a kinetic energy of 100 J. what is the mass of the object?

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  1. 31 October, 08:20
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    Answer:40kg

    Explanation:

    Velocity (v) = 5m/s

    Kinetic energy (ke) = 100j

    mass=?

    Mass = (2xke) ➗ v^2

    Mass = (2x500) ➗ 5^2

    Mass=1000 ➗ 5x5

    Mass=1000 ➗ 25

    Mass=40kg
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