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13 November, 13:23

At what velocity (m/s) must a 17.6 kg object be moving in order to possess a kinetic energy of 1.19 J?

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  1. 13 November, 14:07
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    Answer: 0.37 m/s

    Explanation:

    Given that:

    Velocity of object = ?

    Mass of object = 17.6 kg

    kinetic energy of object = 1.19 J

    Since kinetic energy is the energy possessed by a moving object, and it depends on the mass of the object and its velocity, apply the formula

    K. E = 1/2 x mass x velocity^2

    1.19J = 1/2 x 17.6kg x velocity^2

    1.19J = 8.8kg x velocity^2

    velocity^2 = 1.19J / 8.8kg

    velocity^2 = 0.135

    To get the value of velocity, find the square root of 0.135

    velocity = √0.135

    Velocity = 0.367 m/s (Rounded to the nearest hundredth as 0.37m/s)

    Thus, the velocity is 0.37 m/s
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