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11 July, 05:53

A tennis ball has 22 J of kinetic energy and is moving at 3 m/s. What is the tennis ball's mass?

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Answers (2)
  1. 11 July, 06:25
    0
    Answer:the required formula is

    Kinetic energy = 0.5*m*v^2

    given

    Kinetic energy = 22 J

    v=velocity = 3m/s

    m=mass=?
  2. 11 July, 08:54
    0
    kinetic energy=half mv*v

    22=1:2m*3*3

    22=1:2m*9
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