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Pertanyaan

massa 1000kg.v=20m/s

1 Jawaban

  • Dik : m = 1000 kg
    v = 20 m / s
    Ek = ?
    jwb : Ek = 1/2 x m x v
    = 1/2 x 1000 x 20(pngkt 2)
    = 1/2 x 1000 x 40
    = 1000 x 20
    = 20.000 j

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