Ek = 120 J M = 3 m/s v = ?
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vivian66
Pertanyaan
Ek = 120 J M = 3 m/s v = ?
1 Jawaban
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1. Jawaban abcde38
Ek=1/2mv^2
120=1/2.3.v^2
120=3/2.v^2
120/3/2=v^2
240/3=v^2
80=v^2
√80=v
2√20=v