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Ek=175 J
m=3,5 kg
dit: V=...?
Jawab:
Ek=1/2.m.V²
175=1/2.3,5.V²
V²=350/3,5
V=
V=10 m/s
m = 3,5 kg
Ek = 175 J
Dit : v....?
Ek = 1/2 m v²
175 = 1/2 x 3,5 x v²
175 = 1,75 v²
v² = 175 / 1,75
v² = 100
v = √100
v = 10 m/s