400 J
Penjelasan:
m = 2 kg
v = 20 m/s
EK = 1/2 mv²
= 1/2 x 2 x 20²
= 400 J
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400 J
Penjelasan:
m = 2 kg
v = 20 m/s
EK = 1/2 mv²
= 1/2 x 2 x 20²
= 400 J