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Verified answer
USAHA dan ENERGIm = 200 kg
g = 10 m/s²
h = 20 m
t = 12,5 s
P = __
usaha = perubahan energi potensial
W = ∆Ep
W = m g h
daya = usaha setiap satuan waktu
P = W / t
P = m g h / t
P = 200 • 10 • 20 / 12,5
P = 3200 W ← jwb