tolong kak bantuan nya
Penjelasan:
usahanya
w = f × s
w = 450 × 2
w = 900 n/m
w = 9000 n/s
t = 2,5 menit
t = 150 detik
maka :
p = w/t
p = 9000/150
p = 900/15
p = 60 watt
60 watt
Penjelasan:
s = 20 m
F = 450 N
t = 2,5 menit = 150 s
P = W : t
P = F x s : t
= 450 x 20 : 150
= 60 watt
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