Dane:
V = 54 km/h = 54 000 m / 3600 s = 15 [m/s]
F = 3 kN = 3000 N
Rozw.:
P = F × V = 3000 N × 15 [m/s] = 45 000 N = 45 kN
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Dane:
V = 54 km/h = 54 000 m / 3600 s = 15 [m/s]
F = 3 kN = 3000 N
Rozw.:
P = F × V = 3000 N × 15 [m/s] = 45 000 N = 45 kN