Odpowiedzi

2010-03-26T18:00:49+01:00
Wzor na prace:
W = F * s

F = 5 N

a = F/m

a = 5N/10kg

V = a * t
V = 1/2 = 5
V = 2.5 m/s

s = V * t
s = 12.5 m

W = 5 N * 12.5 m
W = 62.5 Wat
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