Odpowiedź:
Zad 6.
W= Fs
F= 100N
s= 3m
W= 100N*3m
W= 300J
Zad 7.
P= W/t
W= 6000J
t= 6s
P=6000J/6s
P=1000W
Zad 8.
W= 12kJ =12000J
t= 2 min = 120s
P= 12000J/120s
P= 100W
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Odpowiedź:
Zad 6.
W= Fs
F= 100N
s= 3m
W= 100N*3m
W= 300J
Zad 7.
P= W/t
W= 6000J
t= 6s
P=6000J/6s
P=1000W
Zad 8.
P= W/t
W= 12kJ =12000J
t= 2 min = 120s
P= 12000J/120s
P= 100W