Odpowiedź :
Odpowiedź:
W = 72 kJ = 72 000 J
t = 2 min = 120 s
------------------------------
P =?
W = P*t
P = W/t
P = 72000J/120s = 600 W
P = 600 W
Odpowiedź:
W = 72 kJ = 72 000 J
t = 2 min = 120 s
------------------------------
P =?
W = P*t
P = W/t
P = 72000J/120s = 600 W
P = 600 W