Odpowiedź:
1s
Wyjaśnienie:
P = 0,5kW = 500W
W = 500J
P = W/t
t = W/P
t = 500J ÷ 500W = 1s
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Odpowiedź:
1s
Wyjaśnienie:
P = 0,5kW = 500W
W = 500J
P = W/t
t = W/P
t = 500J ÷ 500W = 1s