Odpowiedź :
[tex]Dane:\\P = 300 \ W\\t = 1 \ min = 60 \ s\\Szukane:\\W = ?\\\\P = \frac{W}{t} \ \ \rightarrow \ \ W = P\cdot t\\\\W = 300 \ W \cdot60 \ s\\\\\boxed{W = 18 \ 000 \ J=18 \ kJ}[/tex]
[tex]\underline{Odp. \ a)}[/tex]
[tex]Dane:\\P = 300 \ W\\t = 1 \ min = 60 \ s\\Szukane:\\W = ?\\\\P = \frac{W}{t} \ \ \rightarrow \ \ W = P\cdot t\\\\W = 300 \ W \cdot60 \ s\\\\\boxed{W = 18 \ 000 \ J=18 \ kJ}[/tex]
[tex]\underline{Odp. \ a)}[/tex]