Odpowiedź :
[tex]Dane:\\P = 600 \ W\\t = 3 \ min = 3\cdot60 \ s = 180 \ s\\Szukane:\\E = W = ?\\\\P = \frac{W}{t} \ \ /\cdot t\\\\W = P\cdot t\\\\W = 600 \ W\cdot180 \ s\\\\\boxed{W = 108 \ 000 \ J}[/tex]
[tex]Dane:\\P = 600 \ W\\t = 3 \ min = 3\cdot60 \ s = 180 \ s\\Szukane:\\E = W = ?\\\\P = \frac{W}{t} \ \ /\cdot t\\\\W = P\cdot t\\\\W = 600 \ W\cdot180 \ s\\\\\boxed{W = 108 \ 000 \ J}[/tex]