[tex]dane: \\ \\ \\ R = 25 \Omega \\ \\ t = 10min = 600s \\ \\ I = 0.2A [/tex]
[tex]szukane: \ \ W[/tex]
[tex]wzor: \\ \\ \\ W = {I}^{2} \times R \times t[/tex]
[tex]obliczenia: \\ \\ \\ W = {0.2}^{2} \times 25 \times 600 = 0.04 \times 25 \times 600 = 1 \times 600 = \boxed{600J}[/tex]
