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R=1100Ω
U=220V
I=?
I=U/R=220V/1100Ω=0,2A
2. dane
t=10min=600s
R=60Ω
U=220V
W=?
W=U*I*t
I=U/R=220V/60Ω=3,67A
W=220V*3,67A*600s=484440J