Question

Ajutor este foarte urgent !!!​

Answer 1

$a) P=UI=>U=\frac{P}{I}=\frac{120}{1}=120 V\\ b) U_f=rI=4*1=4 V\\c) P=RI^2=>R=\frac{P}{I^2}=\frac{120}{1^2}=120\Omega\\ d)t=1 h=3600 s\\P=\frac{W}{t}=>W=Pt=120*3600= 432000 J$