1.Q=I^2RT=UIT=PT=450W*60S=27000J
2.P=UI=U^2/R=220V^2/1210欧=40W
Q=PT=40W*10*60S=24000J
3.P=Q/T=6.6*10^4/60s=1100w
R=P/I^2=1100W/5A^2=44欧
1.Q=I^2RT=UIT=PT=450W*60S=27000J
2.P=UI=U^2/R=220V^2/1210欧=40W
Q=PT=40W*10*60S=24000J
3.P=Q/T=6.6*10^4/60s=1100w
R=P/I^2=1100W/5A^2=44欧