lonewolf10000 wrote:
常聽說高電壓低電流,...(恕刪)
P=IV
V=100V
I=100A
P=100V*100A=10000W
if V=10000V and R=1ohm, I=V/R=10000V/1ohm=10000A
BUT, P=IV=10000V*10000A=100000000W which is OVERLOAD
SO, voltage or current will DROP
P=I1V1=I2V2
10000W=100V*100A=10000V*1A
SO, if Voltage fixed in 10000V, current drop to 1A theoretically