已知:Is1=60A,COS∮=0.6,则I1有=60*0.6=36A,I1无=48A.
当IS2=80A时,I2无=I1无=48A,
I2有=√(IS22- I2无2)=64A,
则电流Ir=I2有-I1有=64-36=28A
电阻R=210/28=7.5欧姆
已知:Is1=60A,COS∮=0.6,则I1有=60*0.6=36A,I1无=48A.
当IS2=80A时,I2无=I1无=48A,
I2有=√(IS22- I2无2)=64A,
则电流Ir=I2有-I1有=64-36=28A
电阻R=210/28=7.5欧姆