已知E=IR/n+Ir,求I
问题描述:
已知E=IR/n+Ir,求I
答
E=IR/n+Ir=I(R/n+r)
I=(R/n+r)/E
已知E=IR/n+Ir,求I
E=IR/n+Ir=I(R/n+r)
I=(R/n+r)/E