图示{QHPJBC2141H017.png}电路中,a、b端的等效电阻Rab为(____)。
A、R1+R2R3/(R2+R3)
B、(R1+R2)R3/(R1+R2+R3)
C、(R2+R3)R1/(R1+R2+R3)
D、(R2+R3)/(R1+R2+R3)
发布时间:2023-09-20 12:03:34
A、R1+R2R3/(R2+R3)
B、(R1+R2)R3/(R1+R2+R3)
C、(R2+R3)R1/(R1+R2+R3)
D、(R2+R3)/(R1+R2+R3)