1.R2=U2/I=4V/1A=4欧;R=U/I=6V/1A=6欧; 因为R1、R2串联所以R1=R-R2=6-4=2欧
2.R1R2并联A1测R1的电流,A2测干路电流,R1=U/I1=6V/0.2A=30欧,I2=I-I1=0.6A-0.2A=0.4A,
R2=U/I2=6V/0.4A=15欧
1.R2=U2/I=4V/1A=4欧;R=U/I=6V/1A=6欧; 因为R1、R2串联所以R1=R-R2=6-4=2欧
2.R1R2并联A1测R1的电流,A2测干路电流,R1=U/I1=6V/0.2A=30欧,I2=I-I1=0.6A-0.2A=0.4A,
R2=U/I2=6V/0.4A=15欧