A、题65图所示电路,U<sub>S1sub>、U<sub>S2sub>参数未知,此时测得电阻R的电流I=1A。试用叠加定理求:r /> rc="https://img.ppkao.com/2018-09/tianmin/2018090509530318103.jpg" />
A、已知电路如图所示,其中E<sub>1sub>=15V,E<sub>2sub>=65V,R<sub>1sub>=5Ω,R<sub>2sub>=R<sub>3sub>=10Ω。试用支路电流法求R<sub>1sub>、R<sub>2sub>和R<sub>3sub>三个电阻上的电压。r /> rc="https://img.ppkao.com/2018-09/tangxueping/2018092817031193342.jpg" />
A、R<sub>1sub>烧坏,R<sub>2sub>不会烧坏 B、R<sub>1sub>、R<sub>2sub>均烧坏 C、R<sub>1sub>未烧坏,R<sub>2sub>烧坏 D、R<sub>1sub>、R<sub>2sub>均未烧坏
A、R<sub>1sub>>R<sub>2sub>>R<sub>3sub> B、R<sub>1sub><R<sub>2sub><R<sub>3sub> C、R<sub>1sub>>R<sub>3sub>>R<sub>2sub> D、R<sub>3sub>>R<sub>1sub>>R<sub>2sub>
A、R<sub>1sub>与R<sub>3sub>串联后与R<sub>2sub>并联 B、R<sub>1sub>与R<sub>3sub>并联后与R<sub>2sub>串联 C、R<sub>1sub>与R<sub>2sub>并联后与R<sub>3sub>串联 D、R<sub>1sub>与R<sub>2sub>串联后与R<sub>3sub>并联