试题详情

交流电路阻抗Z=3+j4 Ω,电压相量为100∠0°V,则电流相量为(____)。

A20∠0°A$;$20∠-53.1°$;$20∠53.1°A$;$20∠-53.1°A

B20∠0°A$;$20∠-53.1°$;$20∠53.1°A$;$20∠-53.1°A

C20∠0°A$;$20∠-53.1°$;$20∠53.1°A$;$20∠-53.1°A

D20∠0°A$;$20∠-53.1°$;$20∠53.1°A$;$20∠-53.1°A