试题详情

交流电路中,若电阻与电抗相等,则电压与电流的相位差为(____)。

Aπ$;$π/2$;$π/3$;$π/4

Bπ$;$π/2$;$π/3$;$π/4

Cπ$;$π/2$;$π/3$;$π/4

Dπ$;$π/2$;$π/3$;$π/4