某三相电路中,三个线电流分别为
i(来学网)=18sin(314t+23°)(A)
i=18sin(314t-97°)(A)
i=18sin(314t+143°)(A)
当t=10s时,三个电流之和为:
  • A.
    (来学网)18A
  • B.
    (来学网)0A
  • C.
    18(来学网)A
  • D.
    18(来学网)A