设r1、r2和L1、L2分别是变压器一、二次绕组的电阻和自感,M是其互感,则理想变压器的条件是()。A、r1=r2=0,L1=L2=M=0B、r1=r2=0,L1=L2=M=∞C、r1=r2=∞,L1=L2=M=0D、r1=r2=∞,L1=L2=M=∞

设r1、r2和L1、L2分别是变压器一、二次绕组的电阻和自感,M是其互感,则理想变压器的条件是()。

  • A、r1=r2=0,L1=L2=M=0
  • B、r1=r2=0,L1=L2=M=∞
  • C、r1=r2=∞,L1=L2=M=0
  • D、r1=r2=∞,L1=L2=M=∞

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