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【单选题】
如图所示正弦交流电路中,已知u=100sin(10t+45°)V,i1=i=10sin(10t+45°)A, i2=20sin(10t+135°)A,元件1、2、3的等效参数值分别为( )。
A.
R=5Ω,L=0.5H,C=0.02F
B.
L=0.5H,C=0.02F,R=20Ω
C.
R1=10Ω,R2=10H,C=5F
D.
R=10Ω,C=0.02F,L=0.5H
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A.
①②③
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B.
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C.
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D.
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A.
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B.
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C.
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D.
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A.
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B.
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C.
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D.
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A.
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B.
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C.
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D.
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A.
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B.
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C.
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D.
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