28.承上題,i₂(t)的穩態解為何?
(A) i₂=4.47 cos(100t +116.6°) A
(B) i₂ = 4.07 cos(100t +106.6°) A
(C) i₂ = 3.67 cos(100t +106.6°) A
(D) i₂ =3.27 cos(100t +96.6°) A

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