27. 某RL交流串聯電路,其電源電壓v(t)=100sin(ωt+40°)V,線路電流i(t)=10sin(ωt+3°)A, 則線路的R及XL分別為何?
(A)R=6Ω,XL=8Ω
(B)R=8Ω,XL=6Ω
(C)R=3Ω,XL=4Ω
(D)R=4Ω,XL=3Ω
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統計: A(45), B(318), C(31), D(11), E(0) #1852881
統計: A(45), B(318), C(31), D(11), E(0) #1852881