10.有一串聯 RLC 電路,R = 1 Ω,L = 2 mH,C = 5μ F。試求此電路產生共振時,其品質因數 (quality factor)為何?
(A) 10
(B) 20
(C) 30
(D) 40
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統計: A(0), B(2), C(1), D(0), E(0) #3806826
統計: A(0), B(2), C(1), D(0), E(0) #3806826