50. 如右圖所示為理想放大器電路圖,若R1 = 1 kΩ、R2 = 3 kΩ、Ra = 1 kΩ、Rb = 3 kΩ、ν1 = 4 V、ν2 = -2 V,試求輸出電壓νo 值為何?

(A) 1 V
(B) 3 V
(C) 10 V
(D) 15 V
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統計: A(6), B(9), C(60), D(5), E(0) #3348201
統計: A(6), B(9), C(60), D(5), E(0) #3348201