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18 如圖所示電路,假設二極體D1及D2均具 有理想特性 、 且vi(t)= 32sin(377t)V,若於負載電阻RL=2 kΩ 之兩端並聯一濾波電容器,下列敘述何者正確? (A)負載電阻消耗功率為
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18 如圖所示電路,假設二極體D1及D2均具 有理想特性 、 且vi(t)= 32sin(377t)V,若於負載電阻RL=2 kΩ 之兩端並聯一濾波電容器,下列敘述何者正確?
(A)負載電阻消耗功率為 8 mW
(B)輸出直流電壓 vo=8 V
(C)輸出直流電流 IL=4 mA
(D)峰值電壓 Vm=5.7 V
參考答案
答案:A
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