Positive SSL
    14.素養(4)
1 如圖所示,若開關閉合時 t = 0 ,則 t > 0 的電流 𝑖(t) 為何? 106 統測
A 𝑖(t) = 50(1 - e -50t ) A
B 𝑖(t) = 50(1 - e -t/50 ) A
C 𝑖(t) = 5(1 - e -50t ) A
D 𝑖(t) = 5 e -50t A

電流源轉電壓源

電感穩態時電流 = 50 / 10 = 5 A

1𝜏 = 10 / 0.2 = 50

電感充電電流方程式 𝑖(t) = 5 ( 1 - e -50t ) A