題組內容

9. 圖13電路,試求a-b端點看入系統之戴維寧電阻 \( \mathrm{R_{th}} = \_ \_ \_ \_ \_ \Omega \)

9. 圖13電路,試求a-b端點看入系統之戴維寧電阻 \( \mathrm{R_{th}} = \_ \_ \_ \_ \_ \Omega \)