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    14.素養(4)
1 如圖所示之電路,若b 為參考節點,則下列節點方程式組何者正確? 104 統測
A
B
C
D

V1 - 604 + V15 + V1 - V24 = 0

0.25V1 - 15 + 0.2V1 + 0.25V1 - 0.25V2 = 0

0.7V1 - 0.25V2 = 15

V1 - V24 = V2 - 605 + V2 - 102

0.25V1 - 0.25V2= 0.2V2 - 12 + 0.5V2 - 5

0.25V1 - 0.95V2 = -17

-0.25V1+0.95V2 = 17