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• Rangkaian DC
GGL total
Et = 12 + 6 = 18 V
(karena polaritas bersesuaian dengan susunan seri)
Hambatan luar total
Rt = 3 + 4 + 2 = 9 ohm
Kuat arus rangkaian
i = Et / Rt
i = 18 / 9 = 2 A
Tegangan pada R2
V2 = i R2
V2 = 2 • 4 = 8 V ← jwb