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= (5+3+2)/30
= 10/30
R1,2,3 = 30/10 = 3ohm
Rtotal = 3ohm + 2ohm + 1ohm
=6ohm
Itotal = GGL ÷ Rtotal
= 12V ÷ 6ohm
=2A
V di ujung-ujung penghambat 2ohm = Itotal × R4
= 2A × 2ohm
= 4V
Jawaban : C.4V
I = V/R = 12/5 = 2,4 A
Beda tegangan
V = I x R = 2,4 x 2 = 4,8 V
==> B. 4,8 V