Series equivalent resistance:
Req = R1 + R2 = 10 + 5 = 15Ω
ICIRCUIT = V/Req = 30/15 = 2 A
The potential difference across the 10 resistor is
A. 30 V.
B. 20 V.
C. 15 V.
D. 10 V.
E. 5 V.
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