Series/Parallel Circuits: Three resistors with resistances of 2.0 ?, 6.0 ?, and 12 ? are connected across an ideal dc voltage source V, as shown in the figure. If the total current in the circuit is I = 5.0 A, what is the current through the 12-? resistor?
A. 1.7 A
B. 2.5 A
C. 0.56 A
D. 5.0 A
E. 0.75 A
Answer: C
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