A circuit consists of three resistors connected in parallel.

R_{1} = 30 ohms, R_{2} = 15 ohms, and R_{3} = 10 ohms.

If the current through R_{2} = 4 amperes, what is the total source voltage?

A. 20 V

B. 60 V

C. 120 V

D. 220 V

## Show Answer

Answer: B

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