A 12 V battery with an internal resistance 0.5 ohms feeds a series cir – McqOptions

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1.	A 12 V battery with an internal resistance 0.5 ohms feeds a series circuit containing 20 ohms, 10 ohms, and R. Find the value of R if the current in the circuit is 0.2A.
A.	14.5 ohms
B.	29.5 ohms
C.	4.5 ohms
D.	5.5 ohms
Answer» C. 4.5 ohms

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