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An electric cell has an internal resistance of 2 ohms, a current of \(0.5 \mathrm{~A}\) ...

An electric cell has an internal resistance of 2 ohms, a current of \(0.5 \mathrm{~A}\) is found to flow when \(a\) resistor of 5 ohms resistance is connected across it. What is the electromotive force of the cell?

A. 5 volts
B. \(3.5\) volts
C. \(2.5\) volts
D. 1 volt
E. 10 volts




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