A cell has an emf of 1.54 V. When it is in series with a 1.0 ohm resistance, the reading of a voltmeter connected across the cell terminals is 1.40 V. Determine the cell's internal resistance. CHOICES: A. 0.010 ohm   B. 0.050 ohm   C. 0.10 ohm   D. 0.50 ohm

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