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A cell supplies a current of 1.2 A through tworesistors each of 2 2 connected in parallel. Whenthe resistors are connected in series, it supplies acurrent of 0.4 A. Calculate : (i) the internalresistance, and (ii) e.m.f. of the cell.Ans. (i) 0-5 2. (i) 1-8 V

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