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A cell of e.m.f. E and internal resistan...

A cell of e.m.f. E and internal resistance r is used to send current to an external resistance R. Write expressions for (a) the total resistance of circuit, (b) the current drawn from the cell, (c) the p.d. across the cell, and (d) voltage drop inside the cell.

Text Solution

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`(a ) R+r (b) ( epsi)/((R+r)) ( c) (epsi)/((R+r)) xx R (d ) ( epsi)/(R +r) xx r`
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