1.

a cell of e.m.f R is connected with external resistance R and the p.d. across the cell is V the internal resistance of cell will be​

Answer»

EMF(E) =RR=(E-V)÷I =(E-V)÷(V÷R) =((E÷V)-1)×RSubstituting the VALUE of EMFR=((R÷V)-1)×RExplanation:



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