Consider the circuit given here with the following parameters $E.M.F.$ of the cell = $12\, V$. Internal resistance of the cell $ = 2\,\Omega $. Resistance $R = 4\,\Omega $ Which one of the following statements in true
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(a) $i = \frac{{12}}{{(4 + 2)}} = 2\,A$
Energy loss inside the source $ = {i^2}r$ $ = {(2)^2} \times 2 = 8 \,\Omega$
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