question_answer

If n cells each of emf \[\varepsilon \]and internal resistance r are connected in parallel, then the total emf and internal resistances will be

A) \[\varepsilon ,\frac{r}{n}\]          

B) \[\varepsilon ,nr\]

C) \[n\varepsilon ,\frac{r}{n}\]

D) \[n\varepsilon ,rn\]