12 cells of each emf 2 V are connected in series among them, if 3 cells are connected wrongly.Then the effective emf. Of the combination is

12 cells of each emf 2V are connected in series among them, if 3 cells are connected wrongly. Then the effective emf. Of the combination is

12 cells of each e.m.f 2V are connected in series among them, if 3 cells are connected wrongly. Then the effective e.m.f. of the combination is

If n cells each of emf xi are connected in parallel, the effective emf of the combination is :

If n cells each of emf xi are connected in series, the effective emf of the combination is :

Five cells each of e.m.f E and internal resistance r are connected in series. If due to over sight, one cell is connected wrongly ,the equivalent e.m.f of the combination is

n cells, each of emf E are connected in parallel. The effective emf of the parallel combination is:

32 cells each of emf 3V are connected in series and kept in a box.But some are connected in reverse manner.Externally , the combination shows an emf of 84V.How many number of cells are connected reversely?

Three cells of emf 2V, 6V, and 8V are connected in series. The effective emf of the combination ?

n cells, each having emf e, are connected in series what is the emf of the combination?