Three identical cells of e.m.f. `1.5 V` are connected in parallel. The total e.m.f. of the combination is `"_____"`.

Five dry cell each of e.m.f 1.5V are connected in parallel. The e.m.f of the combination is

If six identical cells each having an e.m.f. of 6 V are connected in parallel, the e.m.f. of the combination is

If the identical cells each having an emf of 20 V are connected in Parallel, then the emf of the combinations is

Three identical 3 V batteries are connected in the parallel. The emf of the combination is :

Four identical cells each having an electromotive force (e.m.f.) of 12 V , are connected in parallel. The resultant electromotive force (e.m.f.) of the combination is