Question

A primary cell has an e.m.f. of 1.5 volt. When short-circuited
it gives a current of 3 ampere. The internal resistance of the
cell is
(a) 4.5 ohm (b) 2 ohm
(c) 0.5 ohm (d) (1/4.5) ohm

Answer 1

Answer:

Explanation:

R = V/I = 0.5