A cell of emf 1.5V is connected in series with a 1Ω resistor and a current of 0.3A flows through the resistor. Find the internal resistance of the cell by Sunday | Nov 8 | Physics JAMB | 0 comments A. 4.0Ω B. 3.0Ω C. 1.5Ω D. 1.0Ω Correct Answer: Option A – 4.0Ω Explanation r = E/I−R r = (1.5/0.3)−1 r = 4Ω Users Also Read These:A cell of e.m.f. 1.5V is connected in series with a…A cell of e.m.f. 1.5 V and internal resistance of…A cell of e.m.f 12V and internal resistance 4Ω is…A cell of e.m.f. 1.5V is connected in series with a…A cell of e.m.f. 1.5V and internal resistance of…