JEE Main 2022 · PhysicsMultiple choiceSingle correctMediumApplication

JEE Main 29 June 2022, Shift 2, Physics Q49

Question 49 of 90 in this shift, Physics question 19 of 30, Section A.

The combination of two identical cells, whether connected in series or parallel combination provides the same current through an external resistance of 2Ω. The value of internal resistance of each cell is

(1)2ΩOfficial answer
(2)4Ω
(3)6Ω
(4)8Ω

Official answer

Option 1

NTA final key.

Chapter: Current Electricity
Topic: Kirchhoff's Laws
Idea tested: Parallel Combination of Cells

Same idea in other shifts

Asked 5× in all

5 Apr 2026, Shift 1 · Q38Refer to the figure given below, current between terminals $A$ and $B$ is ________ A.MediumDiagram basedHas a figure
6 Apr 2026, Shift 2 · Q49Two cells of emfs 1 V and 2 V and internal resistance 2 $\Omega$ and 1 $\Omega$ , respectively connected in parallel, gave a current of 1 A…MediumNumerical value
24 Jun 2022, Shift 1 · Q33Two identical cells each of emf 1.5 V are connected in parallel across a parallel combination of two resistors each of resistance…MediumSingle correct
4 Aug 2021, Shift 1 · Q15A 4V battery with internal resistance 1 $\Omega$ and a 6V battery with 2 $\Omega$ internal resistance are connected to a resistor of…MediumDiagram basedHas a figure

Question text from the official JEE Main paper published by NTA; answer from the final answer key. Chapter, topic and idea tags, difficulty and skill are Lumi’s. Lumi analyses 108 of the 174 JEE Main shifts held from 2017 to 2026.