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Friday, 9 October

JEE Main 2022 · PhysicsMultiple choiceSingle correctMediumMulti-step

JEE Main 24 June 2022, Shift 1, Physics Q33

Question 33 of 90 in this shift, Physics question 3 of 30, Section A.

Two identical cells each of emf 1.5 V are connected in parallel across a parallel combination of two resistors each of resistance 20 Ω20\ \Omega. A voltmeter connected in the circuit measures 1.2 V. The internal resistance of each cell is :
  1. (1)2.5 Ω2.5\ \Omega
  2. (2)4 Ω4\ \Omega
  3. (3)5 Ω5\ \OmegaOfficial answer
  4. (4)10 Ω10\ \Omega

Official answer

Option 3

NTA final key (2022 Session 1).

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

Same idea in other shifts

Asked 3× in all
  1. 5 Apr 2026, Shift 1 · Q38Refer to the figure given below, current between terminals AA and BB is ________ A.MediumDiagram basedHas a figure
  2. 6 Apr 2026, Shift 2 · Q49Two cells of emfs 1 V and 2 V and internal resistance 2 Ω\Omega and 1 Ω\Omega, respectively connected in parallel, gave a current of 1 A…MediumNumerical value

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 42 of the 174 JEE Main shifts held from 2017 to 2026.