JEE Main 2024 · PhysicsNumerical answerNumerical valueMediumConceptual

JEE Main 4 April 2024, Shift 2, Physics Q53

Question 53 of 90 in this shift, Physics question 23 of 30, Section B.

A rod of length 60

cm

rotates with a uniform angular velocity 20 rad

s^{-1}

about its perpendicular bisector, in a uniform magnetic filed 0.5

T

. The direction of magnetic field is parallel to the axis of rotation. The potential difference between the two ends of the rod is ______ V.

Official answer

NTA final key.

Chapter: Electromagnetic Induction
Topic: Faraday's Law
Idea tested: Rotational Motional EMF

Same idea in other shifts

Asked 5× in all

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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.