JEE Main 2024 · PhysicsMultiple choiceSingle correctEasyCalculation

JEE Main 27 January 2024, Shift 1, Physics Q43

Question 43 of 90 in this shift, Physics question 13 of 30, Section A.

A rectangular loop of length 2.5 m and width 2 m is placed at 60° to a magnetic field of 4 T. The loop is removed from the field in 10 s. The average emf induced in the loop during this time is :

(1) $-1$ V
(2) $+1$ VOfficial answer
(3) $-2$ V
(4) $+2$ V

Official answer

Option 2

NTA final key.

Chapter: Electromagnetic Induction
Topic: Faraday's Law
Idea tested: Average Induced EMF

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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.