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Friday, 9 October

JEE Main 2024 · PhysicsNumerical answerNumerical valueEasyCalculation

JEE Main 30 January 2024, Shift 2, Physics Q54

Question 54 of 90 in this shift, Physics question 24 of 30, Section B.

A point source is emitting sound waves of intensity 16×10−8 Wm−216\times 10^{-8}\ Wm^{-2} at the origin. The difference in intensity (magnitude only) at two points located at a distances of 2m2m and 4m4m from the origin respectively will be ________ ×10−8 Wm−2\times 10^{-8}\ Wm^{-2}.

Official answer

3

NTA final key.

Chapter
Waves
Topic
No close match in our taxonomy
Idea tested
No close match in our taxonomy

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.