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Friday, 16 October

JEE Main 2024 · PhysicsMultiple choiceSingle correctMediumCalculation

JEE Main 6 April 2024, Shift 2, Physics Q45

Question 45 of 90 in this shift, Physics question 15 of 30, Section A.

In the given electromagnetic wave Ey=600sin⁡(ωt−kx) Vm−1E_y=600\sin(\omega t-kx)\ \mathrm{Vm^{-1}}, intensity of the associated light beam is (in W/m2\mathrm{W/m^2}) : (Given ϵ0=9×10−12 C2N−1m−2\epsilon_0=9\times10^{-12}\ \mathrm{C^2N^{-1}m^{-2}})
  1. (1)729
  2. (2)972
  3. (3)243
  4. (4)486Official answer

Official answer

Option 4

NTA final key.

Chapter
Electromagnetic 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.