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Friday, 9 October

JEE Main 2026 · PhysicsMultiple choiceSingle correctMediumMulti-step

JEE Main 2 April 2026, Shift 1, Physics Q43

Question 43 of 75 in this shift, Physics question 18 of 25, Section A.

An electromagnetic wave travelling in xx-direction is described by field equation Ey=300sin⁡ω(t−xc)E_y=300\sin\omega\left(t-\frac{x}{c}\right). If the electron is restricted to move in yy-direction only with speed of 1.5×1061.5\times10^6 m/s then ratio of maximum electric and magnetic forces acting on the electron is _______.
  1. (1)200200Official answer
  2. (2)150150
  3. (3)400400
  4. (4)300300

Official answer

Option 1

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.