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Electromagnetic Waves question

2021 · 26 Aug · Shift 2 · Q51
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  5. /2021 · 26 Aug · Shift 2 · Q51

Electromagnetic Waves question

2021 · 26 Aug · Shift 2 · Q51

JEE MainPhysicsElectromagnetic WavesMCQ+4 / −1
A light beam is described by E=800sin⁡ω(t−xc)E = 800\sin \omega \left( {t - {x \over c}} \right)E=800sinω(t−cx​). An electron is allowed to move normal to the propagation of light beam with a speed of 3 ×\times× 107 ms −-− 1. What is the maximum magnetic force exerted on the electron?
  1. A
    1.28 ×\times× 10 −-− 18 N
  2. B
    1.28 ×\times× 10 −-− 21 N
  3. C
    12.8 ×\times× 10 −-− 17 N
  4. D
    12.8 ×\times× 10 −-− 18 N
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