JEE Main 2020 — Electromagnetic Waves Question with Solution
From: JEE Main 2020 (Online) 7th January Evening Slot
Question
The electric field of a plane electromagnetic wave is given by
At t = 0, a positively charged particle is at the point (x, y, z) = .
If its instantaneous velocity at (t = 0) is , the force acting on it due to the wave is :
At t = 0, a positively charged particle is at the point (x, y, z) = .
If its instantaneous velocity at (t = 0) is , the force acting on it due to the wave is :
Choose an option
Show full solutionCorrect option: C
Correct answer
Cantiparallel to
Step-by-step explanation
at t = 0 at z = is given by
=
As
Force due to magnetic field is in direction and given parallel to .
is in direction of
which is antiparallel to
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