22 JEE Main 2021 Electromagnetic Waves previous-year questions with verified answers and step-by-step solutions.
These are the JEE Main 2021 previous-year questions from the Electromagnetic Waves chapter of Physics. Each links to a full solution with a verified answer key. To see the whole chapter across all years, visit the Electromagnetic Waves chapter hub.
There are two infinitely long straight current-carrying conductors and they are held at right angles to each other so t…
Match List - I with List - II. List-I List-II (a) Source of microwave frequency (i) Radioactive decay of nucleus (b) So…
A linearly polarised electromagnetic wave in vacuum is E = 3 . 1 cos 1 . 8 z - 5 . 4 × 10 6 t i ^   N  …
In an electromagnetic wave, the electric field vector and magnetic field vector are given as E → = E 0 i ^ and B…
A light beam is described by E = 800 sin ω t - x c . An electron is allowed to move normal to the propagation of l…
The magnetic field vector of an electromagnetic wave is given by B = B 0 i ^ + j ^ 2 cos k z - ω t where i ^ , …
The electric field in a plane electromagnetic wave is given by, E = 50 sin 500 x - 10 × 10 10 t   V   m…
Intensity of sunlight is observed as 0 . 092   Wm - 2 at a point in free space. What will be the peak value of mag…
A plane electromagnetic wave propagating along y-direction can have the following pair of electric field ( E → )…
The electric field in a plane electromagnetic wave is given by E → = 200 cos 0 . 5 × 10 3   m - 1 x - 1…
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