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Electromagnetic Waves

Get chapter-wise JEE Main & Advanced questions with solutions

Q JEE MAIN 2023
The current required to be passed through a solenoid of 15 cm length and 60 turns in order to demagnetise a bar magnet of magnetic...
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Q JEE MAIN 2023
The energy of an electromagnetic wave contained in a small volume oscillates with
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Q JEE MAIN 2023
Which of the following Maxwell’s equations is valid for time varying conditions but not valid for static conditions :
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Q JEE MAIN 2023
A carrier wave of amplitude 15V is modulated by a sinusoidal base band signal of amplitude 3V. The ratio of maximum amplitude to minimum amplitude...
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Q JEE MAIN 2023
A TV transmitting antenna is 98 m high and the receiving antenna is at the ground level. If the radius of the earth is 6400...
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Q JEE MAIN 2023
For the plane electromagnetic wave given by $E=E_0 \sin (\omega t-k x)$ and $B=B_0 \sin (\omega t-k x)$, ), the ratio of average electric energy...
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Q JEE MAINS 2024
In a plane EM wave, the electric field oscillates sinusoidally at a frequency of $5 \times 10^{10} \mathrm{~Hz}$ and an amplitude of $50 \mathrm{Vm}^{-1}$. The...
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Q JEE MAIN 2024
A plane EM wave is propagating along x direction. It has a wavelength of 4 mm. If electric field is in y direction with the...
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Q JEE MAIN
Electromagnetic waves travel in a medium with speed of $1.5 \times 10^8 \mathrm{~ms}^{-1}$ The relative permeability of the medium is 2.0. The relative permittivity will...
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Q JEE MAIN 2024
An alternating voltage of amplitude 40 V and frequency 4kHz is applied directly across the capacitor of 12μF. The maximum displacement current between the plates...
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