Electromagnetic Waves PYQs - Last 5 Years
VITEEE / Physics / Electromagnetism / 5 recent questions
PhysicsElectromagnetism2021-2025
Practice 5 VITEEE Physics questions from Electromagnetic Waves. Use the year-wise and type-wise breakdown to prioritize recent PYQs, then continue into the question list below.
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2021-2025
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Last 5 Years Electromagnetic Waves Questions
Showing 5 of 5 filtered questions.
1Electromagnetic Waves
A laser beam of cross-sectional area $5 \mathrm{~mm}^2$ is 30 mW . Find the magnitude of maximum electric field in this electromagnetic wave.
MCQ+4 / -12025
2Electromagnetic Waves
If the magnetic field in plane electromagnetic wave is
\(\mathbf{B}=3 \times 10^{-8} \sin \left(1.6 \times 10^3 x+48 \times 10^{10} t\right) \hat{\mathbf{j}} \mathrm{T},\)
then find the expression of electric field?
\(\mathbf{B}=3 \times 10^{-8} \sin \left(1.6 \times 10^3 x+48 \times 10^{10} t\right) \hat{\mathbf{j}} \mathrm{T},\)
then find the expression of electric field?
MCQ+4 / -12025
3Electromagnetic Waves
An electromagnetic wave with poynting vector $6 \mathrm{Wm}^{-2}$ is absorbed by a surface area $12 \mathrm{~m}^2$. The force on the surface is
MCQ+4 / -12024
4Electromagnetic Waves
The magnetic field in a electromagnetic wave is given by
\(B_y=2 \times 10^{-7} \sin \left(0.5+10^3 x+1.5 \times 10^{11} t\right) \mathrm{T}\)
The frequency of the wave is (in GHz)
\(B_y=2 \times 10^{-7} \sin \left(0.5+10^3 x+1.5 \times 10^{11} t\right) \mathrm{T}\)
The frequency of the wave is (in GHz)
MCQ+4 / -12024
5Electromagnetic Waves
Which component of electromagnetic spectrum have maximum wavelength?
MCQ+4 / -12021