Quantrex Quantrex AcademyJEE · NEET · NDA PYQs with solutions Open app
AP EAMCET202521 May 2025Morning ShiftPhysicsElectromagnetic WavesActual

In a plane electromagnetic wave, the magnetic field is given by B =3 10⁻⁷ (100 x+10¹² t ) T , then the wavelength of the wave is (In the equation x is in metre and t is in second)

Options

  1. A0.02 m
  2. B0.2 m
  3. C0.4 m
  4. D0.04 m

Correct answer

A. 0.02 m

Step-by-step solution

No Solution.

Practice Electromagnetic Waves on Quantrex Academy →

More from Electromagnetic Waves

If ₀ is the permeability of free space and ₀ permittivity of free space then the dimension for ( ₀ , ₀)^ 1/2 is : 2026Which of the following is incorrect for displacement current 2026Match the following Maxwell's equations: (The symbols used here have their usual meanings) List-I List-II (a) Gauss' law for electrostatics (i) E d A = Q ₀ (b) Gauss' law for magne 2026What range of electromagnetic spectrum is considered as light? 2026A parallel plate capacitor with circular plates of radius R is being charged as shown in the figure. Let B(r) be the induced magnetic field at a distance r from the central axis be 2026An electromagnetic wave travels from vacuum into a non-magnetic dielectric medium with permittivity = 4 ₀ . If the ratio (E₀/B₀) of the electric field amplitude E₀ to the magnetic 2026Among the following, the waves responsible for energy transfer in vacuum are 2026If the magnetic field in a plane progressive wave is represented by the equation B _ y =2 10⁻⁷ (0.5 10^3 x+1.5 10¹¹ t ) T , then the frequency of the wave is (In the equation time 2025 Full Electromagnetic Waves list All AP EAMCET PYQs