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Physics - EM Waves Question with Solution | TestHub

PhysicsEM WavesElectromagnetic wavesMedium2 minPYQ_2022
PhysicsMediumsingle choice

An EM wave propagating inx-direction has a wavelength of8 mm. The electric field vibratingy-direction has maximum magnitude of60Vm-1. Choose the correct equations for electric and magnetic fields if the EM wave is propagating in vacuum :

Options:

Answer:
B
Solution:

Using the relation E=cB, where, c is speed of light in vacuum.

After analysing each option, we get option B is the correct option

as EB=602×10-7=3×108 m s-1.

Stream:JEESubject:PhysicsTopic:EM WavesSubtopic:Electromagnetic waves
2mℹ️ Source: PYQ_2022

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