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Physics - EM Waves Question with Solution | TestHub

PhysicsEM WavesElectromagnetic wavesEasy2 minPYQ_2013

PhysicsEasysingle choice

The amplitude of an electromagnetic wave in vaccum is doubled with no other changes made to the wave. As a result of this doubling of the amplitude, which of the following statement is correct?

Options:

Answer:

Solution:

As we know, velocity of electromagnetic wave, $c = \frac{1}{μ _{0} ε _{0}} = 3 \times 1 0^{8} m / s$ It is independent of amplitude of electromagnetic wave, frequency and wavelength of electromagnetic wave.

Stream:VITEEESubject:PhysicsTopic:EM WavesSubtopic:Electromagnetic waves

⏱ 2mℹ️ Source: PYQ_2013

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