An electromagnetic wave of frequency 7.7×10¹3 Hz falls on a medium of refractive index 4.9. The speed ofE-M waves in vacuum is 3×108 m/s.=The wavelength of the E-M wave in vacuum, λoThe speed of the E-M wave in the medium, v =3.8961038 x Unit nm61224489.✔ Unit m/sThe wavelength of the E-M wave in the medium, λ =If the incident wave falls from air and the angle of incidence is 44°, what is the angle of refraction?The angle of refraction, 0₁=Unit degreeUnit nm

Frequency of EM wave is Refractive index of medium is Speed of EM wave in vacuum is EM wave falls on…

Answered: An electromagnetic wave of frequency…

An electromagnetic wave of frequency 7.7×1013 Hz falls on a medium of refractive index 4.9. The speed of E-M waves in vacuum is 3x108 m/s.

University Physics Volume 1

18th Edition

ISBN:9781938168277

Author:William Moebs, Samuel J. Ling, Jeff Sanny

Publisher:William Moebs, Samuel J. Ling, Jeff Sanny

Chapter16: Waves

Section: Chapter Questions

Problem 79P: A device called an insolation meter is used to measure the intensity of sunlight. It has an area of...

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Concept explainers

Electromagnetic Waves

Electromagnetic waves are waves that consist of magnetic field and electric field components perpendicular to each other. These field components are also perpendicular to the direction of propagation of the wave.

Question

An electromagnetic wave of frequency 7.7×10¹3 Hz falls on a medium of refractive index 4.9. The speed of
E-M waves in vacuum is 3×108 m/s.
=
The wavelength of the E-M wave in vacuum, λo
The speed of the E-M wave in the medium, v =
3.8961038 x Unit nm
61224489.✔ Unit m/s
The wavelength of the E-M wave in the medium, λ =
If the incident wave falls from air and the angle of incidence is 44°, what is the angle of refraction?
The angle of refraction, 0₁
=
Unit degree
Unit nm

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Step 1: Given data

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Step 2: Define wavelength and frequency.

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Step 3: Define refractive index.

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Step 4: Calculation of wavelength of EM wave in medium.

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Step 5: Define Refrcation of light and Snell's law.

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