If light comes from water (n=1.33) to air (n=1) with incident angle 30° find: 1) Refraction angle in air. 2) Critical angle of total internal reflection. 3) Light velocity in water. (Velocity of light in air=3x10*m/s) 4) What are the conditions of total internal reflection?

If light comes from water (n=1.33) to air (n=1) with incident angle 30° find: 1) Refraction angle in air. 2) Critical angle of total internal reflection. 3) Light velocity in water. (Velocity of light in air=3x10*m/s) 4) What are the conditions of total internal reflection?

University Physics Volume 3

17th Edition

ISBN:9781938168185

Author:William Moebs, Jeff Sanny

Publisher:William Moebs, Jeff Sanny

Chapter1: The Nature Of Light

Section: Chapter Questions

Problem 93CP: A light ray falls on the left face of a prism (see below) at the angle of incidence for which the...

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Nature of light

Light is transverse and electromagnetic radiation that exhibits the properties of a wave as well as a particle. For this reason, light is said to have a “dual nature.”

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It’s about optics

Chapter 1: geometric optics
Exercises
Exercise 1-1
If light comes from water (n=1.33) to air (n=1) with incident angle 30° find:
1) Refraction angle in air.
2) Critical angle of total internal reflection.
3) Light velocity in water. (Velocity of light in air=3x10°m/s)
4) What are the conditions of total internal reflection?

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