Huygen's principle states that 1.there is a secondary rainbow with the spectral colors reversed ...

Author Question: Huygen's principle states that 1.there is a secondary rainbow with the spectral colors reversed ... (Read 57 times)

Mr.Thesaxman

Hero Member
Posts: 514

on: Jul 28, 2018

Huygen's principle states that
1.there is a secondary rainbow with the spectral colors reversed from the primary rainbow.
2.light has properties of both waves and particles.
3.all points on a wave front can be taken as point sources of secondary spherical wavelets which construct the new position of the wave front as time passes.
4.rainbows are a result of dispersion.

Question 2

A semicircular piece of glass has a beam of light entering the curved surface from air and then striking the flat surface at an angle of incident . What is the critical angle in the glass if the glass has an index of refraction 1.50 or 3/2?

cegalasso

Sr. Member
Posts: 295

Reply #1 on: Jul 28, 2018

Answer to Question 1

4

Answer to Question 2

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Mr.Thesaxman

Hero Member
Posts: 514

Reply #2 on: Jul 28, 2018

cegalasso

Sr. Member
Posts: 295

Reply #3 on: Jul 28, 2018

You're welcome

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