29_Chapter 22 HomeworkCH22 Reflection and Refraction of Light

29_Chapter 22 HomeworkCH22 Reflection and Refraction of Light

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
Reflection and Refraction of Light 261 22.57 Refer to the figure given at the right. () ( ) 12 43 min δ αε θ =+= − + − abc bcd Note that triangles and are congruent. Therefore, β γ = 23 and their complementary angles are also equal, or 1 sin n = . From Snell’s law at point a , 2 sin = (1) and at point d , sin sin n = Since = , comparison of these results shows that 41 = , so ( ) 2 min =− . But, ( ) 2 90 90 90 2 A θβ = °− = , or
Background image of page 1
This is the end of the preview. Sign up to access the rest of the document.

This document was uploaded on 10/20/2011.

Ask a homework question - tutors are online