15_Ch 22 College Physics ProblemCH22 Reflection and Refraction of Light

15_Ch 22 College Physics ProblemCH22 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 247 Finally, using Snell’s law in the third placement gives () 1 1 31 sin26.5 sin31.7 sin sin26.5 0.392 sin36.7 R n n nn θ  °° == ° =  °  and 23.1 R 22.27 When the Sun is 28.0° above the horizon, the angle of incidence for sunlight at the air-water boundary is 1 90.0 28.0 62.0 −° Thus, the angle of refraction is 1 1 2 1 sin sin 1.00 sin62.0 sin 41.5 1.333 air water n n  =   ° ° The depth of the tank is then 2 3.00 m 3.00 m 3.39 m tan tan 41.5 h = ° ± ±²³´ ± ² µ ¶·¸¹º ² º»ºµ³´´ w¶¼½¸ ² º»ºµ³¾¾¾ ² ± º¾³´´º¿ 22.28 From the drawing, observe that
Background image of page 1
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 12/09/2011 for the course PHYS 2020 taught by Professor Staff during the Fall '10 term at FIU.

Ask a homework question - tutors are online