A light beam coming from an underwater spotlight exits the water at an
angle of 66.0° to the vertical. At what angle of incidence does it hit the
air–water interface from below the surface?
100 Percent correct! A++
- This tutorial hasn't been purchased yet.
- Posted on Apr 22, 2012 at 9:26:32PM
Preview: ... / sin580 = (1/1.33) sini = 0.8480 / 1.33 hence ang ...
The full tutorial is about 54 words long .