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Brewster's Angle
# 6H20.10

Description: Light is reflected from a sheet of glass onto the wall. Rotate a sheet of Polaroid in the path of the reflected light. We set the light at Brewster's angle. Vary the incident angle by rotating the light. A metal triangle can be used to set the incident light back to Brewster's angle. (Glass shown is a microscope slide.)

Setup Time: 15 min

Quant. in Demo Room: 1

Demo References
The Video Encyclopedia of Physics Demonstrations Disc 24-05 Rotate a Polaroid filter in a beam that reflects off a glass onto a screen.

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