Optical Measurement Optical methods of measurement often
Chapter 8, Problem 104(choose chapter or problem)
Optical Measurement Optical methods of measurement often rely on the interference of two light waves. If two light waves, identical except for a phase lag, are mixed together, the resulting intensity, or irradiance, is given by Show that this is equivalent to . Source: Experimental Techniques, July/August 2002 It = 12A cos u22 It = 4A2(csc u - 1)(sec u + tan u) csc u sec u .
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