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Optics and Oscillations

Question 2.14* from 'OPTICS' 4th edition by Eugene Hecht.
See attached file for full problem description.

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(a) wavelength = distance between nearest repetitions of the same = 30 cm

(c) frequency = speed / wavelength = 100 cm/s / 30 cm = 3.3333 Hz

(b) period = 1/frequency = 0.3 sec: wave.jpg file with the plot is attached

Good luck!

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