A diffraction grating has 25,000 lines/cm and is illuminated with light having a frequency of 5.0...

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Physics

A diffraction grating has 25,000 lines/cm and is illuminatedwith light having a frequency of 5.0 x 10​14​ Hz. What are theangles of (a) the first-order bright fringe and (b) thesecond-order bright fringe?

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4.3 Ratings (705 Votes)
v speed of light 3 x 108 msf frequency 50 x 1014 Hz wavelength wavelength is given as vf 3 x    See Answer
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