February 24, 2017

Homework Help: physics

Posted by Rach on Wednesday, January 6, 2010 at 7:11pm.

A diffraction grating gives a second-order maximum at as angle of 31‹ for violet light (ƒÉ = 4.0 ~ 102 nm). If the diffraction grating is 1.0 cm in width, how many lines are on this diffraction grating?

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