# Light of wavelength 4.0 um passes through two slits, such that the second order bright line...

###### Question:

Light of wavelength 4.0 um passes through two slits, such that the second order bright line on a screen is formed at an angle of 30° relative to the incident beam. What is the slit separation? 6.25 x 104 m a 1.6 x 101 m 1.6 x 10-5 m 6.25 x 10-2 m o

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