Coherent light of frequency 640 x 1014 hertz passes through, Ask an Expert

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Coherent light of frequency 6.40 x 10¹⁴ Hertz passes through two thin slits and falls on a screen 90 centimeter away. You observe that the third bright fringe occurs at ± 3.07 centimeter on either side of the central bright fringe.

Part A: Calculate how far apart are the two slits?

Answer in mm

Part B: Find at what distance from the central bright fringe will the third dark fridge occur?

Answer in cm

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Category:- Physics
Reference No.:- M91224622

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