Answered: (a) What is the separation between…

(a) What is the separation between double slits that produces a second-order minimum at 45.0º for 650-nm light? (b) What slit separation is needed to produce the same pattern for 1.00-keV protons.

Inquiry into Physics

8th Edition

ISBN:9781337515863

Author:Ostdiek

Publisher:Ostdiek

Chapter10: Atomic Physics

Section: Chapter Questions

Problem 41Q

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Question

(a) What is the separation between double slits that produces a second-order minimum at 45.0º for 650-nm light? (b) What slit separation is needed to produce the same pattern for 1.00-keV protons.

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Given and Required Quantities

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Slit width for the the light to produce the given diffration pattern

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De Broglie wavelength of protons

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Slit width for proton waves to produce same diffraction pattern

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