The primary maxima in multiple-slit interference are in the same angular positions as those in double-slit interference.

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The primary maxima in multiple-slit interference are in the same angular positions as those in double-slit interference. Why, then, do diffraction gratings have thousands of slits instead of just two?

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Essential University Physics

ISBN: 978-0321976420

3rd Edition Volume 2

Authors: Richard Wolfsonby

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Question Posted: Feb 13, 2019 11:03 AM

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The primary maxima in multiple-slit interference are in the same angular positions as those in double-slit interference.

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