4. When a plane wave of monochromatic visible light falls normally on a plate with a circular hole (radius of the hole is r = 0.5mm), a dark spot appears at the center of the optical axis, which has a distance of 20cm away from the diffraction hole. Calculate the wavelength of this visible light.

4. When a plane wave of monochromatic visible light falls normally on a plate with a circular hole (radius of the hole is r = 0.5mm), a dark spot appears at the center of the optical axis, which has a distance of 20cm away from the diffraction hole. Calculate the wavelength of this visible light.

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...

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4.
When a plane wave of monochromatic visible light falls normally on a plate with a circular hole
(radius of the hole is r = 0.5mm), a dark spot appears at the center of the optical axis, which has a
distance of 20cm away from the diffraction hole. Calculate the wavelength of this visible light.

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