3.A laser emits light of frequency 4.78 X 1014 sec' and travels with a speed 3 x 10° m/s in air. Calculate thewavelength of the light in nm?

Given: Frequency of emitted laser light, f = 4.78×1014/s Speed in the air, c = 3×108 m/s

Answered: 3. 14 A laser emits light of frequency…

3. 14 A laser emits light of frequency 4.78 X 10 sec- and travels with a speed 3 x 10° m/s in air. Calculate the wavelength of the light in nm?

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter22: Reflection And Refraction Of Light

Section: Chapter Questions

Problem 4P

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A laser emits light of frequency 4.78 X 1014 sec' and travels with a speed 3 x 10° m/s in air. Calculate the
wavelength of the light in nm?

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