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A laser emits green light with a beam diameter 3.00 mm. If the output power is 50.0 mW, what is the amplitude of magnetic field of this light? Please write your answer in µT.

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter16: Electromagnetic Waves

Section: Chapter Questions

Problem 56P: A small helium-neon laser has a power output of 2.5 mW What is the electromagnetic energy in a 1.0-m...

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A laser emits green light with a beam diameter 3.00 mm. If the
output power is 50.0 mW, what is the amplitude of magnetic
field of this light? Please write your answer in µT.

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