Assume the amplitude of the electric field in a plane electromagnetic wave is E1 and the amplitude of the magnetic field is B1 The source of the wave is then adjusted so that the amplitude of the electric field doubles to become 2E1. i) what happens to the amplitude of the magnetic field in this process? a) it becomes 4 times larger? b) it becomes 2 times larger? c) it can stay constant d) it becomes 1/2 as large ? e) it becomes 1/4 as large? ii) What happens to the intensity of the wave? Choose from the same possibilities.
Assume the amplitude of the electric field in a plane electromagnetic wave is E1 and the amplitude of the magnetic field is B1 The source of the wave is then adjusted so that the amplitude of the electric field doubles to become 2E1. i) what happens to the amplitude of the magnetic field in this process? a) it becomes 4 times larger? b) it becomes 2 times larger? c) it can stay constant d) it becomes 1/2 as large ? e) it becomes 1/4 as large? ii) What happens to the intensity of the wave? Choose from the same possibilities.
Principles of Physics: A Calculus-Based Text
5th Edition
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Raymond A. Serway, John W. Jewett
Chapter24: Electromagnetic Waves
Section: Chapter Questions
Problem 10OQ
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Assume the amplitude of the electric field in a plane
i) what happens to the amplitude of the magnetic field in this process? a) it becomes 4 times larger? b) it becomes 2 times larger? c) it can stay constant d) it becomes 1/2 as large ? e) it becomes 1/4 as large?
ii) What happens to the intensity of the wave? Choose from the same possibilities.
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