Question
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A plane electromagnetic wave of frequency travels in free space along the -direction. At a particular point in space and time, . What is at this point?
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Text solutionVerified
Using Eq. , the magnitude of is
To find the direction, we note that is along -direction and the wave propagates along -axis. Therefore, should be in a direction perpendicular to both - and -axes. Using vector algebra, should be along -direction. Since, is along the -direction. Thus, T
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Question Text | A plane electromagnetic wave of frequency travels in free space along the -direction. At a particular point in space and time, . What is at this point? |
Updated On | Jan 10, 2023 |
Topic | Electromagnetic Waves |
Subject | Physics |
Class | Class 12 |
Answer Type | Text solution:1 Video solution: 2 |
Upvotes | 355 |
Avg. Video Duration | 4 min |