Deriving speed of light using Maxwell's equations | EM waves | Physics | Khan Academy
Channel: Khan Academy India - English
Date: 2022-10-02

In this video, we derive the speed of light using Maxwell's equations and realize the importance of all four Maxwell's equations coming together to explain the nature of light as an EM wave!

00:00 Introduction
01:28 Assumptions 
02:27 Testing if the EM fields satisfy Gauss' law of electricity and magnetism
05:47 Testing if the EM fields satisfy Faraday's law
13:56 Testing if the EM fields satisfy Ampere's law
19:09 Summary

Master the concept of EM waves and EM spectrum through practice exercises and videos - https://www.khanacademy.org/science/in-in-class-12th-physics-india/in-in-electromagnetic-waves/in-in-phy-cbse-introduction-to-electromagnetic-waves/v/electromagnetic-waves-and-the-electromagnetic-spectrum

Check out more videos and exercises on Electromagnetic waves - https://www.khanacademy.org/science/in-in-class-12th-physics-india/in-in-electromagnetic-waves

To get you fully ready for your exam and help you fall in love with Physics, find the complete bank of exercises and videos for Class 12 Physics here - https://www.khanacademy.org/science/in-in-class-12th-physics-india

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