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Timestamps:
0:00 Introduction
0:50 Light: A particle or a wave?
7:54 Wave nature of light
8:21 Terminologies
15:08 Terminologies: Wavefront
17:08 Terminologies: Spherical Wavefront
19:04 Terminologies: Cylindrical wavefront
20:55 Terminologies: Plane wavefront
22:36 Huygens Principle
30:33 Reflection of plane waves using Huygens Principle
40:52 Refraction of plane waves using Huygens Principle
1:00:53 Refraction & Reflection of Plane waves: Examples
1:03:46 Coherent & Incoherent Sources
1:05:40 Superposition of Waves
1:07:40 Superposition of Waves: Constructive overlap
1:17:58 Superposition of Waves: Destructive overlap
1:22:16 Coherent & Incoherent Addition of Waves
1:26:46 Interference
1:27:49 Young’s Double Slit Experiment (YDSE)
1:39:27 YDSE: Fringe pattern
1:42:30 YDSE: Fringe pattern: Graphical representation
1:48:05 Sustained Interference
1:49:12 Young’s single slit experiment
1:49:40 Diffraction Fringe pattern
1:51:18 Diffraction pattern Maxima: Explanation
1:58:59 Diffraction pattern Minima: Explanation
2:11:25 Diffraction pattern Secondary Maxima
2:24:19 Interference vs. Diffraction
2:26:09 Interference & Diffraction: Conservation of energy


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