Reflection laws proof using Huygen's principle | Wave optics | Physics | Khan Academy
10:34
Huygen's principle of secondary waves | Wave optics | Physics | Khan Academy
12:29
Snell's laws proof using Huygen's principle | Wave optics | Physics | Khan Academy
27:11
Why no two people see the same rainbow
28:33
Terence Tao on how we measure the cosmos | The Distance Ladder Part 1
17:31
Diffraction interference patterns with phasor diagrams
12:50
Intensity in YDSE (Visual method-phasors) I =4Io cos^2(phi/2)| Wave optics | Physics | Khan Academy
8:55
Angle between wavefront & rays of light | Wave optics | Physics | Khan Academy
38:38