How does one explain the rectilinear propagation of light?
86302
If light rays obey to the wave equation, why can they be thought as straight lines?
102562
Understanding of a" Mode" in Optical Fibers
2912
What does it take to understand Maxwell's equations?
147571
How does Fermat's principle make light choose a straight path over a short path?
86306
Special Relativity - two beams of light in opposite direction
139552
Geometric intuition behind gradient, divergence and curl
123605
Relation between intensity of light and refractive index
91032
Are light waves sinusoidal functions?
109283
How to explain the relationship between wave's amplitude and intensity?
38797
Why don't waves with different wavelengths interfere with each other in white-light?
152252
Tangent vector of photon
37941
Can light travel slower than the maximum?
62692
Retrieving Maxwell's equations from the minimum action principle
50771
What exactly are light waves?
107970
Laser, wire, and a circle of light
13758
Physical meaning of Maxwell's equations and origin of EM waves
86796
Why do waves diffract?