3D Geometry: Equations of Planes & Shortest Distance

Prof. R.D. Sharma

Senior Faculty • Mathematics Department

One-Way Classroom

Core Topics in this Lecture

Rigorous derivation of path difference in Young's double slit setup, condition for constructive vs destructive interference, and optical path modifications.

Part 1

Coherent Sources & Wavefront Splitting

Part 2

Fringe Width Equation: β = (λ · D) / d