Progressive Waves

What is Simple Harmonic Progressive Wave ?

Electromagnetic wave is a kind of - (A) Matter wave (B) Stationary wave (C) Longitudinal wave (D) Progressive wave

Progressive wave with doubly periodic means

Progressive wave with doubly periodic motion means.

Which of the following represents a progressive wave

Which of the following represents a progressive wave

Which of the following expressions represents a simple harmonic progressive wave

What are travelling or progressive wave? Name the types of progressive wave?