A region in a longitudinal wave where the particles are closest together is called?

A region in a longitudinal wave where the particles are closest together is called?

طول البلد لہر کا وہ خطہ جہاں ذرات ایک دوسرے کے قریب ہوتے ہیں _____ کہلاتے ہیں؟
Explanation
  • In a longitudinal wave, a compression is a region where the particles are closest together.
  • While a rarefaction is a region where the particles are farthest apart.