During the passage of a longitudinal wave,a particle of the medium
A)remains in a fixed position.
B)moves in a circle.
C)moves at right angles to the direction of propagation.
D)moves forward and backward along the line of propagation.
E)moves forward with the velocity of the wave.

Question

Quizplus · Accepted Answer

During the passage of a longitudinal wave, a particle of the medium moves forward and backward along the line of propagation. This is because longitudinal waves have compressions and rarefactions, where the particles in the medium are displaced back and forth around their equilibrium position.

During the Passage of a Longitudinal Wave,a Particle of the Medium