Identify the correct definition of a longitudinal wave.
PHYSICS · Single correct · A Level · Physics · Waves · Waves
Problem
Identify the correct definition of a longitudinal wave.
(a) Particles of the medium vibrate perpendicular to the direction of wave propagation.
(b) Particles of the medium move forward with the wave, carrying energy and matter in the same direction.
(c) Longitudinal waves can transmit energy through empty space without requiring any medium.
(d) Particles of the medium vibrate parallel to the direction of wave propagation.