Question

In a longitudinal wave, particle displacement is

perpendicular to the direction of wave motion

parallel to the direction of wave motion

opposite to the direction of wave motion

above the direction of wave motion​

Answer 1

it is B

Step-by-step explanation:

Answer 2

In a longitudinal wave, particle displacement is parallel to the direction of wave motion.

(In a transverse wave, particle displacement is perpendicular to the direction of wave motion .)