PHYSICS · Single correct · A Level · Physics · Waves · Waves
Problem
Consider the following five phenomena:
P. Sound from a tuning fork
Q. Radio signal from a broadcasting station
R. Ripples on a stretched string
S. S-waves inside Earth during an earthquake
T. Compression pulse along a slinky toy
Which option lists all and only the longitudinal mechanical waves?
(a) P and T
(b) P, S and T
(c) P and Q
(d) P, R and T