MCQ PracticeSingle Best AnswerTopic: Wave Motion and Sound
Q
What are the two velocities associated with waves, where one represents the rate of phase propagation and the other measures the propagation of the overall shape of the wave's amplitudes?
Question ID
#11627
Subchapter
Wave Motion and Sound
Action
Choose one option below
Choose Your Answer
Click an option to check whether your answer is correct.
A
Phase velocity and group velocity ✔✖
B
Amplitude velocity and wavelength velocity ✔✖
C
Crest velocity and trough velocity ✔✖
D
Envelope velocity and modulation velocity ✔✖
A
Correct Answer: A
Explanation
The phase velocity represents the rate at which the phase of a wave propagates in space, while the group velocity measures the propagation of the overall shape of the wave's amplitudes or its envelope.