Advertisements
Advertisements
Question
In a longitudinal wave, compression and rarefaction are formed.
Options
True
False
Advertisements
Solution
True.
APPEARS IN
RELATED QUESTIONS
Name the factor that determines Pitch of the note.
A person standing between two vertical cliffs and 480 m from the nearest cliff shouts. He hears the first echo after 3s and the second echo 2s later. Calculate:
1)The speed of sound.
2) The distance of the other cliff from the person
State one important property of waves used for echo depth sounding.
The distance from one compression to nearest rarefaction is called wavelength.
Explain the mechanism of the formation of a longitudinal wave when the source vibrates in the air.
How is the pitch of sound in a guitar changed if (a) thin wire is used, (b) wire under less tension is used?
State three factors on which loundess of sound heard by a listener depends.
Explain the following and illustrate your answer by drawing appropriate diagram:
Quality of a musical note.
Give a scientific reason.
In earlier times, people used to listen for the arrival of a distant train by putting their ear to the rail.
Give scientific reason.
In earlier times, people used to listen for the arrival of a distant train by putting their ear to the rail.
