
If the temperature increases, then what happens to the frequency of the sound produced by an organ pipe?

Important Questions on Sound

A student performed an experiment as shown in the figure.
What happened when air was pumped out of the jar and the electric bell rang ?

A tuning fork sends sound waves in air. If the temperature of air increases, which of the following parameters will change?

Read the given statements and select the correct option.
Statement : Sound would travel faster on a hot summer day than on a cold winter day.
Statement : Velocity of sound depends on temperature.


A man fires a gun from a cliff. A second man who is standing farther away from the cliff hears the gun second after he sees the flash. The second man will hear the echo from the cliff

A dog barks in a park and hears its echo after seconds. The sound of its bark got reflected by a nearby building. The sound of speed in air is . The distance between the dog and the building is

The picture shows a xylophone. and are the rods in it. Which of the following rods has high pitch of the sound and which has low frequency of vibrations?
High pitch | Low frequency | |
and | and | |
and | and | |
