Question

what are the charactersics of a sound wave​

Answer 1

1. These are mechanical waves.
2. They require a material medium for propagation i.e. they cannot travel in vacuum.
3. The speed of sound wave in air is 330m/s.
4. The wavelength of sound waves is in the range of 10^-2m to 10m
5. In air, these are longitudinal waves.

Hope it helps you dear frnd✌✌

Answer 2

REQUIRED ANSWER

Characteristics of sound waves are as follows :-

⇒ Frequency

⇒ Amplitude

⇒ Time Period

⇒ Velocity

⇒ Wavelength

EXTRA INFORMATION

• The unit of Frequency is expressed in Hertz ( Hz ).
• The speed of sound in air is about 4.3 faster than the speed of sound in water.
• There are 4 qualities of sound : Intensity , duration , timber and pitch.
• The unit of Noise can be expressed in Decibels ( dB ).