Telangana Board Solutions for Chapter: Sound, Exercise 2: Exercise 2

When can you say that the sound is propagating through a medium?

The unit for the number of waves produced in a second is

The sounds of frequency less than $20 \mathrm{Hz}$ are known as

The sound limit between the frequency of $20 \mathrm{Hz} -20000 \mathrm{Hz}$ is called as

The characteristic feature of sound which conveys the sensation of sound to our brain is