A whistle producing sound waves of frequencies 9500 Hz and it is approaching a stationary person with speed v ms-1. The velocity of sound in air is 300 ms-1. If the person can hear frequencies up-to a maximum of 10,000 Hz, the maximum value of a up-to which he can hear the whistle is:

Preparing your learning space...

Please be patient. If it doesn't work, please reload. If it still doesn't work, contact us on WhatsApp.

StartingIn ProgressComplete

Preparing your learning materials...

StartingIn ProgressComplete

"Learning is a treasure that will follow its owner everywhere"

A whistle producing sound waves of frequencies 9500 Hz and it is approaching a stationary person with speed v ms-1. The velocity of sound in air is 300 ms-1. If the person can hear frequencies up-to a maximum of 10,000 Hz, the maximum value of a up-to which he can hear the whistle is: