T | Kawlo

Tesia Eya · 2023-05-20T13:53:05.602Z

A car moving towards a police post at 40 metres per second sounds it's horn emitting sound frequency 380Hz. If the speed of sound in air is 340 metres per second the wavelength in metres of the sound from the horn as determined by the radar at the police post will be?

Kawlo

T | Kawlo