A submarine emits a sonar pulse, which returns from an underwater cliff in 1.02 s. If the speed of sound in salt water is 1531 m/s, how far away is the cliff? Open Answer »
An echo returned in 3 s. What is the distance of the reflecting surface from the source, given that the speed of sound is 342 ms−1 ? Open Answer »
In which of the three media, air, water or iron, does sound travel the fastest at a particular temperature? Open Answer »
A person is listening to a tone of 500 Hz sitting at a distance of 450 m from the source of the sound. What is the time interval between successive compressions from the source? Open Answer »
Calculate the wavelength of a sound wave whose frequency is 220 Hz and speed is 440 m/s in a given medium. Open Answer »
