Name the Waves Which Are Used in Sonar to Find the Depth of Sea. - Physics

Name the waves which are used in sonar to find the depth of sea.

One Line Answer

Ultrasonic waves are sent in sonar to find the depth of the sea.

shaalaa.com

Is there an error in this question or solution?

Chapter 3: Sound - Exercise 3.1 ii [Page 136]

Chapter 3 Sound
Exercise 3.1 ii | Q 32 | Page 136

Why are the ceilings of concert halls curved?

A certain sound has a frequency of 256 hertz and a wavelength of 1.3 m.

1) Calculate the speed with which this sound travels

2) What difference would be felt by a listener between the above sound and another sound traveling at the same speed, but of wavelength 2.6 m?

Define amplitude term in relation to a wave.

A wave passes from one medium to another medium. Mention one property of the wave out of speed, frequency or wavelength which does not change.

What is the shape of a soundboard kept behind the speaker on the stage of a big hall ?

Explain how the principle of echo is used by

The dolphin to locate small fish as its prey

Mention two properties of a wave, one property which varies and the other which remains constant when the wave passes from one medium to another.

The direction of the incident sound, the direction of reflected sound, and the normal are in different Planes.