Name the waves used for echo depth sounding?

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Solution

The waves used for echo depth sounding are ultrasonic waves.
The sound waves of frequency greater than $20 k H z$ are called ultrasonic waves.

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Similar questions

The frequencies of four sound waves are given below. Which of these sound waves can be used to measure the depth of sea by the echo method ?

(a) 15,000 Hz

(b) 10 kHz

(d) 10,000 Hz

Name the waves used for sound ranging. State one reason for their use. Why are the waves mentioned by you not audible to us ?

Fill in the blanks.

(1) Sound waves need …………….. medium for propagation.

(2) Technique of echocardiography is based on reflecting property of …………….. waves.

(3) Sound produced by vibration of simple pendulum is …………….. sound.

(4) For determination of the depth of the sea …………….. technique is used.

(5) Pitch of a sound depends upon ………………. of wave.

State one important property of waves used for echo depth sounding.

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