Sonar makes use of:

(a) infrasonic sound

(b) ultrasound

(c) ordinary sound

(d) light.

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Solution

Sonar makes use of ultrasound. Hence, the correct choice is (b).

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Similar questions

In SONAR we use :

(a) ultrasonic waves

(b) infrasonic waves

(d) audible sound waves

SONAR stands for Sound Navigation and Ultrasound Ranging

(a) What is meant by the (a) 'pitch' of sound, and (b) 'quality' of sound?

(b) What is ultrasound? State two uses of ultrasound.

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