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SONAR is based on the principle of...

SONAR is based on the principle of

A

echo

B

resonance

C

reverberation

D

any one of the above

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The correct Answer is:
A
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  6. When a sound wave goes from one medium to another, the quantity X rema...

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  7. The ratio of the speed of a body to the speed of sound is known as

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  8. Water waves are

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  9. With decrease in water vapour content in air, velocity of sound

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  10. Suresh standing symmetrically between two cliffs claps his hands and s...

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  11. In question 93, if Suresh were standing unsym-metrically between paral...

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  12. Wavelength of ultrasonic waves in air is of the order of :

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  13. If the frequency of a tuning fork is 400 Hz, how far will the sound tr...

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  14. Velocity of sound is maximum in

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  15. Pitch of sound is related to its

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  16. Quality of sound depends on

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  17. Walls of auditorium should be

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  18. An observer standing at the sea coast observes 54 waves reaching the c...

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  19. In the above question, the waves are

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