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A person clapped his hands near a cliff ...

A person clapped his hands near a cliff and heard the echo after 5 s. What is the distance of the cliff from the person if the speed of the sound v is taken as `346 ms^-1`?

A

17.1 m

B

17.2 m

C

17.3 m

D

34.6 m

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MODERN PUBLICATION-SOUND-EXERCISE
  1. The intensity of sound wave gets reduced by 20% on passing through a s...

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  2. Sound travels the fastest in

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  3. A person clapped his hands near a cliff and heard the echo after 5 s. ...

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  4. The frequency of seconds pedulum is

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  5. A source emits sound of frequency 600 Hz inside water. The frequency h...

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  6. Distance between a consecutive crest and trough is 5 cm. The wave leng...

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  7. In which part of the ear are sound waves amplified?

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  8. Which of the following help in the communication between two astronatu...

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  9. A marine survey ship sends a sound wave straight to the sea bed. It de...

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  10. What is the least time interval required to hear a distinct echo?

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  11. Which of the following statements about sound waves is correct?

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  12. The regions of compressions and rarefractions of sound wave are establ...

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  13. Identify the longitudinal waves from the following.

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  14. A wave source produces 10 oscillations in 100 ms . Find the time perio...

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  15. What does a wave transfer?

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  16. Differentiate between crest and trough.

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  17. Why are cannot hear an echo in a small room?

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  18. Mention the types of mechanical waves. Identify the type which can be ...

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  19. Draw graph for a wave representing wave disturbances and time for a so...

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  20. When does the ear drum of human ear vibrate?

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