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A message was transmitted from boat whic...

A message was transmitted from boat which returned to the sender after reflection from the bottom of the sea in 0.8 s. If the velocity of sound in water is `1500ms^-1` then find the depth of sea.

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MBD-SOUND-Example
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  8. What is sound ?

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  9. In which medium the velocity of sound is more — solids or Gases ?

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  10. What is the audible range of average human ear?

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  11. What is the nature of sound Longitudinal wave or Transverse wave ?

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  12. What should be the properties of the medium for producing sound waves ...

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  13. What is the relation between frequency, wavelength and wave velocity ?

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  14. What is the unit of frequency ?

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  15. What is the relation between frequency (f) and time period (T) ?

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  17. What kind of sound waves are produced in air ?

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  18. What is the full form of SONAR ?

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  19. What is seismograph for ?

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