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What frequency of sound is audible to hu...

What frequency of sound is audible to human ear and which are not? Can other livings hear those sound wave?

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MBD -HARYANA BOARD-SOUND-Example
  1. What is sound ? List its characteristics

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

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  3. What frequency of sound is audible to human ear and which are not? Can...

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

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

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

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  7. What are the units of frequency and wavelength ?

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  8. What is the relation between frequency and time period of a wave ?

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  9. On dropping a pebble in still water, what type of waves are produced o...

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

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  11. What is the full form of SONAR? Explain its working

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  12. Name the instrument used to measure and record an earthquake.

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  13. Which scale measures the intensity of earthquake measured ? Who develo...

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  14. Earthquake of what intensity is considered safe on Richter Scale.

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  15. What is the cause for production of sound ? Can sound propagate in vac...

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  16. What is the time for persistence of hearing ?

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  17. What is the velocity of sound on moon ?

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  18. Which animal can hear infrasonics ?

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  19. What is meant by audible range for human beings ? Give its frequency r...

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  20. What is the cause of an echo? What is the minimum distance of the obst...

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