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A source of wave produces 40 crests in 0...

A source of wave produces 40 crests in 0.4 s. Find the frequency of wave.

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MBD -HARYANA BOARD-SOUND-Example
  1. On an average a human heart is found to beat 75 times in a minute. Ca...

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  2. A boat strikes waves of ocean having crest 200 m away. The wave veloci...

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  3. A source of wave produces 40 crests in 0.4 s. Find the frequency of wa...

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  4. A source produces a sound of wavelength. 1.7 xx 10^-2 m. If its veloci...

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  5. What will be the frequency of the wave, if its time period is 0.05 s ?

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  6. Longitudinal waves is produced on a spring. This wave travles with a ...

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  7. A message was transmitted from boat which returned to the sender after...

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  8. The frequency of a tuning fork is 600 Hertz. What will be its time per...

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  9. A stone is dropped in a 44.1 m deep well. If the sound produced by str...

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  10. A man claps near a cliff and echo is heard after 10 s. If the velocity...

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  11. A ship produces ultrasonic sound which is collected in 8 s after refle...

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  12. What is sound ? List its characteristics

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

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

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

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

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

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  18. What are the units of frequency and wavelength ?

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

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

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