Home
Class 9
PHYSICS
Describe with the help of a diagram, how...

Describe with the help of a diagram, how compressions and rarefactions are produced in air near a source of sound.

Promotional Banner

Topper's Solved these Questions

  • MOTION

    R G PUBLICATION|Exercise EXAMPLE|102 Videos

  • WORK AND ENERGY

    R G PUBLICATION|Exercise EXAMPLE|90 Videos

Similar Questions

Explore conceptually related problems

What is sound and how is it produced?

A source oscillates 50 times in 5 s. If the distance between compression and rarefaction of the medium is 10m, find out the frequency, wavelength and speed of the wave.

With the help of suitable diagram, explain the formation of depletion region in a p-n junction. How does its width change when junction is forward biased

Fill in the blanks Sound waves in air are ______longitudinal waves of compression and rarefraction.

Describe the stucture of the following with the help of labelled diagrams: Nucleus

Describe the structure of the following with the help of labelled diagrams: Centrosome.

Describe the internal structure of a dorsiventral leaf with the help of labelled diagrams.

R G PUBLICATION-SOUND-EXAMPLE
  1. A submarine emits a sonar pulse, which returns from an underwater clif...

    Text Solution

    |

  2. What is sound and how is it produced?

    Text Solution

    |

  3. Describe with the help of a diagram, how compressions and rarefactions...

    Text Solution

    |

  4. Cite an experiment to show that sound needs a material medium for its ...

    Text Solution

    |

  5. Why is sound wave called a longitudinal wave?

    Text Solution

    |

  6. Which characteristic of the sound helps you to identify your friend by...

    Text Solution

    |

  7. Flash and thunder are produced simultaneously. But thunder is heard a ...

    Text Solution

    |

  8. A person has a hearing range from 20 Hz to 20 kHz. What are the typica...

    Text Solution

    |

  9. Two children are at opposite ends of an aluminium rod. One strikes the...

    Text Solution

    |

  10. The frequency of a source of sound is 100 Hz. How money times does it ...

    Text Solution

    |

  11. Does sound follow the same laws of reflection as light does? Explain?

    Text Solution

    |

  12. When a sound is reflected from a distant object, an echo is produced. ...

    Text Solution

    |

  13. Give two practical applications of reflection of sound waves.

    Text Solution

    |

  14. A stone is dropped from the top of a tower 500 m high into a pond of w...

    Text Solution

    |

  15. A sound wave travels at a speed of 339 m s^-1. If its wavelength is 1....

    Text Solution

    |

  16. What is reverberation? How can it be reduced?

    Text Solution

    |

  17. What is loudness of sound? What factors does it depend on?

    Text Solution

    |

  18. Explain how bats use ultrasound to catch a prey.

    Text Solution

    |

  19. How is ultrasound used for cleaning?

    Text Solution

    |

  20. Explain how defects in a metal block can be detected using ultrasound.

    Text Solution

    |