Home
Class 9
PHYSICS
How the bats make use of ultrasonic wave...

How the bats make use of ultrasonic waves to catch their prey? Explain.

Promotional Banner

Topper's Solved these Questions

  • SOUND

    MODERN PUBLICATION|Exercise EXERCISE|137 Videos
  • MOTION

    MODERN PUBLICATION|Exercise EXAMPLE|164 Videos
  • WORK AND ENERGY

    MODERN PUBLICATION|Exercise EXERCISE|191 Videos

Similar Questions

Explore conceptually related problems

What are the uses of ultrasonic sound?

What are the uses of electromagnetic waves?

Explain how bats use ultrasounds to catch a prey ?

Why are infra-red waves often called heat waves? Explain.

It is difficult to burn a heap of green leaves but dry leaves catch fire easily. Explain.

MODERN PUBLICATION-SOUND-EXERCISE
  1. What are importat characterstics of wave? Define them.

    Text Solution

    |

  2. List three factors which influence water potential.

    Text Solution

    |

  3. How the bats make use of ultrasonic waves to catch their prey? Explain...

    Text Solution

    |

  4. Calculate the wavelength of a sound wave whose frequency is 220 Hz and...

    Text Solution

    |

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

    Text Solution

    |

  6. A wave moves a distance of 8 m in 0.05 s. Find the velocity of the wav...

    Text Solution

    |

  7. A wave moves a distance of 8 m in 0.05 s. What is the wavelength of th...

    Text Solution

    |

  8. State a condition for an echo to be heard.

    Text Solution

    |

  9. Bats cannot see then how do they catch their prey.

    Text Solution

    |

  10. A sound wave travels at a speed of 339 ms^-1. If its wavelength is 1.5...

    Text Solution

    |

  11. How does the sound produced by the vibrating object in a medium reach ...

    Text Solution

    |

  12. State the characteristics of wave motion.

    Text Solution

    |

  13. Give some uses of ultrasound.

    Text Solution

    |

  14. Explain the working of SONAR.

    Text Solution

    |

  15. Describe the human ear.

    Text Solution

    |

  16. What is the wavelength corresponding to a freqency of 200 Hz. Given th...

    Text Solution

    |

  17. Calculate the wavelength of a sound wave whose frequency is 220 Hz and...

    Text Solution

    |

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

    Text Solution

    |

  19. Find the frequency of a wave whose time-period is 0.001 second?

    Text Solution

    |

  20. A sound wave creates oscillation in air at a place 1000 times in 100 s...

    Text Solution

    |