Home
Class 9
PHYSICS
On an average a human heart is found to...

On an average a human heart is found to beat 75 times in a minute. Calculate its beat frequency and period.

Promotional Banner

Topper's Solved these Questions

  • MOTION

    MBD -HARYANA BOARD|Exercise Example|68 Videos

  • WORK, ENERGY AND POWER

    MBD -HARYANA BOARD|Exercise Example|64 Videos

Similar Questions

Explore conceptually related problems

On an average, a human heart is found to beat 72 times in a minute. Its frequency and time period respectively are

A human heart beats 72 times in a minute. The beat frequency is

A nurse in a hospital , noted for a patient that heart was beating 75 times a minutes. Find its frequency and time period.

The average work done by a human heart while it beats once is 0.5 J. Calculate the power used by heart if it beats 74 times in a minute

The average work done by a human heat while it beats once is 0.5 J . Calculate the power used by heat if it beats 72 times in a minute.

The heart beat of a person is 72 per minute .Its frequency is

MBD -HARYANA BOARD-SOUND-Example
  1. Bats can ascertain distances, directions, nature and size of the obsta...

    Text Solution

    |

  2. It is observed that some animals get disturbed before earthquake. How ...

    Text Solution

    |

  3. On an average a human heart is found to beat 75 times in a minute. Ca...

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

  14. What is sound ? List its characteristics

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

  20. What are the units of frequency and wavelength ?

    Text Solution

    |