Home
Class 9
PHYSICS
How does a stethoscope help a doctor to ...

How does a stethoscope help a doctor to hear the sound of a patient's heart-beat ?

Text Solution

Verified by Experts

Is the tube connecting the diaphragm of a stethoscope and its ear phones hollow or solid ?
Does the tube reflect the sound at different points in the process of transmitting it from the diaphragm to the head phones ?
Promotional Banner

Topper's Solved these Questions

  • WAVES MOTION AND SOUND

    PEARSON IIT JEE FOUNDATION|Exercise Level 3|10 Videos

  • WAVES MOTION AND SOUND

    PEARSON IIT JEE FOUNDATION|Exercise Level 1|45 Videos

  • SIMPLE MACHINES

    PEARSON IIT JEE FOUNDATION|Exercise Level- 3|10 Videos

Similar Questions

Explore conceptually related problems

How do we hear sound?

How does a gecko produce sound ?

Doctors use stethoscope to hear the sounds produced during each cardiac cycle. The second sound is heard when

Which two heart sounds are heard through the stethoscope when placed on the chest? When are these sounds produced respectively?

PEARSON IIT JEE FOUNDATION-WAVES MOTION AND SOUND -Level 2
  1. The frequency of a tuning fork is 350 Hz . Find how many vibrations i...

    Text Solution

    |

  2. A SONAR system fixed in a submarine operates at a frequency 50 kHz. It...

    Text Solution

    |

  3. The fundamental frequency of an open is 450 Hz and that of a closed pi...

    Text Solution

    |

  4. How does a stethoscope help a doctor to hear the sound of a patient's ...

    Text Solution

    |

  5. A man standing at a point on the line joining the feet of two cliffs f...

    Text Solution

    |

  6. Do the velocity , frequency and wavelength of a sound wave increase , ...

    Text Solution

    |

  7. A string vibrating with a fundamental frequency of 8 Hz has tension T(...

    Text Solution

    |

  8. S.P. Balasubrahmanyam is conducting a musical night in an open auditor...

    Text Solution

    |

  9. What should the length of an open pipe be if it is to resonate with a ...

    Text Solution

    |

  10. Two trains A and B are approaching each other with 108 km h^(-1) and 1...

    Text Solution

    |

  11. Under similar conditions of temperature and pressure , two gases (x an...

    Text Solution

    |

  12. Why cannot transverse waves be produced in air ?

    Text Solution

    |

  13. The driver of a car approaching a cliff with a uniform velocity of 15 ...

    Text Solution

    |

  14. A rope of length of 2m is tied between two ends . If the speed of tran...

    Text Solution

    |

  15. Two diatomic gases A and B of masses 12 g and 32g occupy volumes of 12...

    Text Solution

    |

  16. In a loud - speaker , sound is produced by a diaphragm on supplying el...

    Text Solution

    |

  17. In a certain experiment , a sound wave was observed to have undergone ...

    Text Solution

    |

  18. A source of wave vibrates with a frequency 500 Hz. The wave travels 33...

    Text Solution

    |

  19. The distance between two adjacent particles which are in the same phas...

    Text Solution

    |

  20. The average speed of the bob of a seconds pendulum is 2 m s^(-1) . Det...

    Text Solution

    |