Home
Class 12
PHYSICS
Two identical flutes produce fundamental...

Two identical flutes produce fundamental notes of frequency `300Hz` at `27^@C`. If the temperature of air in one flute is increased to `31^@C`, the number of the beats heard per second will be

A

1

B

2

C

3

D

4

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • STATIONARY WAVES

    TARGET PUBLICATION|Exercise COMPETITIVE THINKING|123 Videos

  • STATIONARY WAVES

    TARGET PUBLICATION|Exercise EVALUATION TEST|16 Videos

  • STATIONARY WAVES

    TARGET PUBLICATION|Exercise EVALUATION TEST|16 Videos

  • SEMICONDUCTORS

    TARGET PUBLICATION|Exercise Evaluation Test|17 Videos

  • SURFACE TENSION

    TARGET PUBLICATION|Exercise EVALUATION TEST|21 Videos

Similar Questions

Explore conceptually related problems

Two identical wires have a fundamental frequency of 100Hz, when kept under the same tension . If the tension of one of the wires is increased by 21% , the number of beats produced is

A stretched string is in unison with a tuning fork of frequency 392Hz. If the length of the string is decreased by 2% , then the number of beats heard per second will be

Two identical wires have the same fundamental frequency of 400 Hz . when kept under the same tension. If the tension in one wire is increased by 2% the number of beats produced will be

Two identical wires are stretched by the same tension of 101 N and each emits a note of frequency 202 Hz . If the tension in one wire is increased by 1N , then the beat frequency is

Two identical stringed instruments have frequency 100 Hz . If tension in one of them is increased by 4% and they are sounded together then the number of beats in one second is

Two air columns producing their fundamental notes , give rise to 3 beat/s . If the air column vibrates in third harmonics , then the number of beat/s will be

A sonometer wire is in unison with a tuning fork of frequency 150 Hz. If the tension in the wire is increased by 1%, how many beats per second will be heard ?

A car is moving with a velocity of 5 m//s towards huge wall. The driver sounds a horn of frequency 165 Hz . If the speed of sound in air is 335 m//s , the number of beats heard per second by the driver is

The fundamental frequency of an open end pipe is 300 Hz, when air is at a temperature of 27^@C . If the temperature increases to 29^@C , then the frequency becomes

TARGET PUBLICATION-STATIONARY WAVES-CRITICAL THINGKING
  1. The fundamental note produced by a closed organ pipe is of frequency v...

    Text Solution

    |

  2. An open organ pipe has fundamental frequency 100 Hz. What frequency ...

    Text Solution

    |

  3. An open organ pipe produces its fundamdental frequency f. When the pip...

    Text Solution

    |

  4. A tube, closed at one end and containing air, produces, when excited, ...

    Text Solution

    |

  5. An air column, closed at one end and open at the other end, resonates ...

    Text Solution

    |

  6. An open pipe of certain length produces fundamental frequency 500 Hz. ...

    Text Solution

    |

  7. In Melde's experiment, frequency of fork N and the length of the threa...

    Text Solution

    |

  8. In Melde's experiment, if the length of the string and the tension are...

    Text Solution

    |

  9. In Melde's experiment, a string of length 0.8 m and mass 1.0 g vibrate...

    Text Solution

    |

  10. If we add 8 kg load to the hanger of sonometer, the fundamental freque...

    Text Solution

    |

  11. A source of sound placed at the open end of a resonance column sends a...

    Text Solution

    |

  12. Assertion: Our ears cannot distinguish two notes, one produced by a vi...

    Text Solution

    |

  13. In Melde's experiment, 3 loops are obtained when the string is stretch...

    Text Solution

    |

  14. A weight is attached to the free end of a sonometer wire. It gives res...

    Text Solution

    |

  15. In a sonometer experiment the bridges are separted by a fixed distance...

    Text Solution

    |

  16. The tension of a stretched string is increased by 69%. In order to kee...

    Text Solution

    |

  17. Assertion: If the tension in the string is doubled, then frequency of ...

    Text Solution

    |

  18. Two identical flutes produce fundamental notes of frequency 300Hz at 2...

    Text Solution

    |

  19. A tuning fork of frequency 500 H(Z) is sounded on a resonance tube . T...

    Text Solution

    |

  20. In order to increase the frequency of transverse oscillations of a str...

    Text Solution

    |