Home
Class 11
PHYSICS
A certain fork is found to give 2 beats...

A certain fork is found to give ` 2 beats//s` when sounded in conjuction with a stretched string vibrating transversely under a tension of either `10.2 or 9.9 kg weight`. Calculate the frequency of fork.

Promotional Banner

Topper's Solved these Questions

  • VIBRATIONS OF STRING

    NN GHOSH|Exercise EXERCISE|36 Videos

  • VIBRATIONS OF COLUMNS

    NN GHOSH|Exercise EXERCISE|26 Videos

  • WAVE MOTION

    NN GHOSH|Exercise EXERCISES|20 Videos

Similar Questions

Explore conceptually related problems

A tuning fork is found to give 20 beats "in" 12 s when sounded in conjuction with a stretched string vibrating under a tension of 10.2 or 9.9 kgf . Calculate the frequency of the fork.

A tuning fork gives 15 beats per second when sounded with a sonometer wire of length 200 cm and 20 beats per second with that of length of 250 cm. calculate the frequency of the fork.

Two tuning forks A and B produce 5 beats per second when sounded together.A is in unsion with under a constant tension and B is in unison with the same wire of length 40.5 cm under same tension.Calculate the frequency of the forks

A tuning fork of frequency 256 Hz gives 5 beats // s with a vibrating string of a piano. The beat frequency decreases to 2, when tension in the string is slightly increased. What was the frequency of the piano string before increasing the tension ?

A tuning fork A of frequency 512 Hz sounded with another tuning fork B gives 5 beats/sec. On loading B with a piece of wax, and on sounding, again 5 beats/sec are produced. Calculate the frequency of fork B.

When two tuning forks were sounded together , 20 beats were produced in 10 seconds. On loading one of the fork with wax, the number of beats increases. If the frequency of unloaded fork is 512Hz , calculate the frequency of other.

A tuning fork A frequency 384Hz gives 6 beats in 2 seconds when sounded with another tuning fork B. What could be the frequency of B?

Two tuning forks A and B produce 4 beats//s when sounded together . A resonates to 32.4 cm of stretched wire and B is in resonance with 32 cm of the same wire . Determine the frequencies of the two tuning forks .

Two tuning forks A and B give 4 beats/s when sounded together. If the fork B is loaded with wax 6 beats/s are heard. If the frequency of fork A is 320 Hz, then the natural frequency of the tuning fork B will be

A fork of unknown frequency gives 4 beats per second when sounded with another of frequency 256 . The fork is now loaded with a piece of wax and again 4 beats per second are heard. Calculate the frequency of the unknown fork.

NN GHOSH-VIBRATIONS OF STRING-EXERCISE
  1. A certain fork is found to give 2 beats//s when sounded in conjuction...

    Text Solution

    |

  2. Calculate the frequency of a ntoe emitted by a wire 20cm in length whe...

    Text Solution

    |

  3. A stretched sonometer wire gives 2 beats per second with a tuning frok...

    Text Solution

    |

  4. Two wires of a sonometer are in union.When the length of one of the wi...

    Text Solution

    |

  5. The length of a sonometer wire between two fixed ends is 110cm. Where ...

    Text Solution

    |

  6. A wire 50cm long vibrates 100 times per second .If the length is shor...

    Text Solution

    |

  7. A stone hangs in air from a wire which is stretched over a sonometer. ...

    Text Solution

    |

  8. Two tuning frok when sounded together give 4 beats per second.One is i...

    Text Solution

    |

  9. the frequency of a note emitted by a silver wire of length 25 cm is 25...

    Text Solution

    |

  10. When the stretching forec of a wire increased by 2.5 kg, the frequency...

    Text Solution

    |

  11. A fork and a monochord string 100 cm long give 4 beats per second.The ...

    Text Solution

    |

  12. Two tuning forks A and B produce 5 beats per second when sounded toget...

    Text Solution

    |

  13. A string vibrates with a frequency 320 Hz.It is divied into three part...

    Text Solution

    |

  14. In Melde's experiment the srting vibrates in 4 loops when a 50 g weig...

    Text Solution

    |

  15. In Melde's experiment the srting is stretched by an iron weight and th...

    Text Solution

    |

  16. Two srting of the same length, radius and material are stretched by et...

    Text Solution

    |

  17. Ordinary cotton thread, 200cm of which weight 1g, is used in Melde's e...

    Text Solution

    |

  18. In Melde's ecperiment a srting is found to vibrate in 8 loops and the ...

    Text Solution

    |

  19. A vibrator makes 150 cm of a arting vibrate in 6 loops in the longitud...

    Text Solution

    |

  20. A string in Melde's experiment in the transverse arrangement vibrates...

    Text Solution

    |

  21. A bridges is placed under the string the of a monochord at a point ne...

    Text Solution

    |