Home
Class 12
PHYSICS
A string under a tension of 100 N , emit...

A string under a tension of `100 N` , emitting its fundamental mode , gives `5 beats//s` with a tuning fork. When the tension is increased to `121 N`, again `5 beats//s` are heard. The frequency of the fork is

A

110 Hz

B

125 Hz

C

105 Hz

D

200 Hz

Text Solution

Verified by Experts

The correct Answer is:
C
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

A stretched sonometer wire is in unison with a tuning fork. When the length of the wire is decreased by 1% 6 beats/s are heard, then the frequency of the tuning fork is

A sonometer wire is in unison with a tuning fork.When its lengths increases by 4%, it gives 8 beats per secon with the same the fork. The frequency of the fork is

A wire under certain tension is in unison with a tuning fork when tension in the wire is increased by 2%, 3 beats/second are produced. Find the frequency of tuning fork.

A stretched sonometer wire is in unison with a tuning fork. When length of wire is increase by 1%, the number of beats heard per second is 5. then, the frequency of the fork is

A sonometer wire is in unison with a tuning fork. When the length of the wire is increased by 2% , the number of beats heard per second is 5, then the frequency of the fork will be

A sonometer wire is in unison with a tuning fork . When its length increases by 4% , it gives 8 beats/with the same fork. What is the frequency of the fork ?

A stretched sonometer wire is in unison with a tuning fork. When the length is increased by 4%, the number of beats heard per second is 6. Find the frequency of the fork.

A vibrating string fork and a vibrating sonometer wire of length 30 cm produce 4 beats/ sec. if the length of the wire is increases to 32 cm, again 4 beats/ sec. heard, what is the frequency of the tuning fork ?

A string oscillating at fundamental frequency under a tension of 225 N produces 6 beats/sec with a fork . If the tension is increased to 256 N, then again oscilaating at its fundamental note it produces 6 beats/sec, with the same fork . What is the frequency of the tuning fork ?

TARGET PUBLICATION-STATIONARY WAVES-CRITICAL THINGKING
  1. A length of wire has frequency of 256 Hz when stretched by a force of ...

    Text Solution

    |

  2. In a stretched wire under tension and fixed at both ends, the area of ...

    Text Solution

    |

  3. A string under a tension of 100 N , emitting its fundamental mode , gi...

    Text Solution

    |

  4. A sonometer wire with a suspended mass of M=1 kg is in resononce with ...

    Text Solution

    |

  5. A steel piano wire 0.5 m long has a total mass of 0.01 kg and is stret...

    Text Solution

    |

  6. Two sitar strings A and B playing the note 'Ga' are slightly out of tu...

    Text Solution

    |

  7. A tuning fork and a sonometer wire were sounded together and produced ...

    Text Solution

    |

  8. The frequency of the fundamental note produced by a closed organ pipe ...

    Text Solution

    |

  9. A student determines the velocity of sound with the help of a closed o...

    Text Solution

    |

  10. In a closed organ pipe the frequency of fundamental note is 50 Hz . Th...

    Text Solution

    |

  11. the fundamental frequency of a closed organ pipe is 50 Hz. The frequen...

    Text Solution

    |

  12. Find the fundamental frequency of a closed pipe, if the length of the ...

    Text Solution

    |

  13. A closed pipe has certain frequency. Now its length is halved. Conside...

    Text Solution

    |

  14. Two closed pipe produce 10 beats per second when emitting their fundam...

    Text Solution

    |

  15. Two closed - end pipes , when sounded together produce 5 beats//s. If...

    Text Solution

    |

  16. The frequency of a stretched uniform wire under tension is in resonanc...

    Text Solution

    |

  17. A resonance air column of length 20 cm resonates with a tuning fork of...

    Text Solution

    |

  18. A sufficiently long closed organ pipe has a small hole at its bottom ....

    Text Solution

    |

  19. In a long cylindrical tube , the water level is adjusted and the air c...

    Text Solution

    |

  20. In a resonance tube, the first resonance occurs at 16 cm and the secon...

    Text Solution

    |