Home
Class 12
PHYSICS
A weight of 5 kg is required to produce ...

A weight of 5 kg is required to produce the fundamental frequency of a sonometer wire. What weight is requried to produce its octave ?

A

10 kg wt

B

20 kg wt

C

30 kg wt

D

40 kg wt

Text Solution

Verified by Experts

The correct Answer is:
B
`n propto sqrtT " for 2n it is " sqrt(4T)`
` :. ` Weight = 20 kg weight
Promotional Banner

Topper's Solved these Questions

  • STATIONARY WAVES

    MARVEL PUBLICATION|Exercise MULTIPLE CHOICE QUESTIONS (HIGHER LEVEL)|75 Videos

  • STATIONARY WAVES

    MARVEL PUBLICATION|Exercise MULTIPLE CHOICE QUESTIONS (STANDARD LEVEL )|75 Videos

  • STATIONARY WAVES

    MARVEL PUBLICATION|Exercise MULTIPLE CHOICE QUESTIONS (HIGHER LEVEL )|7 Videos

  • SEMICONDUCTORS

    MARVEL PUBLICATION|Exercise MCQs|261 Videos

  • SURFACE TENSION

    MARVEL PUBLICATION|Exercise MULTIPLE CHOICE QUESTIONS . (TEST YOUR GRASP )|10 Videos

Similar Questions

Explore conceptually related problems

If a string is stretched with a weight 4 kg then the fundamental frequency is equal to 256 Hz. What weight is needed to produce its octave?

The fundamental frequency of a stretched string with a weight of 9kg is 289Hz . The weight required to produce its octave is

The fundamental frequency of a string stretched with a weight of 4 kg is 256 Hz . The weight required to produce its octave is

The fundamental frequency of a wire stretched with a 2 kg wt is 100 Hz. The weigth required to produce its octave will be

The fundamental frequency of string stretched with a weight of 16kg is 512 Hz. The weight required to produce its octave is

A wire of uniform cross-section is stretched between two points 100cm apart. The wire is fixed at one end and a weight is hung over a pulley at the other end. A weight of 9kg produces a fundamental frequency of 750Hz . (a) What is the velocity of the wave in wire? (b) If the weight is reduced to 4kg , what is the velocity of wave?

A knife-edge divides a sonometer wire into two parts. The fundamental frequencies of the two parts are n_(1) and n_(2) . The fundamental frequency of the sonometer wire when the knife-edge is removed will be

A string of length 105 cm produces fundamental frequency of 142 Hz. How much should its length be reduced to produce a fundamental frequency of 213 Hz.

MARVEL PUBLICATION-STATIONARY WAVES-MULTIPLE CHOICE QUESTIONS ( STANDARD LEVEL )
  1. The velocity of propagation of transverse waves on a stretched wire wi...

    Text Solution

    |

  2. A tuning fork produces 5 beats s^(-1) with a sonometer wire of lengt...

    Text Solution

    |

  3. A weight of 5 kg is required to produce the fundamental frequency of a...

    Text Solution

    |

  4. A vibrating sonometer wire in resonance with a tuning fork of frequenc...

    Text Solution

    |

  5. What is the velocity of a transverse wave travelling along a thin copp...

    Text Solution

    |

  6. A stretched wire of length 1 m and weighing 1 gram is in unison with a...

    Text Solution

    |

  7. Standing wavs are produced in a stretched string of length 8 m. If the...

    Text Solution

    |

  8. A string is stretched betweeb fixed points separated by 75.0 cm. It ob...

    Text Solution

    |

  9. If a string fixed at both ends, vibrates in its fourth harmonic, the w...

    Text Solution

    |

  10. If the sonometer experiment is performed in a lift and if the lift sta...

    Text Solution

    |

  11. If the vibrating length of a string is increased by 25%, then its fund...

    Text Solution

    |

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

    Text Solution

    |

  13. Two wires of the same material and same cross sectional area are vibra...

    Text Solution

    |

  14. The fundamental frequency of a sonometer wire is 100 Hz. If a weigth o...

    Text Solution

    |

  15. A string of length L between the two bridges of sonometer wire vibrate...

    Text Solution

    |

  16. A tuning fork of frequency 400 Hz, produces 10 beats/ sec, when sounde...

    Text Solution

    |

  17. A pulse of a wave train travels along a stretched string and reaches t...

    Text Solution

    |

  18. If you set up the seventh harmonic on a string fixed at both ends, how...

    Text Solution

    |

  19. The fundamental frequency of a sonometer wire is 200 Hz. It is found...

    Text Solution

    |

  20. A sonometer wire is in unison with a tuning fork . When its length inc...

    Text Solution

    |