Home
Class 12
PHYSICS
A sonometer wire is 31 cm long is in res...

A sonometer wire is 31 cm long is in resonance with a turning fork of frequency n. If the length is increased by 1 cm and it is vibrated with the same tuning fork, then 8 beats/sec are heard. The frequency of the tuning fork is -

A

248 Hz

B

256 Hz

C

264 Hz

D

None

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • SOUND WAVES

    MOTION|Exercise Exercise - 2|41 Videos

  • SOUND WAVES

    MOTION|Exercise Exercise - 3 (Section - A)|27 Videos

  • SOUND WAVES

    MOTION|Exercise Questions for practice|12 Videos

  • SIMPLE HARONIC MOTION

    MOTION|Exercise EXERCISE -4 (Leve-II) [ JEE 2011]|11 Videos

  • SURFACE TENSION

    MOTION|Exercise Exercise - 3 | Section - B Previous Year Problems | AIEEE|12 Videos

Similar Questions

Explore conceptually related problems

A sonometer wire of length 65cm is in resonance with a tuning fork of frequency N. If the length of the wire is decreased by 1cm and it is vibrated with the same tuning fork, 8 beats/s are heard, then the frequency of the tuning fork will be

A tuning fork vibrates with 2 beats in 0.04 second. The frequency of the fork is

A given length of sonometer wire is in resonance with a tuning fork. If the length of the wire is reduced by 4% the wire vibration with the fork produces 8 beats per second. The frequency of the tuning fork is

A 70 cm long sonometer wire is in unison with a tuning fork. If the length of the wire is decreased by 1.0 cm, it produces 4 beats per second with the same tuning fork. Find the frequency of the tuning

A sonometer wire is resonating with a tuning fork of frequency N. If its length is increased by 10% , by keeping the tension constant , 6 beats are heard per second, then

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 sonometer wire 64 cm long produces 8 beats per second with a tuning fork. If length of sonometer wire is increased by one centimeter it resonates with the tuning fork. The frequency of tuning fork is observed 64x . The value of x is

A sonometer wire resonates with a tuning fork. If the length of the wire between the bridges is made twice even then it can resonate with the same tuning fork. How ?

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 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

MOTION-SOUND WAVES-Exercise - 1
  1. Two waves y=0.25 sin 316 t and y=0.25 sin 310 t are travelling in sa...

    Text Solution

    |

  2. A sources of sound gives 5 beats per second when sounded with another ...

    Text Solution

    |

  3. A sonometer wire is 31 cm long is in resonance with a turning fork of ...

    Text Solution

    |

  4. A set of 24 tuning fork is arranged in a series of increasing frequenc...

    Text Solution

    |

  5. Doppler’s effect will be more effectively observed when the observer -

    Text Solution

    |

  6. Doppler effect is not applicable

    Text Solution

    |

  7. Doppler’s effect can be observed for -

    Text Solution

    |

  8. Doppler’s displacement doesn’t depend upon -

    Text Solution

    |

  9. Apparent frequency of train A is heard by observer in train B as 3/4 o...

    Text Solution

    |

  10. A source and a listener are in unidirection at motion with velocities ...

    Text Solution

    |

  11. Which of the following property of waves is proved by Doppler’s effect...

    Text Solution

    |

  12. A source of frequency n is moving with a uniform velocity v towards a ...

    Text Solution

    |

  13. If an observer is moving with uniform velocity v to wards a stationary...

    Text Solution

    |

  14. A source of sound crosses a stationary observer which is moving with u...

    Text Solution

    |

  15. If a source of frequency n moving with velocity v crosses a stationary...

    Text Solution

    |

  16. If a source of frequency n crosses a stationary observer with uniform ...

    Text Solution

    |

  17. If an observer moving with velocity v crosses a stationary source of f...

    Text Solution

    |

  18. A source of frequency n and an observer are moving on a straight line ...

    Text Solution

    |

  19. Doppler effect in light differs with Doppler effect for sound, because...

    Text Solution

    |

  20. The velocity of light emitted by a source S observed by an observer O ...

    Text Solution

    |