Home
Class 12
PHYSICS
A sonometer wire has a length of 114 cm ...

A sonometer wire has a length of 114 cm , between two fixed ends. Where should two bridges be placed so to divide the wire into three segments (in cm) whose fundamental frequencies area in the ratio 1 : 3 : 4?

A

`l_(1),l_(2),l_(3) = 18 , 24 , 72`

B

`l_(1),l_(2),l_(3) = 24, 18 , 72`

C

`l_(1),l_(2),l_(3) = 72 , 18 , 24`

D

`l_(1),l_(2),l_(3) = 72 , 24 , 18`

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • MECHANICAL PROPERTIES OF SOLIDS AND FLUIDS

    SIA PUBLICATION|Exercise M.C.Q.|107 Videos

  • MOCK TEST 2

    SIA PUBLICATION|Exercise Chemistry|1 Videos

Similar Questions

Explore conceptually related problems

A wire has a length of 114 cm between two fixed ends. Where should two bridges be placed to divide the wire into three segments whose fundamental frequencies are in the ratio 1: 3:4 ?

The length of a sonometer wire AB is 100 cm, where should the two bridges be placed from A to divide the wire in 3 segments whose fundamental frequencies are in the ratio of 1:2:6

The focal length of a concave lens is 30 cm. Where should an object be placed so that its image is 1//10 of its size ?

The total length of a sonometer wire between fixed ends is 110 cm. Two bridges are placed to divide the length of wire in ratio 6:3:2. The tension in the wire is 400 N and the mass per unit length is 0.01 kg/m. What is the minimum common frequency with which three parts can vibrate?

A stick has a length of 12.132 cm and another stick has a length of 12.4 cm. If the two sticks are placed end to end , what is their total length ?

A tube 1m long is closed at one end. A stretched wire is placed near the open end. The wire is 0.3 m long and has a mass of 0.01 kg. It is held fixed an both ends and vibrates in its fundamental mode. It sets the air column in the tube into vibration all its fundamental frequency by resonance Find the tension in the wire. Speed of sound in air: 330 m/s

SIA PUBLICATION-MOCK TEST 1-PHYSICS
  1. A body is projected with a velocity of 10 m//s at 45^(@) to the horizo...

    Text Solution

    |

  2. One end of uniform glass capillary tube of radius r = 0.05 cm is immer...

    Text Solution

    |

  3. An organ pipe P (1) , closed at one end and containing a gas of densit...

    Text Solution

    |

  4. A sonometer wire has a length of 114 cm , between two fixed ends. Wher...

    Text Solution

    |

  5. For a certain organ pipe three successive resonance frequencies are ob...

    Text Solution

    |

  6. What is the deviation angle when light incident at an angle 45^(@) on ...

    Text Solution

    |

  7. When the temperature is increased (i)Viscosity of the gas increases ...

    Text Solution

    |

  8. An electric field is acting vertically upwards . A particle of mass 1 ...

    Text Solution

    |

  9. Identify the correct order of the following particles when arrenged in...

    Text Solution

    |

  10. A bar magnet of moment M is bent as an arc . Its magnetic moment

    Text Solution

    |

  11. In Young's double slit experiment how many maximas can be obtained on ...

    Text Solution

    |

  12. Consider the following statements A and B and identify the correct cho...

    Text Solution

    |

  13. The cold junction of a thermocouple is 0^(@)C. The ratio of thermo emf...

    Text Solution

    |

  14. A 6 V cell with 1 ohm internal resistance and 10 V cell with 2 ohm int...

    Text Solution

    |

  15. The time constant of an inductance coil is 5 xx 10^(-3) sec. When a 90...

    Text Solution

    |

  16. The threshold wavelength for certain metal is lambda (0). When a light...

    Text Solution

    |

  17. Ratio of magnetic field at the centre af a current carrying coil of ra...

    Text Solution

    |

  18. A electron and a position pair is produced by a gamma ray of 3.4 MeV ....

    Text Solution

    |

  19. For an n-p-n transistor beta = 50 , the value of alpha is

    Text Solution

    |

  20. The absorption coefficient of a material is (3)//(4) . The ratio of ma...

    Text Solution

    |