Home
Class 11
PHYSICS
A heavy mass is attached to a thin wire ...

A heavy mass is attached to a thin wire and is whirled in a vertical circle. The wire is most likely to break

A

when the mass is at the highest point

B

when the mass is at the lowest point

C

when the wire is horizontal

D

at an angle of `"cos"^(-1)(1//3)` from the upward vertical

Text Solution

Verified by Experts

The correct Answer is:
B
(b) At lowest point, tension in the string is maximum.
Promotional Banner

Topper's Solved these Questions

  • ELASTICITY

    DC PANDEY|Exercise Match the columns|4 Videos

  • ELASTICITY

    DC PANDEY|Exercise Medical entrances s gallery|21 Videos

  • ELASTICITY

    DC PANDEY|Exercise Check point 12.3|15 Videos

  • CURRENT ELECTRICITY

    DC PANDEY|Exercise All Questions|434 Videos

  • ELECTROSTATICS

    DC PANDEY|Exercise Integer|17 Videos

Similar Questions

Explore conceptually related problems

A mass m is attached to a thin wire and whirled in a vertical circle. The wire is most likely to break when:

A stone of mass 100 g attached to a string of length 50 cm is whirled in a vertical circle by giving it a velocity of 7 m/s at the lowest point. Find the velocity at the highest point .

A stone of mass 16 kg is attached to a string 144 m long and is whirled in a horizontal circle .The maximum tension the string can stand is 16 newton .The maximum velocity of revolution that can be given to the stone without breaking it will be

A stone of mass 0.5kg is attached to a string of length 2m and is whirled in a horizontal circle. If the string can withstand a tension of 9N the maximum velcoity with which the stone can be whirled is .

A stone of mass of 16 kg is attached to a string 144 m long and is whirled in a horizontal circle. The maximum tension the string can withstand is 16 Newton . The maximum velocity of revolution that can be given to the stone without breaking it, will be

A stone of mass 4 kg is attached to a string of 10 m length and is whirled in a horizontal circle . Calculate the max . Velocity with which the stone can be whirled if the string can withstand a maximum tension of 160 N .

DC PANDEY-ELASTICITY-Chapter Exercise
  1. when a metal wire elongates by hanging a load Mg on it , the gravitati...

    Text Solution

    |

  2. A ball falling in a lake of depth 200m shown 0.1% decrease in its volu...

    Text Solution

    |

  3. A heavy mass is attached to a thin wire and is whirled in a vertical c...

    Text Solution

    |

  4. Two wires of copper having the length in the ratio 4 : 1 and their rad...

    Text Solution

    |

  5. The interatomic distance for a metal is 3 xx 10^(-10) m. If the intera...

    Text Solution

    |

  6. Young's modulus of rubber is 10^(4) N//m^(2) and area of cross section...

    Text Solution

    |

  7. Two wires of same diameter of the same material having the length l an...

    Text Solution

    |

  8. A force of 200 N is applied at one end of a wire of length 2m and havi...

    Text Solution

    |

  9. When a steel wire fixed at one end is pulled by a constant force F at ...

    Text Solution

    |

  10. The temperature of a wire of length 1 metre and area of cross-section ...

    Text Solution

    |

  11. What is the approximate change in densityof water in a lake at a depth...

    Text Solution

    |

  12. A load suspended by a massless spring produces an extention of xcm in ...

    Text Solution

    |

  13. A steal wire of cross-section area 3xx10^(-6) m^(2) can withstand a m...

    Text Solution

    |

  14. The load versus elongation graph for four wires of the same material i...

    Text Solution

    |

  15. Two wires of the same material and length but diameters in the ratio 1...

    Text Solution

    |

  16. A stress of 10^(6) N//m^(2) is required for breaking a material. If t...

    Text Solution

    |

  17. A cable is replaced by another cable of the same length and material b...

    Text Solution

    |

  18. A uniform steel rod of cross- sectional area A and L is suspended so t...

    Text Solution

    |

  19. A rubber pipe of density 1.5 xx 10^(3) N//m^(2) and Young's modulus 5 ...

    Text Solution

    |

  20. In the given Fig. 7(CF).2, if the dimensions of the two wires are the ...

    Text Solution

    |