Home
Class 12
PHYSICS
A particle of mass m is tied to a light ...

A particle of mass m is tied to a light string of length l and rotated along a vertical circular path. What should be the minimum speed at the highest point of its path so that the string does not become slack at any position ?

A

`sqrt(2gl)`

B

`sqrt(gl)`

C

zero

D

`sqrt(gl//2)`

Text Solution

Verified by Experts

The correct Answer is:
b
Promotional Banner

Topper's Solved these Questions

  • ELECTRIC CURRENT IN CONDUCTORS

    D MUKHERJEE|Exercise All Questions|79 Videos

Similar Questions

Explore conceptually related problems

A particle of mass m is fixed to me one end of a light right rod of length l and rotated in a vertical circular path about its other end. The minmum speed of the particle at its highest point must be

A particle of mass m is fixed to one end of a light rigid rod of length l and rotated in a vertical ciorcular path about its other end. The minimum speed of the particle at its highest point must be

A stone is tied to a weightless string and revolved in a vertical circle of radius 5 m . What should be the minimum speed of the stone at the highest point of the circle so that the string does not slack ? What should be the speed of the stone at the lowest point of vertical circle ? Take g = 9.8 ms^(2) .

A stone of mass m is tied to a string of length l and rotated in a circle with a constant speed v . If the string is released, the stone flies

A stone of mass ied to a string of lengh l rotating along & a circular path with constant speed v. The torque on the stone is

A paricle of mass m is tied to a light string of length L and moving in a horizontal circle of radius r with speed v as shown. The forces acting on the particle are

One end of a string of length 1.5 m is tied to a stone of mass 0.4 kg and the other end to a small pivot on a smooth vertical board. What is the minimum speed of the stone required at its lower most point so that the string does not slack at any point in its motion along the vertical circle ?

A particle of mass m is tied to a string of length L and whirled into a horizontal plan. If tension in the string is T then the speed of the particle will be :

D MUKHERJEE-CIRCULAR,ROTATIONAL & SIMPLE HARMONIC MOTION-All Questions
  1. A particle of mass m is tied to light string and rotated with a speed ...

    Text Solution

    |

  2. A particle of mass m is tied to a light string of length l and rotated...

    Text Solution

    |

  3. A simple pendulum has a string of length l and bob of mass m. When the...

    Text Solution

    |

  4. In the previous question, when the string is horizontal, the net force...

    Text Solution

    |

  5. In a simple pendulum, the breaking strength of the string is double th...

    Text Solution

    |

  6. A particle of mass m is fixed to me one end of a light right rod of le...

    Text Solution

    |

  7. In the previous question, if the particle is released from rest at its...

    Text Solution

    |

  8. A particles of mass m is fixed to one end of a light spring of force c...

    Text Solution

    |

  9. A particle of mass m is moving in a circular path of constant radius r...

    Text Solution

    |

  10. A car is moving in a circular horizonta track of radius 10m with a con...

    Text Solution

    |

  11. A body moves along an uneven horizontal road surface with constant spe...

    Text Solution

    |

  12. In gravity free space, a particle is in constant with the inner surfac...

    Text Solution

    |

  13. The narrow tube AC forms a quarter circles in a vertical plane. A ball...

    Text Solution

    |

  14. A car moves along a horizontal circular road of radius r with constant...

    Text Solution

    |

  15. When a car negotiates a curve, the normal force exerted on the inner a...

    Text Solution

    |

  16. A curved section of a road is banked for a speed v. If there is no fri...

    Text Solution

    |

  17. A cyckist moves along a curved road with a velocity v. The road is ban...

    Text Solution

    |

  18. Two point masses m and M are separated bya distance L . The distance o...

    Text Solution

    |

  19. A man stands at one end of a boat which is stationary in water. Neglec...

    Text Solution

    |

  20. A strick is thrown in the air and lands on the ground at some distance...

    Text Solution

    |