Home
Class 11
PHYSICS
If, in Exercise 5.21, the speed of the s...

If, in Exercise 5.21, the speed of the stone is increased beyond the maximum permissible value, and the string breaks suddenly, which of the following correctly describes the trajectory of the stone after the string breaks :- the stone flies off tangentially from the instant the string breaks.

Promotional Banner

Topper's Solved these Questions

  • Competitive Exam Question

    MODERN PUBLICATION|Exercise Exercise|301 Videos
  • Elasticity

    MODERN PUBLICATION|Exercise Exercise|15 Videos

Similar Questions

Explore conceptually related problems

If, in Exercise 5.21, the speed of the stone is increased beyond the maximum permissible value, and the string breaks suddenly, which of the following correctly describes the trajectory of the stone after the string breaks :- the stone moves radially outwards.

If, in Exercise 5.21, the speed of the stone is increased beyond the maximum permissible value, and the string breaks suddenly, which of the following correctly describes the trajectory of the stone after the string breaks :- the stone flies off at an angle with the tangent whose magnitude depends on the speed of the particle ?

What happens to a stone tied to the end of a string and whirled in a circle if the string suddenly breaks?

A stone of mass 0.25 kg tied to the end of a string is whirled round in a circle of radius 1.5 m with a speed of 40 rev.//min in a horizontal plane. What is the tension in the string ? What is the maximum speed with which the stone can be whirled around if the string can withstand a maximum tension of 200 N ?

A boy whirls a stone in a horizontal circle 2 m above the ground by mean of a string 1.25 m long .The string breaks nd the stone flies off horizontally,striking the ground 10 m away.What is the magnitude of the centripetal acceleration during circular motion ?Take g= 10 ms^-2 .

A massless string of length 1.2 m, has a breaking strength of 2 kg wt. A stone of mass 0.4 kg, tied to one end of the string, is made to move in a vertical circle, by holding the other end in the hand. Can the particle describe the vertical circle? (Take g = 10 m s^-2 )

MODERN PUBLICATION-Dynamics of Circular Motion-Exercise
  1. Can centripetal force produce rotation?

    Text Solution

    |

  2. What provides the centripetal force to a caar taking turn on a level r...

    Text Solution

    |

  3. If, in Exercise 5.21, the speed of the stone is increased beyond the m...

    Text Solution

    |

  4. What will be the maximum velocity with which a vehicle can negotiate a...

    Text Solution

    |

  5. Moon is continuously revolving round the earth without falling towards...

    Text Solution

    |

  6. What happens to a stone tied to the end of a string and whirled in a c...

    Text Solution

    |

  7. One often comes across the following kind of statement concerning circ...

    Text Solution

    |

  8. Why a person sitting inside a vehicle is thrown outwards, when vechile...

    Text Solution

    |

  9. Why a person sitting inside a vehicle is thrown outwards, when vechile...

    Text Solution

    |

  10. Why does a child in a merry - go - round press the side of his seat rd...

    Text Solution

    |

  11. A car is taking a sudden turn to the left. A passenger in the front se...

    Text Solution

    |

  12. The outer rail of a curved railway track is generally raised over the ...

    Text Solution

    |

  13. Why does a cyclist lean to one side while going along a curve? In whic...

    Text Solution

    |

  14. Why does a cyclist lean to one side while going along a curve? In whic...

    Text Solution

    |

  15. A bucket containing water is rotated in a vertical circle. Explain why...

    Text Solution

    |

  16. Explain, why the pilot of the aeroplane does not fall down, while loop...

    Text Solution

    |

  17. Write an expression for the centripetal force.

    Text Solution

    |

  18. Explain centipetal force and centrifugal force. Why centrifugal force ...

    Text Solution

    |

  19. Define centrifugal force.

    Text Solution

    |

  20. Explain the need for banking of tracks.

    Text Solution

    |