Home
Class 11
PHYSICS
A string breaks under a load of 4.8kg A ...

A string breaks under a load of 4.8kg A mass of 0.5 kg is attached to one end of a string 2 m long and is rotated in a horizontal circle . Calculate the greatest number of revolutions that the mass can make without breaking the string .

Promotional Banner

Topper's Solved these Questions

  • Laws of Motion

    SL ARORA|Exercise Exercise|627 Videos
  • Kinetic Theory of gases

    SL ARORA|Exercise Example|47 Videos
  • LAWS OF MOTION : FRICTION

    SL ARORA|Exercise Self Practice|95 Videos

Similar Questions

Explore conceptually related problems

A stone of mass 0.1 kg tied to one end of a string lm long is revolved in a horizontal circle at the rate of (10)/(pi)" rev/s" . Calculate the tension in the string.

A string breaks under a load of 4 kg. A mass weighing 200 g is attached to the end of this string which is one metre long and rotation when the string breaks, Is nearly(g=10 m//s^2 )

A stone of mass 50 g is tied to the end of a string 2 m long and is set into rotation in a horizontal circle with a uniforn speed of 2m//s .Then tension in the string is

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 is attached to one end of a string and rotated in a vertical circle . If the string breaks at the position of maximum tension , then it will break at

A body of mass 2 kg is tied to the end od a string 2 m long and revolved in horizontal circle .If the breaking tension of the string is 400 N, then the maximum velocity of the body will be

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 body of mass 2 kg lying on a smooth surface is attached to a string 3 m long and then rotated in a horizontal circle making 60 rev/min. Calculate the centripetal acceleration.

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 .

SL ARORA-Laws of Motion-Exercise
  1. A string breaks under a load of 4.8kg A mass of 0.5 kg is attached to ...

    Text Solution

    |

  2. A force acts for 10 s on a body of mass 10 kg after which the force ce...

    Text Solution

    |

  3. A truck starts from rest and rolls down a hill with a constant acceler...

    Text Solution

    |

  4. A force of 5N gives a mass m(1), an acceleration of 8 m//s^(2), and a ...

    Text Solution

    |

  5. In an X-ray machine an electron is subjected to a force of 10^(-23) N ...

    Text Solution

    |

  6. A stone of mass 5kg falls from the top of a cliff 50m high and buries ...

    Text Solution

    |

  7. A bullet of mass 100 gram moving with 20 m//s Strikes a wooden plank ...

    Text Solution

    |

  8. A motor car running at the rate of 7ms^(1) can be stooped by applying ...

    Text Solution

    |

  9. A force of 50N is inclined to the vertical at an angle of 30^(@) Find ...

    Text Solution

    |

  10. A ship of mass 3xx10^7kg initially at rest, is pulled by a force of 5x...

    Text Solution

    |

  11. A ballon has a mass of 5 g in air. The air escapes from the ballon at ...

    Text Solution

    |

  12. A cricket ball of mass 150 kg is moving with a velocity of 12 m//s and...

    Text Solution

    |

  13. A hammer weighing 1 kg moving with the speed of 10ms^(-1) strikes the ...

    Text Solution

    |

  14. A hammer weighing 1 kg moving with the speed of 10ms^(-1) strikes the ...

    Text Solution

    |

  15. A hammer weighing 1 kg moving with the speed of 10ms^(-1) strikes the ...

    Text Solution

    |

  16. Two billiard balls of mass 50 g moving in oppositedirections with spee...

    Text Solution

    |

  17. A machine gun has a mass of 20 kg . It fires 35 g bullets at the rate ...

    Text Solution

    |

  18. A ball of mass 20 gram hits a wall at an angle of 45^(@) with a veloci...

    Text Solution

    |

  19. A glass ball whose mass is 10 g falls from a height of 40 m and reboun...

    Text Solution

    |

  20. A force acting on a body of mass 2 kg varies with time as shown in fig...

    Text Solution

    |

  21. A force acting on a body of mass 2 kg varies with time as shown in fig...

    Text Solution

    |