Home
Class 12
PHYSICS
A chain of length L and mass M is held o...

A chain of length L and mass M is held on a frictionless table with `(1//n)^(th)` part hanging over the edge. Work done in pulling the chain is directly proportional to

A

MgL/n

B

MgL/2n

C

`MgL//n^(2)`

D

`MgL//2n^(2)`

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • WORK ENERGY AND POWER

    VMC MODULES ENGLISH|Exercise ENABLE|50 Videos

  • WORK ENERGY AND POWER

    VMC MODULES ENGLISH|Exercise EFFICIENT|50 Videos

  • WAVE MOTION

    VMC MODULES ENGLISH|Exercise JEE ADVANCED ARCHIVE LEVEL 2 (TRUE FALSE TYPE)|4 Videos

Similar Questions

Explore conceptually related problems

A chain of length L and mass M is held on a frictionless table with (1//n)th of its length hanging over the edge. When the chain is released, find the velocity of chain while leaving the table.

A chain of uniform mass m and length L is held on a frictionless table in such a way that its (1)/(n) th part is hanging below the edge of table. The work done to pull the hanging part of chain is :-

A uniform chain of mass M and length L is lying on a frictionless table in such a way that its 1//3 parts is hanging vertically down. The work done in pulling the chain up the table is

A uniform chain of length l and mass m is placed on a smooth table with one-fourth of its length hanging over the edge. The work that has to be done to pull the whole chain back onto the table is :

A chain is held on a frictionless table with 1//n th of its length hanging over the edge. If the chain has a length L and a mass M, how much work is required to pull the hanging part back on the table?

A uniform chain has a mass M and length L. It is placed on a frictionless table with length l_(0) hanging over the edge. The chain begins to slide down. Ten, the speed v with which the end slides down from the edge is given by

A uniform chain of mass m and length l is lying on a horizontal table with one-third of its length hanging over the edge of the table. If the chain is limiting equlibrium, what is the coefficient of friction for the contact between table and chain?

A uniform chain of length l and mass m overhangs a smooth table with its two third part lying on the table. Find the kinetic energy of the chain as it completely slips off the table.

A uniform chain of length L and mass M is lying on a smooth table and one-third of its length is hanging vertically down over the edge of the table. If g is the acceleration due to gravity, the work required to pull the hanging part on to the table is

A uniform chain of length l is placed on rough table with length l//n (where n gt 1 ) , hanging over the edge. If the chain just begins to slide off the table by itself from this position, the coefficient of friction between the chain and the table is

VMC MODULES ENGLISH-WORK ENERGY AND POWER -IMPECCABLE
  1. A chain of length L and mass M is held on a frictionless table with (1...

    Text Solution

    |

  2. A man pushes against a wall but fails to move it. He does

    Text Solution

    |

  3. A body moves a distance of 10 m along a straight line under the action...

    Text Solution

    |

  4. A child is swinging a swing. Minimum and maximum heights fo swing from...

    Text Solution

    |

  5. A body is thrown vertically up with certain initial velocity, the pote...

    Text Solution

    |

  6. A body of mass 2 kg is thrown up vertically with kinetic energy of 490...

    Text Solution

    |

  7. A rod of length L and mass m is kept vertically on the ground. Its pot...

    Text Solution

    |

  8. A particle moves in a straight line with retardation proportional to i...

    Text Solution

    |

  9. Water falls from a height of 60 m at the rate of 15 kg//s to operate a...

    Text Solution

    |

  10. A pump motor is used to deliver water at a certain rate from a given p...

    Text Solution

    |

  11. A machine is delivering constant power to drive a body along a straigh...

    Text Solution

    |

  12. The particle of mass m is moving in a circular path of constant radius...

    Text Solution

    |

  13. A motor of power 60 W draws current 5 A from a source of 15 V. What is...

    Text Solution

    |

  14. An engine pumps up 100kg of water through a height of 10m in 5s. Given...

    Text Solution

    |

  15. A particle of mass 100 g is thrown vertically upwards with a speed of ...

    Text Solution

    |

  16. How much work must work be done by a force on 50 kg body in order to a...

    Text Solution

    |

  17. when the bob of a simple pendulum swings, the work done by tension in ...

    Text Solution

    |

  18. A body of mass 10 kg initially at rest acquires velocity 10 ms^(-1). W...

    Text Solution

    |

  19. A block of mass m=2kg is pulled by a force F=40 N upwards through a h...

    Text Solution

    |

  20. A spring of spring constant 5 xx 10^(3) N//m is stretched initially by...

    Text Solution

    |

  21. 300J of work is done in slinding a 2 kg block up an inclined plane of ...

    Text Solution

    |