Home
Class 12
PHYSICS
A uniform chain of mass m hangs from a l...

A uniform chain of mass m hangs from a light pulley, with unequal lengths of the chain hanging from the two sides of the pulley. The force exerted by the moving chain on the pulley is

A

mg

B

`gt mg`

C

`lt mg`

D

either (b) or (c) depending of the chain

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • KINEMATICS, FORCES

    D MUKHERJEE|Exercise Type 2|22 Videos
  • KINEMATICS, FORCES

    D MUKHERJEE|Exercise Revision Exercise|26 Videos
  • IIT QUESTIONS 5

    D MUKHERJEE|Exercise Matrix matching type|2 Videos
  • MISCELLANEOUS QUESTION 1

    D MUKHERJEE|Exercise Miscellaneous Questions-1 (Straight-Objective Type)|54 Videos

Similar Questions

Explore conceptually related problems

A uniform chain of mass 2 kg hangs from a light pulley with unequal lenghts of the chain hanging from the two sides of the pulley. The force exerted by the moving chain on the pulley is

A uniform chain of mass m and length l is kept on a horizontal table with half of its length hanging from the edge of the table.Work done in pulling the chain on to the table so that only 1/5 th of its length now hangs from the edge is K((mgl)/(200)) .Find the value of K.

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. What is the speed of the chain, when it just loses contact with the table?

A uniform chain of mass 4 kg and length 2 m is kept on table such that 3//10^("th") of the chain hanges freely from the edge of the table. How much work has to be done in pulling the entire chain on the table?

A chain of mass m and length l is placed on a table with one-sixth of it hanging freely from the table edge. The amount of work. done to pull the chain on the table is

A uniform chain of length 4m is kept on a table such that a length of 120 cm hangs freely from the edge of the table. The total mass of the chain is 4 kg What is the work done in pulling the entire chain on the table ?

A uniform chain of length 2 m is kept on a table such that a length of 60 cm hangs freely from the edge of the table. The total mass of the chain is 4 kg. What is the work done in pulling the entire chain on the table?

D MUKHERJEE-KINEMATICS, FORCES-Revision Exercise
  1. A uniform chain of mass m hangs from a light pulley, with unequal leng...

    Text Solution

    |

  2. Take the z-axis as vertical and the xy plance as horizontal .A particl...

    Text Solution

    |

  3. Two particles moving initially in the same direction undergo a one- di...

    Text Solution

    |

  4. A particle of mass m moving with kinetic energy K, makes a head - on e...

    Text Solution

    |

  5. Aspring of weight W and force constant k is suspended in a horizontal...

    Text Solution

    |

  6. A man balances himself in a horizontal position by pushing his hands a...

    Text Solution

    |

  7. Two blocks A and b are placed on a table and joined by a string . The ...

    Text Solution

    |

  8. A train of length 200m switches on its heat when it starts moving wio...

    Text Solution

    |

  9. A stick is thrown in the air and lands at some distance from the throw...

    Text Solution

    |

  10. A Car stats from rest and moves on a surface on which the coeffcient w...

    Text Solution

    |

  11. A unifrom chain of mass m hannges from a light pulley ,with unequal le...

    Text Solution

    |

  12. A ball of mass m is dropped onto a floor from a certain height. The co...

    Text Solution

    |

  13. An insect of mass m is initially at one end of a stick of length L and...

    Text Solution

    |

  14. Three ships A, B and C are in motion. The motion of A as seen by B is ...

    Text Solution

    |

  15. A point moving along the x-direction starts from rest at x=0 and comes...

    Text Solution

    |

  16. A man of mass m stands on a long flat car of mass M , moving with velo...

    Text Solution

    |

  17. A small body b starts from rest at the hightest point A of a large fi...

    Text Solution

    |

  18. A spring of force constant K rests on a smooth floor, with one end fix...

    Text Solution

    |

  19. A variable force F acts on a body which is free to move. The displacem...

    Text Solution

    |

  20. A cannon shell 1 and 2 km away from the cannon. A second shell, fired ...

    Text Solution

    |

  21. A unifrom heavy chain is placed on a table with a part of it hanging o...

    Text Solution

    |