Home
Class 12
PHYSICS
A block of mass m is pulled by a uniform...

A block of mass `m` is pulled by a uniform chain of mass `m` tied to it by applying a force `F` at the other end of the chain.The tension at a point `P` which is at a distance of quarter of the length of the chain from the free end,will be

A

`(7F)/(8)`

B

`(4F)/(5)`

C

`(3F)/(4)`

D

`(6F)/(7)`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • RACE

    ALLEN |Exercise Basic Maths (FRICTION)|13 Videos

  • RACE

    ALLEN |Exercise Basic Maths (WORK POWER & ENERGY)|33 Videos

  • RACE

    ALLEN |Exercise Basic Maths (KINEMATICS)|63 Videos

  • NEWTONS LAWS OF MOTION

    ALLEN |Exercise EXERCISE-III|28 Videos

  • SIMPLE HARMONIC MOTION

    ALLEN |Exercise Example|1 Videos

Similar Questions

Explore conceptually related problems

A chain of mass M and length L is held vertical by fixing its upper end to a rigid support. The tension in the chain at a distance y from the rigid support is:

A block of mass M is pulled along a horizontal frictionless surface by a rope of mass m as shown in A horizontal force F is applied to one end of the rope. Find (a) the acceleration of the rope and block (b) the force that the rope exerts on the block (c) the tension in the rope at its mid point

A man of mass m stands at the left end of a uniform plank of length L and mass M, which lies on a frictionaless surface of ice. If the man walks to the other end of the plank, then by what distance does the plank slide on the ice?

A block of mass M is pulled along a horizontal frictionless surface by a rope of mass m . Force P is applied at one end of rope. The force which the rope exerts on the block is:

A string of length L and mass M is lying on a horizontal table. A force F is applied at one of its ends. Tension in the string at a distance x from the end at which force is applied is

A block of mass M is tied to one end of a massless rope the other end of the rope is in the hands of a man of mass 2M as shown in the figure. The block and the man are resting on a rough plank of mass M as shown in the figure. The whole system is resting on a smooth horizontal surface. The man pulls the rope. Pulley is massless and frictionless. What is the displacement of the plank when the block meets the pulley ( Man does not leave his position on plank during the pull)

A block of mass m is placed on a smooth horizontal floor is attached to one end of spring. The other end of the spring is attached to fixed support. When spring is vertical it is relaxed. Now the block is pulled to wards right by a force F, which is being increased gradually. When the speing makes angle 53^(@) with the vertical, block leaves the floor. When blocks leaves the table, the normal force on it from table is

A block of mass m is placed on a smooth horizontal floor is attached to one end of spring. The other end of the spring is attached to fixed support. When spring is vertical it is relaxed. Now the block is pulled to wards right by a force F, which is being increased gradually. When the speing makes angle 53^(@) with the vertical, block leaves the floor. When the block leaves the table, the force F is :-

A block of mass m is placed on a smooth horizontal floor is attached to one end of spring. The other end of the spring is attached to fixed support. When spring is vertical it is relaxed. Now the block is pulled to wards right by a force F, which is being increased gradually. When the speing makes angle 53^(@) with the vertical, block leaves the floor. Force constant of the spring is :-

A uniform rope of length L is pulled by a constant force F. What is the tension in the rope at a distance l from the end where it is applied?

ALLEN -RACE-Basic Maths (NEWTONS LAWS OF MOTION)
  1. Calculate a & T.

    Text Solution

    |

  2. Calculate a & T.

    Text Solution

    |

  3. Calculate a & T. (masses are in Kg)

    Text Solution

    |

  4. 80 railway wagons all of same mass 5xx10^(3)kg are pulled by an engine...

    Text Solution

    |

  5. A block of mass m is pulled by a uniform chain of mass m tied to it by...

    Text Solution

    |

  6. A sphere is accelerated upwards with the help of a cord whose braking ...

    Text Solution

    |

  7. In a tug of war contest, two men pull on a horizontal rope at the two ...

    Text Solution

    |

  8. A sphere is accelerated upwards with the help of a cord whose braking ...

    Text Solution

    |

  9. A sparrow flying in air sits on a stretched telegraph wire If weight o...

    Text Solution

    |

  10. Two bodies of mass 4kg and 6kg are attached to the ends of a string pa...

    Text Solution

    |

  11. A vector is represented by 5hati+6hatj+4hatk, Its length in XY plane i...

    Text Solution

    |

  12. In the following figure, if the tension in the string AB is 51N, then ...

    Text Solution

    |

  13. If a body with mass(2kg) moving with acceleration that is equal to 5m/...

    Text Solution

    |

  14. In the following figure, the pulley is massless and frictionless. The ...

    Text Solution

    |

  15. In the figure the masses of the blocks A and B are same and each equal...

    Text Solution

    |

  16. A bird is sitting in a large closed cage which is placed on a spring b...

    Text Solution

    |

  17. A body of weight 2 kg is suspended as shown in the figure. The tension...

    Text Solution

    |

  18. An iron black of mass m=500 kg is kept at the back of a truck moving a...

    Text Solution

    |

  19. The concept of inertia is explained in :-

    Text Solution

    |

  20. Select correct statement regarding pseudo force :-

    Text Solution

    |