Home
Class 12
PHYSICS
A flexible chain of weight W hangs betwe...

A flexible chain of weight W hangs between two fixed points A and B at the same level. The inclination of the chain with the horizontal at the two points of support is `theta`. Calculated the tension of the chain at end points and also at the lower most point .
[Hints : Consider equilibrium of each half of the chain. ]

A

`(W)/(2).cosec theta`

B

`(W)/(2).tan theta`

C

`(W)/(2) cot theta`

D

none

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • NEWTON'S LAWS OF MOTION & FRICTION

    ALLEN|Exercise EXERCISE (JM)|6 Videos

  • NEWTON'S LAWS OF MOTION & FRICTION

    ALLEN|Exercise EXERCISE (JA)|4 Videos

  • NEWTON'S LAWS OF MOTION & FRICTION

    ALLEN|Exercise EXERCISE (O-1)|51 Videos

  • MOTION IN A PALNE

    ALLEN|Exercise SOLVED EXAMPLE|28 Videos

  • NEWTONS LAWS OF MOTION

    ALLEN|Exercise EXERCISE-III|28 Videos

Similar Questions

Explore conceptually related problems

A flexible chain of weight W hangs between two fixed points A and B at the same level. The inclination of the chain with the horizontal at the two points of support is theta = 60^(@) . What is the tension of the chain at the point P where inclination of chain with horizonrtal is phi = 30^(@)

A chain of mass 'm' is attached at two points A and B of two fixed walls as shown in the Find the tension in the chain near the walls at point A and at the mid point C .

A uniform cable has a mass of 100 kg and is suspended between two fixed points A and B, at the same horizontal level. At the support points the cable makes angles of as shown in figure. Choose the correct option. (g = 10 m/ s^(2) )

A weight w is sasponded from the mid -point of a tope whose ends are at the same level In after in make the rope perfectly horizontalthe force applied to each of its ends must be

A heavy particle of mass 2kg is tied to two strings, each of length 25 cm and they are tied to two points 30 cm apart on the same vertical line. The particle is whirled in a horizontal plane with a speed of 1.8 ms^(-1) . Calculate the ratio of the tensions of the two strings.

A chain of length L supported at the upper end is hanging vertically. It is released. Determine the interval of time it takes the chain to pass a point 2L below the point of support, if all of the chain is a freely falling body.

A 40kg child sits on a swing supported by two chains,each 3 m long. If the tension in each chain at lowest point in 350 N, then the child's speed at the lowest point is [Take g=10 m//s^2 ]

ALLEN-NEWTON'S LAWS OF MOTION & FRICTION-EXERCISE (O-2)
  1. A man of mass 50 kg is pulling on a plank of mass 100 kg kept on a smo...

    Text Solution

    |

  2. In the arrangement shown in figure, coefficient of friction between tw...

    Text Solution

    |

  3. A flexible chain of weight W hangs between two fixed points A and B at...

    Text Solution

    |

  4. In the arrangement shown in fig m(1)=1kg, m(2)=2 kg Pulleys are massle...

    Text Solution

    |

  5. Consider a block suspended from a light string as shown in the digure....

    Text Solution

    |

  6. A block of weight 9.8N is placed on a table. The table surface exerts...

    Text Solution

    |

  7. A block of mass m is suspended from a fixed support with the help of a...

    Text Solution

    |

  8. A block A and wedge B connected through a string as shown. The wadge B...

    Text Solution

    |

  9. Two blocks A and B of mass 2 kg and 4 kg respectively are placed on a ...

    Text Solution

    |

  10. A block is kept on a rough surface and applied with a horizontal force...

    Text Solution

    |

  11. A block placed on a rough horizontal surface is pushed with a force F ...

    Text Solution

    |

  12. A block is placed over a plank. The coefficient of friction between th...

    Text Solution

    |

  13. A block is released from rest from point on a rough inclined place of ...

    Text Solution

    |

  14. In the given figure both the bocks have equal mass. When the thread is...

    Text Solution

    |

  15. A block of mass m is placed on a smooth horizontal floor is attached t...

    Text Solution

    |

  16. A block of mass m is placed on a smooth horizontal floor is attached t...

    Text Solution

    |

  17. A block of mass m is placed on a smooth horizontal floor is attached t...

    Text Solution

    |

  18. When F = 2N, the frictional force between 5 kg block and ground is

    Text Solution

    |

  19. When F = 2n, the frictional force between 10 kg block 5 kg block is

    Text Solution

    |

  20. The maximum F which will not cause motion of any of the blocks is

    Text Solution

    |