Home
Class 11
PHYSICS
Two rod 1 and 2 are released from rest a...

Two rod 1 and 2 are released from rest as shown in figure . Given, `l_(1)=4l,m_(1)=2m,l_(2)=2l "and "m_(2)=m.` There is no friction between the two rods . If `alpha` be the angular acceleration of rod 1 just after the rods are released . Then,
What is the horizontal force on rod 1 by hinge. A at this instant ?

A

`((32-12sqrt(3))/(3sqrt(3))m//alpha`

B

`((16-2sqrt(3))/(sqrt(3))m//alpha`

C

`(14+2sqrt(3))m//alpha`

D

`sqrt(3)m//alpha`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • ROTATIONAL MOTION

    DC PANDEY ENGLISH|Exercise Matrix Matching Type Questions|16 Videos

  • ROTATIONAL MOTION

    DC PANDEY ENGLISH|Exercise Integer Type Questions|17 Videos

  • ROTATIONAL MOTION

    DC PANDEY ENGLISH|Exercise More than one option is correct|36 Videos

  • ROTATIONAL MECHANICS

    DC PANDEY ENGLISH|Exercise Subjective Questions|2 Videos

  • SEMICONDUCTORS AND ELECTRONIC DEVICES

    DC PANDEY ENGLISH|Exercise More than One Option is Correct|3 Videos

Similar Questions

Explore conceptually related problems

Two rod 1 and 2 are released from rest as shown in figure . Given, l_(1)=4l,m_(1)=2m,l_(2)=2l "and "m_(2)=m. There is no friction between the two rods . If alpha be the angular acceleration of rod 1 just after the rods are released . Then, What is the normal reaction between the two rods at this instant ?

Two rod 1 and 2 are released from rest as shown in figure . Given, l_(1)=4l,m_(1)=2m,l_(2)=2l "and "m_(2)=m. There is no friction between the two rods . If alpha be the angular acceleration of rod 1 just after the rods are released . Then, What is the initial angular acceleration of rod 2 in terms of the given parameters in the question ?

A uniform rod of mass 20 Kg and length 1.6 m is piovted at its end and swings freely in the vertical plane. Angular acceleration of the rod just after the rod is relased from rest in the horizontal position is

In the figure given in the text if mass of the rod is m then find hinge force. (a). Just after the rod is released from the horizontal position. (b). When rod becomes vertical

A rod of length 1 m is released from rest as shown in the figure below: If omega of rod is sqrtn at the moment it hits the ground, then find n.

A uniform rod of mass m length l is attached to smooth hinge at end A and to a string at end B as shown in figure. It is at rest. The angular acceleration of the rod just after the string is cut is :

A uniform rod of mass m and length l can rotate in vertical plane about a smooth horizontal axis hinged at point H . Find angular acceleration alpha of the rod just after it is released from initial position making an angle of 37^@ with horizontal from rest?

For what value of x , the point P on the rod of length l = 6 m has zero acceleration if a force F is applied at the end of rod as shown.

A rod PQ of mass M and length L is hinged at end P. The rod is kept horizontal by a massless string tied to point Q as shown in figure. When string is cut, the intial angular acceleration of the rod is

A uniform rod of length l and mass m is free to rotate in a vertical plane about A as shown in Fig. The rod initially in horizontal position is released. The initial angular acceleration of the rod is

DC PANDEY ENGLISH-ROTATIONAL MOTION-Comprehension Type Questions
  1. A rod of mass m and length l in placed on a smooth table. An another ...

    Text Solution

    |

  2. A rod of mass m and length l in placed on a smooth table. An another ...

    Text Solution

    |

  3. A disc of mass m and radius R is placed over a plank of same mass m. T...

    Text Solution

    |

  4. A disc of mass m and radius R is placed over a plank of same mass m. T...

    Text Solution

    |

  5. Two rod 1 and 2 are released from rest as shown in figure . Given, l(1...

    Text Solution

    |

  6. Two rod 1 and 2 are released from rest as shown in figure . Given, l(1...

    Text Solution

    |

  7. Two rod 1 and 2 are released from rest as shown in figure . Given, l(1...

    Text Solution

    |

  8. Three massless rods are fixed to form a right angled triangular frame ...

    Text Solution

    |

  9. Three massless rods are fixed to form a right angled triangular frame ...

    Text Solution

    |

  10. Three massless rods are fixed to form a right angled triangular frame ...

    Text Solution

    |

  11. A uniform disc of mass M and radius R initially stands vertically on t...

    Text Solution

    |

  12. A uniform disc of mass M and radius R initially stands vertically on t...

    Text Solution

    |

  13. A uniform disc of mass M and radius R initially stands vertically on t...

    Text Solution

    |

  14. An engineer is designing a conveyor system for loading lay bales into ...

    Text Solution

    |

  15. An engineer is designing a conveyor system for loading lay bales into ...

    Text Solution

    |

  16. An engineer is designing a conveyor system for loading lay bales into ...

    Text Solution

    |

  17. In the figure S(1) and S(2) are two light springs of stiffness k and 4...

    Text Solution

    |

  18. A uniform solid cylinder of mass m and radius 2R rests on a horizontal...

    Text Solution

    |

  19. A uniform solid cylinder of mass m and radius 2R rests on a horizontal...

    Text Solution

    |

  20. A uniform solid cylinder of mass m and radius 2R rests on a horizontal...

    Text Solution

    |