Home
Class 11
PHYSICS
A uniform rod of length L is free to rot...


A uniform rod of length `L` is free to rotate in a vertical plane about a fixed horizontal axis through `B`. The rod begins rotating from rest. The angular velocity `omega` at angle `theta` is given as

A

`sqrt(((6g)/(l))sin)(theta)/(2)`

B

`sqrt(((6g)/(l))cos)(theta)/(2)`

C

`sqrt(((6g)/(l))sin)(theta)`

D

`sqrt(((6g)/(l))cos)(theta)`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • SOLVD PAPERS 2017 NEET, AIIMS & JIPMER

    DC PANDEY|Exercise Solved paper 2018(NEET)|22 Videos

  • SOLVD PAPERS 2017 NEET, AIIMS & JIPMER

    DC PANDEY|Exercise Solved paper 2018(AIIMS)|28 Videos

  • SOLVD PAPERS 2017 NEET, AIIMS & JIPMER

    DC PANDEY|Exercise Solved Papers 2017(AIIMS)|26 Videos

  • SIMPLE HARMONIC MOTION

    DC PANDEY|Exercise Integer type questions|14 Videos

  • SOUND WAVES

    DC PANDEY|Exercise Exercise 19.7|4 Videos

Similar Questions

Explore conceptually related problems

A uniform rod of legth L is free to rotate in a vertica plane about a fixed horizontal axis through B . The rod begins rotating from rest. The angular velocity omega at angle theta is given as

An L shaped thin uniform rod of total length 2l is free to rotate in a vertical plane about a horizontal axis a P as shown in the figure. The bas is released from rest. Neglect air and contact friction. The angular velociyt at the instant it has rotated through 90^@ and reached the dotted position shown is

A rod is rotating with angular velocity omega about axis AB. Find costheta .

A uniform material rod of length L is rotated in a horizontal plane about a vertical axis through one of its ends. The angular speed of rotation is w. Find increase in length of the rod. It is given that density and Young’s modulus of the rod are r and Y respectively.

A unifrom 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

A long uniform rod of length L, mass M is free to rotate in a horizontal plane about a vertical axis through its end. Two springs of constant K each are connected as shown. On equilibrium, the rod was horizontal. The frequency will be –

A uniform rod of length 4l and mass m is free to rotate about a horizontal axis passing through a point distant l from its one end. When the rod is horizontal its angular velocity is omega as shown in figure. calculate (a). reaction of axis at this instant, (b). Acceleration of centre of mass of the rod at this instant. (c). reaction of axis and acceleration of centre mass of the rod when rod becomes vertical for the first time. (d). minimum value of omega , so that centre of rod can complete circular motion.

A unifrom rod of length l and mass m is free to rotate in a vertical plane about A , Fig. The rod initially in horizontal position is released. The initial angular acceleration of the rod is (MI "of rod about" A "is" (ml^(2))/(3))

A uniform rod AB of length 2l and mass m is rotating in a horizontal plane about a vertical axis through A, with angular velocity omega , when the mid-point of the rod strikes a fixed nail and is brought immediately to rest. Find the impulse exerted by the nail.

DC PANDEY-SOLVD PAPERS 2017 NEET, AIIMS & JIPMER-Solved Papers 2017(JIPMER)
  1. A skier starts from rest at point A and slides donw the hill without t...

    Text Solution

    |

  2. A bicycle wheel rolls without slipping on a horizonatal floor.W hich o...

    Text Solution

    |

  3. The planets with radii R(1) and R(2) have densities p(1),p(2) respect...

    Text Solution

    |

  4. A wide hose pipe is held horizontally by fireman.It delivers water thr...

    Text Solution

    |

  5. The upper half of an inclined plane with inclination phi is perfectly ...

    Text Solution

    |

  6. The masses of 10 kg and 20 kg respectively are connected by a massless...

    Text Solution

    |

  7. A cylinder rolls up an inclined plane, reaches some height, and then r...

    Text Solution

    |

  8. A liquid is allowed to flow into a tube of truncated cone shape. Ident...

    Text Solution

    |

  9. Two soap bubbles coalesce.It noticed that, whilst joined together, the...

    Text Solution

    |

  10. The displacement of a particle along the x-axis is given by x = a sin^...

    Text Solution

    |

  11. Mercury boils at 367^(@)C. However, mercury thermometers are made such...

    Text Solution

    |

  12. Two identical glass spheres filled with air are connected by a thin ho...

    Text Solution

    |

  13. a graph between prssure P (along y-axis) and absolute temperature, T(a...

    Text Solution

    |

  14. A piece of blue glass heated to a high temperature and a piece of red ...

    Text Solution

    |

  15. A long block A of mass M is at rest on a smooth horizontal surface.A s...

    Text Solution

    |

  16. P-V plots for two gases during adiabatic processes are shown in the fi...

    Text Solution

    |

  17. A uniform rod of length L is free to rotate in a vertical plane about ...

    Text Solution

    |

  18. A Stick of length L and mass M lies on a fnctionless horizontal surfac...

    Text Solution

    |

  19. An iceberg of density 900kg//m^(3) is floating in water of density 100...

    Text Solution

    |

  20. A scientist says that the efficiency of his heat engine which operates...

    Text Solution

    |