Home
Class 11
PHYSICS
A rod of length 2 m is kept vertical ins...

A rod of length 2 m is kept vertical inside a smooth spherical shell of radius 2m. The rod starts slipping inside the shell . Mass of the rod is 4 kg.
Angular speed of the rod(in rad/s) in the position when it becomes horizontal is

A

4.6

B

6.8

C

3.2

D

7.2

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • ROTATIONAL MOTION

    DC PANDEY|Exercise Matrix Matching Type Questions|17 Videos

  • ROTATIONAL MOTION

    DC PANDEY|Exercise Integer Type Questions|17 Videos

  • ROTATIONAL MOTION

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

  • ROTATIONAL MECHANICS

    DC PANDEY|Exercise Subjective Questions|2 Videos

  • SEMICONDUCTORS AND ELECTRONIC DEVICES

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

Similar Questions

Explore conceptually related problems

A rod of length l is released from the vertical position on a smooth horizontal plane. What is the nature of motion of the free end of the rod ?

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 mass M and length L is made to stand vertically. Potential energy of the rod in this position is

A uniform rod of length l is from rest such that it rotates about a smooth pivot. The angular speed of the rod when it becomes vertical is. .

A uniform rod of mass 200 grams and length L = 1m is initially at rest in vertical position. The rod is hinged at centre such that it can rotate freely without friction about a fixed horizontal axis passing through its centre. Two particles of mass m = 100 grams each having horizontal velocity of equal magnitude u = 6 m/s strike the rod at top and bottom simultaneously as shown and stick to the rod. Find the angular speed (in rad/sec.) of rod when it becomes horizontal.

A uniform rod of mass, m , and length l remains in equilibrium inside a smooth hemisphere of radius R as shown. The period of small oscillations of the rod is….. [ :' r^(2) =R^(2) -l^(2)//4]

A rod of length L is held vertically on a smooth horizontal surface. The top end of the rod is given a gentle push. At at certain instant of time, when the rod makes an angle 37^@ with horizontal the velocity of COM of the rod of 2m//s . The velocity of the end of the rod in contact with the surface at that instant is

DC PANDEY-ROTATIONAL MOTION-Comprehension Type Questions
  1. A rod of length 2 m is kept vertical inside a smooth spherical shell o...

    Text Solution

    |

  2. A rod of length 2 m is kept vertical inside a smooth spherical shell o...

    Text Solution

    |

  3. A solid sphere is kept over a smooth surface as shown in figure. It is...

    Text Solution

    |

  4. A solid sphere is kept over a smooth surface as shown in figure. It is...

    Text Solution

    |

  5. A solid sphere is rolling without slipping on rough ground as shown in...

    Text Solution

    |

  6. A solid sphere is rolling without slipping on rough ground as shown in...

    Text Solution

    |

  7. A small sphere of mass 1 kg is rolling without slipping with linear sp...

    Text Solution

    |

  8. A small sphere of mass 1 kg is rolling without slipping with linear sp...

    Text Solution

    |

  9. A solid sphere has linear velocity v(0)=4 m/s and angular velocity ome...

    Text Solution

    |

  10. A solid sphere has linear velocity v(0)=4 m/s and angular velocity ome...

    Text Solution

    |

  11. A rod AB of length 2 m and mass 2 kg is lying on a smooth horizontal x...

    Text Solution

    |

  12. A rod AB of length 2 m and mass 2 kg is lying on a smooth horizontal x...

    Text Solution

    |

  13. Length AB in the figure shown in 5 m. The body is released from A. Fri...

    Text Solution

    |

  14. Length AB in the figure shown in 5 m. The body is released from A. Fri...

    Text Solution

    |

  15. An L shaped frame is free to rotate in a vertical plane about a horizo...

    Text Solution

    |

  16. An L shaped frame is free to rotate in a vertical plane about a horizo...

    Text Solution

    |

  17. Moment of inertia of a straight wire about an axis perpendicular to th...

    Text Solution

    |

  18. Moment of inertia of a straight wire about an axis perpendicular to th...

    Text Solution

    |

  19. In the given figure F=10N, R=1m, mass of the body is 2kg and moment of...

    Text Solution

    |

  20. In the given figure F=10N, R=1m, mass of the body is 2kg and moment of...

    Text Solution

    |