Home
Class 11
PHYSICS
A rod AB of length 2 m and mass 2 kg is ...

A rod AB of length 2 m and mass 2 kg is lying on a smooth horizontal x-y plane with its centre at origin O as shown in figure. An impulse J of magnitude 10 N-s is applied perpendicular to AB at A.

Co-ordinates of point A of the rod after time t`=(pi)/(45)` s will be

A

`[((pi)/(9)+(sqrt(3))/(2))m,(1)/(2)m]`

B

`[((3)/(4)m,(3)/(2)m)]`

C

`[((pi)/(6)+(1)/(2))m,(1)/(2)m]`

D

`[(1)/(2)m,(1)/(2)m]`

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

A rod AB of length 2 m and mass 2 kg is lying on a smooth horizontal x-y plane with its centre at origin O as shown in figure. An impulse J of magnitude 10 N-s is applied perpendicular to AB at A. The distance of point P from centre of the rod which is at rest just after impact is

A uniform rod of mass m and length l is lying on a smooth table. An impulse J acts on the rod momentarily as shown in figure at point R. Just after that:

A uniform rod of mass m, length l is placed over a smooth horizontal surface along y -axis and is at rest as shown in figure. An impulsive force F is applied for a small time Deltat along x-direction at point A. The x-coordinte of end A of the rod when the rod becomes parallel to x-axis for the first is (in itially the coordinates opf centre of mass of the rod is (0,0).

A rod AB of length L and mass M is free to move on a frictionless horizontal surface. It is moving with a velocity v, as shown in figure. End B of rod AB strikes the end of the wall. Assuming elastic impact, the angular velocity of the rod AB, just after impact, is

A uniform rod AB of mass m and length l is at rest on a smooth horizontal surface. An impulse J is applied to the end B , perpendicular to the rod in the horizontal direction. Speed of particlem P at a distance (l)/(6) from the centre towards A of the rod after time t = (pi m l)/(12 J) is.

A uniform rod of length L and mass M is lying on a frictionless horizontal plane and is pivoted at one of its ends as shown in Fig. There is no friction at the pivot. An inelastic ball of mass m is fixed with the rod at a distance L//3 from O . A horizontal impulse J is given to the rod at a distance 2L//3 from O in a direction perpendicular to the rod. Assume that the ball remains in contact with the rod after the collision and impulse J acts for a small time interval /_\t . Now answer the following questions: Find the magnitude of the impulse applied on the pivot during the time interval /_\t

A uniform rod of length L and mass M is lying on a frictionless horizontal plane and is pivoted at one of its ends as shown in Fig. There is no friction at the pivot. An inelastic ball of mass m is fixed with the rod at a distance L//3 from O . A horizontal impulse J is given to the rod at a distance 2L//3 from O in a direction perpendicular to the rod. Assume that the ball remains in contact with the rod after the collision and impulse J acts for a small time interval /_\t . Now answer the following questions: Find the impulse acted on the ball during the time /_\t

You are supplied with three identical rods of same length and mass. If the length of each rod is 2pi . Two of them are converted into rings and then placed over the third rod as shown in figure. If point A is considered as origin of the coordinate system the coordinate of the center of mass will be (you may assume AB as x-axis of the coordinate system).

Two particles connected by a rigid light rod AB, lying on a smooth horizontal table. An impulse J is applied at A in the plane of thetable and perpendicular at AB. Then the velocity of particle at A is

A uniform rod of mass m=2 kg and length l is kept on a smooth horizontal plane. If the ends A and B of the rod move with speeds v and 2v respectively perpendicular to the rod, find the: a. angulr velocity of CM of the rod. b. Kinetic energy of the rod (in Joule).

DC PANDEY ENGLISH-ROTATIONAL MOTION-Comprehension Type Questions
  1. A solid sphere has linear velocity v(0)=4 m/s and angular velocity ome...

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |