Home
Class 12
PHYSICS
A particle is rotating in circle with un...

A particle is rotating in circle with uniform speed as shown. The angular momentum of the particle w.r.t. origin is :-

A

Constant in magnitude only

B

Constant in magnitude as well as direction

C

Constant in direction only

D

Variable in magnitude as well as direction

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • RACE

    ALLEN|Exercise Basic Maths (GRAVITATION)|25 Videos
  • RACE

    ALLEN|Exercise Basic Maths (Properties of Matter & Fluid Mechanics)(Elasticity)|20 Videos
  • RACE

    ALLEN|Exercise Basic Maths (COLLISION AND CENTRE OF MASS )|12 Videos
  • NEWTONS LAWS OF MOTION

    ALLEN|Exercise EXERCISE-III|28 Videos
  • SIMPLE HARMONIC MOTION

    ALLEN|Exercise Example|1 Videos

Similar Questions

Explore conceptually related problems

The angular momentum of a particle is

A particle is moving in a circle with uniform speed its motion is

A particle moves on a straight line with a uniform velocity. The angular momentum of the particles is

When a particle moves in a circle with a uniform speed

A particle is moving in a horizontal uniform circular motion. The angular momentum of the particle is conserved about the point :

A particle of mass m is describing a circular path of radius r with uniform speed. If L is the angular momentum of the particle (about the axis of the circle), then the kinetic energy of the particle is given by

A particle has a linear momentum p and position vector r. the angular momentum of this particle about the origin will not be zero under the conditions

A particle of mass m moves in a circle of radius R with a uniform speed v . (i) the angular speed of particle is v//R . (ii) the time period of revolution is 2piR//v . (iii) the acceleration of particle is v^(2)//R . (iv) the work done by the centripetal force in half revolution is (mv^(2)//R)xxpiR .

Centripetal acceleration of a particle of mass m moving in a circle of radius r is 4//r^(2) . What is the angular momentum of the particle ?

Consider a particle , moving in a circle with constant speed . P is a point outside the circle , in the same plane . Then , the angular momentum of the particle about the point P is

ALLEN-RACE-Basic Maths (ROTATIONAL MOTION)
  1. A particle is moving along a straight line parallel to x-axis with con...

    Text Solution

    |

  2. A simple pendulum of mass m and length L is held in horizontal positio...

    Text Solution

    |

  3. A particle is rotating in circle with uniform speed as shown. The angu...

    Text Solution

    |

  4. A particle of mass m is moving with constant speed v on the line y=b i...

    Text Solution

    |

  5. A particle is moving along a straight line with increasing speed. Its ...

    Text Solution

    |

  6. If radius of earth suddenly contracts by half of its initial value kee...

    Text Solution

    |

  7. Due to global warming, ice on polar caps is likely to melt in large qu...

    Text Solution

    |

  8. A disc of mass 1 kg and radius 0.1 m is rotating with angular velocity...

    Text Solution

    |

  9. A metre stick is pivoted about its centre. A piece of wax of mass 20 g...

    Text Solution

    |

  10. Two discs of moment of inertia I(1) and I(2) and angular speeds omega(...

    Text Solution

    |

  11. A particle of mass m has been thrown with intial speed u making angle ...

    Text Solution

    |

  12. An angular impulse of 20 Nms is applied to a hollow cylinder of mass 2...

    Text Solution

    |

  13. Choose the correct statement.

    Text Solution

    |

  14. A thin uniform circular ring is rolling down an inclined plane of incl...

    Text Solution

    |

  15. A solid sphere is thrown up a rough incline. The sphere rolls up witho...

    Text Solution

    |

  16. Two solid spheres of different mass, radii and denisty roll down a rou...

    Text Solution

    |

  17. A thin circular ring first slips down a smooth incline then rolls down...

    Text Solution

    |

  18. A solid sphere is rolling without slipping on a level surface dat a co...

    Text Solution

    |

  19. When a body is under pure rolling, the fraction of its total kinetic e...

    Text Solution

    |

  20. When a point mass slips down a smooth incline from top, it reaches the...

    Text Solution

    |