Home
Class 11
PHYSICS
A body of mass m slides down on an incli...

A body of mass m slides down on an inclined plane and reaches the bottom with speed v .If the same ass were in the form of a ring which rolls down.The same inclined plane,then the velocity of the ring on reaching the bottom would be :

A

v

B

`vsqrt2`

C

`v//sqrt2`

D

`2 v`.

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • MOTION OF SYSTEM OF PARTICLES AND RIGID BODY

    JBD PUBLICATION|Exercise EXAMPLE|100 Videos

  • MODEL TEST PAPER-06

    JBD PUBLICATION|Exercise EXERCISE|37 Videos

  • Oscillations and Waves

    JBD PUBLICATION|Exercise EXAMPLE|97 Videos

Similar Questions

Explore conceptually related problems

A body weighing 20 kg just slides down a rough inclined plane that rises 5 m in every 12 m.What is the coefficeint of friction?

A block slides down an inclined plane of slope angle 0 with constant velocity .It is then projected up the same plane with an initial velocity v_0 .How far up the incline will it move?

A solid shere and a hollow sphere are allowed to roll down n inclined plane.Which body reaches the bottom earlier?

A disc, a solid sphere,a hollow sphere and a ring of the same mass and radius are allowed to silde down on an inclined plane.Which one reaches the bottom first?

A solid sphere rolls down two different inclined planes of the same heights but different angles of inclination:- Will it take longer to roll down one plane than the other?

When a body slides down from rest along a smooth inclined plane making anangle of 45^@ with the horizontal, it takes time T. when the same body slides down from rest along a rough inclined plane making the same angle and through the same distance, it is seen to take time pT, where p is some number greater than 1. Calculate the co-efficient of friction between the body and the rough plane.

In the figure, a body A of mass m slides on plane inclined at angle theta_1 to the horizontal and mu_1 is the coefficient of friction between A and the plane. A is connected by a light string passing over a fictionless pulley to another body B, also of mass m, sliding on a frictionless plane inclined at angle theta_2 to the horizontal which of the following statements are true ?

A solid cylinder rolls up an inclined plane of angle of inclination 30^@ . At the bottom of the inclined plane the centre of mass of the cylinder has a speed of 5 m//s :- How long will it take to return to the bottom?

A rectangular box lies on a rough incli ned surface. The co-efficient of friction between the surface and the box is mu. Let the mass of the box is be m. At what angle of inclination theta of the plane to the horizontal will the box just start to slide down the plane?

A rectangular box lies on a rough inclined surface at theta . The co-efficient of friction between the surface and the box is mu. Let the mass of the box is m. What is the force acting on the box down the plane, if the angle of inclination of the plane is increased to alpha>theta ?

JBD PUBLICATION-MOTION OF SYSTEM OF PARTICLES AND RIGID BODY-EXAMPLE
  1. A body of mass m slides down on an inclined plane and reaches the bott...

    Text Solution

    |

  2. A body is rotating, it is necessary being acted upon by an exteral tor...

    Text Solution

    |

  3. What is the position vector of centre of mass of two particles of equa...

    Text Solution

    |

  4. A heavenly body revolves around a massive star in a highly elliptical ...

    Text Solution

    |

  5. Where does centre of mass of a triangular lamina lie?

    Text Solution

    |

  6. Is the angular momentum a scalar quantity ?State its unit.

    Text Solution

    |

  7. What is the direction of angular momentum of a body?

    Text Solution

    |

  8. Is centre of mass a reality?

    Text Solution

    |

  9. Which points on a cylinder rolling over a surface move rectilinearly ?

    Text Solution

    |

  10. A shell fired from a gun explodes into pieces in air .How is the centr...

    Text Solution

    |

  11. A ballet-dancer stretches her hands out for slowing down.What principl...

    Text Solution

    |

  12. Under what conditions angular momentum of a moving body is zero?

    Text Solution

    |

  13. Three identical spheres each of radius R are placed touching each ooth...

    Text Solution

    |

  14. Center of mass of a body always lies at a point, where there is no mas...

    Text Solution

    |

  15. Does the angular momentum of an eletron remain consered when the elect...

    Text Solution

    |

  16. What is an isolated system?

    Text Solution

    |

  17. Define centre of mass.

    Text Solution

    |

  18. What is rotational analogue of mass?

    Text Solution

    |

  19. Is radius of gyration of a body a constant quantity?

    Text Solution

    |

  20. About which axis is moment of inertia of cube minimum?

    Text Solution

    |

  21. Find the expression for moment of inertia of a thin uniform rod abou...

    Text Solution

    |