Home
Class 11
PHYSICS
A uniform circular disc of radius r is p...

A uniform circular disc of radius `r` is placed on a rough horizontal surface and given a linear velocity `v_(0)` and angular velocity `omega_(0)` as shown. The disc comes to rest after moving some distance to the right. It follows that

A

r/2

B

r

C

3r/2

D

2

Text Solution

Verified by Experts

The correct Answer is:
A
`mV_(0)R-(mR^(2))/2. omega_(0)=0 rArr (V_(0))/(omega_(0))=R/2`
Promotional Banner

Topper's Solved these Questions

Similar Questions

Explore conceptually related problems

A uniform circular disc of radius r placed on a rough horizontal plane has initial velocity v_(0) and angular omega_(0) as shown. The disc comes to rest after moving some distance in the direction of motion. Then

A uniform circular disc placed on a horizontal rough surface has initially a velocity v_(0) and an angular velocity omega_(0) as shown in the figure. The disc comes to rest after moving some distance in the direction of motion. Then v_(0)//omega_(0) is :

A uniform circular disc of radius R is rolling on a horizontal surface. Determine the tangential velocity : at the upper most point

A uniform circular disc of radius R is rolling on a horizontal surface. Determine the tangential velocity : the centre of mass

A disc of radius R is moving on a rough horizontal surface with velocity v and angular speed omega at an instant as shown in figure. Choose the correct statement.

A uniform solid sphere of mass m and radius r = 3m is projected along a rough horizontal surface with the initial velocity v_(0) = 6m//s and angular omega_(0) velocity as shown in the figure. If the sphere finally comes to complete rest then angular velocity is x rad/s. Find x.

A uniform circular disc of mass m is set rolling on a smooth horizontal table with a uniform linear velocity v . Find the total K.E. of the disc.

RESONANCE-RIGID BODY DYNAMICS-Exercise
  1. A smooth sphere A is moving on a frictionless horizontal plane with an...

    Text Solution

    |

  2. A body of mass m and radius r is rotated with angular velocity omega a...

    Text Solution

    |

  3. A uniform circular disc of radius r is placed on a rough horizontal su...

    Text Solution

    |

  4. In the figure shown, a ball without sliding on a horizontal, surface. ...

    Text Solution

    |

  5. As shown in the figure, a disc of mass m is rolling without slipping w...

    Text Solution

    |

  6. When a sphere rolls without slipping the ratio of its kinetic energy o...

    Text Solution

    |

  7. A soldi sphere a hollow sphere and a disc, all haing same mass and rad...

    Text Solution

    |

  8. In the previous question the smallest kinetic energy at the bottom of ...

    Text Solution

    |

  9. A box of dimensions l and b is kept on a truck moving with an accelera...

    Text Solution

    |

  10. A rectangular block has a square base measuring axxa and its height is...

    Text Solution

    |

  11. A weightless rod is acted on by upward parallel forces of 2 N and 4N e...

    Text Solution

    |

  12. A circular disc X of radius R is made from an iron of thickness t, and...

    Text Solution

    |

  13. A solid sphere is rotating in free space. If the radius of the sphere ...

    Text Solution

    |

  14. A 'T' shaped object with dimensions shown in the figure, is lying on a...

    Text Solution

    |

  15. Angular momentum of the particle rotating with a central force is cons...

    Text Solution

    |

  16. A small particle of mass m is projected at an angle theta with the x...

    Text Solution

    |

  17. S(1): Net torque on a system due to all internal force about any point...

    Text Solution

    |

  18. A rigid body is in pure rotation, that is, undergoing fixed axis rotat...

    Text Solution

    |

  19. A particle falls freely near the surface of the earth. Consider a fixe...

    Text Solution

    |

  20. A particle has a linear momentum p and position vector r. the angular ...

    Text Solution

    |