Home
Class 12
PHYSICS
The ratio of rotational and translationa...

The ratio of rotational and translational kinetic energies of sphere is

A

2/9

B

2/7

C

2/5

D

7/2

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • MOTION IN A STRAIGHT LINE

    MBD PUBLICATION|Exercise QUESTION BANK|193 Videos
  • MOVING CHARGES AND MAGNETISM

    MBD PUBLICATION|Exercise QUESTION BANK|148 Videos

Similar Questions

Explore conceptually related problems

Termination of translation

Explain Translation ?

Translation is the synthesis of

The wavelength of a photon is equal to the de Broglie wavelength of a particle moving with a velocity v. Find the ratio of the energy of the photon to the kinetic energy of the particle.

MBD PUBLICATION-MOTION OF SYSTEM OF PARTICLES AND RIGID BODY-QUESTION BANK
  1. A body of mass 5 kg rotates at the rate of 5 Hz. if its radius of gyra...

    Text Solution

    |

  2. Assume earth to be a solid sphere of uniform density and radius 6.4 x ...

    Text Solution

    |

  3. The ratio of rotational and translational kinetic energies of sphere i...

    Text Solution

    |

  4. If a flywheel of mass 20 kg and diameter 1 m is rotation at 300 rpm.Wh...

    Text Solution

    |

  5. A body of M.I. of 3 kg xx m^2 rotation with an angular speed of 2 rad/...

    Text Solution

    |

  6. The torque necessary to produce an angular acceleration of 25 rad//s^2...

    Text Solution

    |

  7. A torque of magnitude 400 Nm acting on a body of mass 40kg produces an...

    Text Solution

    |

  8. A body starts rotating from rest due to a couple of 20 Nm and complete...

    Text Solution

    |

  9. The torque necessary to produce an angular acceleration of 25 rad//s^2...

    Text Solution

    |

  10. A wheel of moment of inertia 5 xx 10 ^(-3) kgm^2 is making 20 rev/s. ...

    Text Solution

    |

  11. If the moment of inertia of a body is 2.5 kgm^2,then the torque requir...

    Text Solution

    |

  12. A motor running at a rate of 1200 rev/min can supply torque of 80 Nm. ...

    Text Solution

    |

  13. A wheel of moment of inertia 5xx10^(-3) kgm^2 is making 20 revolutions...

    Text Solution

    |

  14. A circular disc of mass 10 kg and radius 0.2 m is set into rotation ab...

    Text Solution

    |

  15. When a ceiling fan is switched on,it makes 10 rotation in the first 3 ...

    Text Solution

    |

  16. M.I of uniform disca about an axis passing through its centre and perp...

    Text Solution

    |

  17. A sphere has a mass 10 kg and radius 1 m. What is the radius of gyrati...

    Text Solution

    |

  18. Radius of gyration of the disc about a transverse axis passing through...

    Text Solution

    |

  19. A uniform rod of mass 2 kg is 1 meter long. Its radius of gyration abo...

    Text Solution

    |

  20. M.I. of the solid sphere about its diameter is 25 kgm^2.Its M.I. about...

    Text Solution

    |