Home
Class 12
PHYSICS
The rotational inertia of a disc about i...

The rotational inertia of a disc about its geometrical axis does not depend upon its

A

Angular velocity of a body

B

Axis of rotation of the body

C

The mass of the body

D

The distribution of the body

Text Solution

AI Generated Solution

Promotional Banner

Topper's Solved these Questions

  • TEST 3

    AAKASH INSTITUTE ENGLISH|Exercise EXAMPLE|74 Videos

  • TEST 5

    AAKASH INSTITUTE ENGLISH|Exercise EXAMPLE|43 Videos

Similar Questions

Explore conceptually related problems

The moment of inertia of a ring about its geometrical axis is I, then its moment of inertia about its diameter will be

The moment of inertia of a body about a given axis of rotation depends upon :-

The rotational inertia of a disc about its axis is 0.70 kg m^2 . When a 2.0 kg mass is added to its rim, 0.40 m from the axis, the rotational inertia becomes

Two thin discs each of mass M and radius r metre are attached to form a rigid body as shown in figure. The rotational inertia of this body about an axis perpendicular to the plane of disc B and passing through its centre is

The moment of inertia of a disc of radius 0.5m about its geometric axis is 2kg- m^(2) . If a string is tied to its circumference and a force of 10 Newton is applied, the value of torque with respect to this axis will be:

A disc is free to rotate about an axis passing through its centre and perpendicular to its plane. The moment of inertia of the disc about its rotation axis is I. A light ribbon is tightly wrapped over it in multiple layers. The end of the ribbon is pulled out at a constant speed of u. Let the radius of the ribboned disc be R at any time and thickness of the ribbon be d (lt lt R) . Find the force (F) required to pull the ribbon as a function of radius R.

A circular disc is to be made by using iron and aluminium, so that it acquires maximum moment of inertia about its geometrical axis. It is possible with

Moment of inertia of a disc about an axis parallel to diameter and at a distance x from the centre of the disc is same as the moment of inertia of the disc about its centre axis. The radius of disc is R . The value of x is

A circular disc of radius R and thickness (R)/(6) has moment of inertia about an axis passing through its centre and perpendicular to its plane. It is melted and recasted into a solid sphere. The moment of inertia of the sphere about its diameter as axis of rotation is

Two discs A and B have same mass and same thickness. If d_1 and d_2 are the densities of the materials of the discs A and B respectively, then the ratio of the moment of inertia of the discs A and B about their geometrical axis is

AAKASH INSTITUTE ENGLISH-TEST 4-EXAMPLE
  1. The dimensional formula of "Moment of force" is

    Text Solution

    |

  2. The direction of the angular velocity vector is along

    Text Solution

    |

  3. The rotational inertia of a disc about its geometrical axis does not d...

    Text Solution

    |

  4. A force with a given magnitude is to be applied to a wheel. The torque...

    Text Solution

    |

  5. A particle, held by a string whose other end is attached to a fixed po...

    Text Solution

    |

  6. A single force acts on a particle situated on the negative x-axis. The...

    Text Solution

    |

  7. Ten seconds after an electric fan is turned on, the fan rotates at 300...

    Text Solution

    |

  8. The angular position of a point over a rotating flywheel is changing a...

    Text Solution

    |

  9. Keeping moment of inertia constant, the angular momentum of a body is ...

    Text Solution

    |

  10. The radius of gyration of a hollow sphere of radius R about an axis al...

    Text Solution

    |

  11. The two arms of a balanced are of unequal length. An object when place...

    Text Solution

    |

  12. Two discs are mounted on frictionless bearings on a common shaft. The ...

    Text Solution

    |

  13. From a complete ring of mass M and radius R, a 30^@sector is removed. ...

    Text Solution

    |

  14. A rod is pivoted about its centre. A 10 N force is applied 4 m from th...

    Text Solution

    |

  15. Find the moment of inertia of a uniform square plate of mass M and edg...

    Text Solution

    |

  16. A cycle tyre of mass M and radius R is in pure rolling over a horizont...

    Text Solution

    |

  17. The moment of inertia of a thin square plate ABCD, fig, of uniform thi...

    Text Solution

    |

  18. A boy of mass 30 kg is standing at one end on a stationary boat over a...

    Text Solution

    |

  19. A uniform plank is supporeted by two equal 120 N forces at x and y as ...

    Text Solution

    |

  20. A thin uniform wire of mass m and length l is bent into to shape of a ...

    Text Solution

    |