Home
Class 12
PHYSICS
A circular disc is to be made using iron...

A circular disc is to be made using iron and aluminium. To keep its moment of inertia maximum about a geometrical axis, it should be so prepared that

A

aluminium at interior and iron surrounded to it.

B

iron at interior and aluminium surrounded to it.

C

using iron and aluminium layers in alternate order.

D

sheet of iron is used at both external surface and aluminium sheet as internal layer.

Text Solution

Verified by Experts

The correct Answer is:
1
Promotional Banner

Topper's Solved these Questions

  • SYSTEM OF PARTICLES AND ROTATIONAL MOTION

    VMC MODULES ENGLISH|Exercise EFFICIENT|50 Videos

  • SYSTEM OF A PARTICLES & ROTATIONAL MOTION

    VMC MODULES ENGLISH|Exercise IN-CHAPTER EXERCISE F|10 Videos

  • UNITS, MEASUREMENTS & ERRORS

    VMC MODULES ENGLISH|Exercise IN - CHAPTER EXERCISE - B|10 Videos

Similar Questions

Explore conceptually related problems

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

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

A circular disc of radius R and thickness R/6 has moment of inertia I about its axis. If it is melted and casted into a solid sphere then what will be its moment of inertia, about its diametric axis?

A thin circular disk is in the xy plane as shown in the figure. The ratio of its moment of inertia about z and z' axes will be :

Calculate the moment of inertia of a disc about its any diameter ?

Calculate the moment of inertia of a disc about its any diameter ?

What is the moment of inertia of a circular disc about one of its diameters ?

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

A uniform semicircular disc of mass 'm' and radius 'R' is shown in the figure. Find out its moment of inertia about. (a) axis 'AB' ( shown in the figure 0 which passes through geometrical centre and lies in the plane of the disc (b) axis 'CD' which passes through its centre of mass and it is perpendicular to the plane of the disc.

(A) : Two circular discs of equal masses and thickness made of different material, will have same moment of inertia about their central axes of rotation. (R ) : Moment of inertia depends upon the distribution of mass in the body.

VMC MODULES ENGLISH-SYSTEM OF PARTICLES AND ROTATIONAL MOTION-IMPECCABLE
  1. The angular momentum of body remains conserve if :

    Text Solution

    |

  2. A circular disc is to be made using iron and aluminium. To keep its mo...

    Text Solution

    |

  3. If rotational kinetic energy is 50% of total kinetic energy then the ...

    Text Solution

    |

  4. A person is standing on the edge of a circular platform, which is movi...

    Text Solution

    |

  5. A thin circular ring of mass M and radius r is rotating about its axis...

    Text Solution

    |

  6. A solid cylinder of mass M and radius R rolls without slipping down an...

    Text Solution

    |

  7. A bull rolls without slipping. The radius of gyration of the ball abou...

    Text Solution

    |

  8. The moment of inertia in rotational motion is equivalent to :

    Text Solution

    |

  9. Two rods each of mass m and length 1 are joined at the centre to form ...

    Text Solution

    |

  10. A wheel has moment of inertia 5 xx 10^(-3) kg m^(2) and is making 20 "...

    Text Solution

    |

  11. The ratio of the radii of gyration of a circular disc about a tangenti...

    Text Solution

    |

  12. A round disc of moment of inertia I2 about its axis perpendicular to i...

    Text Solution

    |

  13. Three particles, each of mass m are situated at the vertices of an equ...

    Text Solution

    |

  14. A wheel having moment of inertia 2 kg m^(2) about its vertical axis, r...

    Text Solution

    |

  15. In an orbital motion, the angular momentum vector is :

    Text Solution

    |

  16. A solid cylinder of mass 20kg has length 1 m and radius 0.2 m. Then it...

    Text Solution

    |

  17. A constant torque acting on a uniform circular changes its angular mom...

    Text Solution

    |

  18. A dancer is standing on a rotating platform taking two sphere on her ...

    Text Solution

    |

  19. The rate of change of angular momentum is called

    Text Solution

    |

  20. Two bodies have their moments of inertia I and 2I respectively about t...

    Text Solution

    |