Home
Class 11
PHYSICS
A uniform metal rod of length L and mass...

 A uniform metal rod of length L and mass M is rotating about an axis passing through one of the ends and perpendicular to the rod with angular speed omega. If th temperature increases by `t^(@)C`, then the change in its angular velocity is proportional to which of the following? (Coefficient of linear expansion of rod = a)

A

`sqrt(omega)`

B

`omega`

C

`omega^(2)`

D

`1//omega`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • HORIZONTAL CIRCULAR MOTION

    AAKASH SERIES|Exercise ADDITIONAL PRACTICE EXERCISE (LEVEL-II LECTURE SHEET (ADVANCED) Straight Objective Type Questions)|4 Videos

  • HORIZONTAL CIRCULAR MOTION

    AAKASH SERIES|Exercise ADDITIONAL PRACTICE EXERCISE (LEVEL-II LECTURE SHEET (ADVANCED) More than One Correct Type Questions)|3 Videos

  • HORIZONTAL CIRCULAR MOTION

    AAKASH SERIES|Exercise PRACTICE SHEET (EXERCISE-III (Applications of Circular Motion (LEVEL-II (Straight Objective Type Questions))))|9 Videos

  • GRAVITATIONAL

    AAKASH SERIES|Exercise EXERCISE -3|154 Videos

  • KINEMATICS

    AAKASH SERIES|Exercise ADDITIONAL PRACTICE EXERCISE (PRACTICE SHEET (ADVANCED)) (Integer Type Questions)|12 Videos

Similar Questions

Explore conceptually related problems

A uniform rod of length l and density rho is revolving about a vertical axis passing through its one end. If omega is the angular velocity of the rod then the centrifugal force per unit area of the rod is

A thin uniform rod of length l and mass m is swinging freely about a horizontal axis passing through its end. Its maximum angular speed is omega . Its centre of mass rises to a maximum height of

A metallic solid sphere is rotating about its diameter as axis of rotation. If the temperature is increased by 200^(@)C the percentage increase in its moment of inertia is (Coefficient of linear expansion of the metal = 10^(-5)//^(@)C ).

A rod PQ of mass m and length L is rotated about an axis through P as shown in figure. Find the moment of inertia of the rod about the axis of rotation.

A uniform thin rod of 120 cm length and 1600 g mass is bent as shown in the figure. The moment of inertia of the bent rod about and axis passing through the point 'O' and perpendicular to the plane of the paper is . . . . . . kg -m^(2) .

AAKASH SERIES-HORIZONTAL CIRCULAR MOTION-ADDITIONAL PRACTICE EXERCISE (LEVEL-I(MAIN) Straight Objective Type Questions)
  1. Identify the increasing order of the angular velocities of the followi...

    Text Solution

    |

  2. A body of mass m is made to revolve along a circle of radius r in hori...

    Text Solution

    |

  3. Two bodies A, B of masses m(1), m(2) are knotted to a mass less string...

    Text Solution

    |

  4. Two point size dense particles of same mass are knotted to a single ma...

    Text Solution

    |

  5. A cyclist moves around a circular path of radius 39.2sqrt(3) metre wit...

    Text Solution

    |

  6. A particle is moving along a circle and its linear velocity is 0.5ms w...

    Text Solution

    |

  7. An object of mass 10kg is whirled round a horizontal circle of radius ...

    Text Solution

    |

  8. A uniform metal rod of length L and mass M is rotating about an axis p...

    Text Solution

    |

  9. A car is moving in a circular horizontal track of radius 10m with a co...

    Text Solution

    |

  10. A body is moving along a circle of radius 'r' under the influence of c...

    Text Solution

    |

  11. A stone of mass 0.5 kg is attached to a string of length 2 m and is wh...

    Text Solution

    |

  12. Length of a simple pendulum is 2m and mass of its bob is 0.2 kg. If th...

    Text Solution

    |

  13. What is the maximum magnitude of change in velocity of a motor cycle m...

    Text Solution

    |

  14. A particle of mass 'm' is attached to one end of a string of length 'l...

    Text Solution

    |

  15. A particle is moving in a circular path. The acceleration and momentum...

    Text Solution

    |

  16. A circular table with smooth horizontal surface is rotating at an angu...

    Text Solution

    |

  17. A body is revolving with a constant speed along a circular path. If th...

    Text Solution

    |

  18. A car of mass Mis moving on a horizontal cirular path of radius r. At ...

    Text Solution

    |

  19. In a circular motion of a particle the tangential acceleration of the ...

    Text Solution

    |

  20. A coin is kept at distance of 10 cm from the centre of a circular turn...

    Text Solution

    |