Home
Class 12
PHYSICS
The product of moment of inertia (I) and...

The product of moment of inertia (I) and angular acceleration `(alpha)` is called

A

force

B

torque

C

angular momentum

D

work

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • QUESTION PAPER 2019

    TARGET PUBLICATION|Exercise MCQ|45 Videos
  • SEMICONDUCTORS

    TARGET PUBLICATION|Exercise Evaluation Test|17 Videos

Similar Questions

Explore conceptually related problems

If P is the power supplied to a rotating body, having moment of inertia I and angular acceleration alpha , then its instantaneous angular velocity is given by

A rigid body of moment of inertia l has an angular acceleration alpha . If the instantaneous power is P then, the instantaneous angular velocity of the body is

Compute the torque acting on a wheel of moment of inertia 10kgm^(2) , moving with angular acceleration 5 rad s^(-2) .

The angular momentum of a body with mass (m) moment of inertia (I) and angular velocity (omega)" rad"//s is equal to

Why is moment of inertia called rotational inertia ?

The moment of inertia of a flywheel is 4 kg m^(2) . What angular acceleration will be produced in it by applying a torque of 10 Nm on it?

If I, alpha and tau are the moment of inertia, angular acceleration and torque respectively of a body rotating about an axis with angular velocity omega then,

Check the correctness of the relation pi = I alpha whare pi is torque acting on the body, I is moment of inertia and alpha is angular acceleration.

TARGET PUBLICATION-ROTATIONAL MOTION -MCQ
  1. The dimensional formula for the radius of gyration of a body is

    Text Solution

    |

  2. The radius of gyration of a disc about an axis coinciding with a tange...

    Text Solution

    |

  3. The product of moment of inertia (I) and angular acceleration (alpha) ...

    Text Solution

    |

  4. Torque/moment of inertia equals to

    Text Solution

    |

  5. Which of the following statements is correct?

    Text Solution

    |

  6. The dimensions of torque are :

    Text Solution

    |

  7. Let vecF be the force acitng on a paritcle having positon vector vecr...

    Text Solution

    |

  8. The dimensions of torque are the same as that of

    Text Solution

    |

  9. A particle of mass M and radius of gyration K is rotating with angular...

    Text Solution

    |

  10. The moment of inertia of a body is 2.5 kg m^(2). Calculate the torque ...

    Text Solution

    |

  11. If a constant torque of 500 Nm turns a wheel of moment of inertia 100 ...

    Text Solution

    |

  12. A torque of magnitude 2000 Nm acting on a body produces an angular acc...

    Text Solution

    |

  13. A fly wheel of M.I. 0.32 kg m^(2) is rotated steadily at 120 rad/s by ...

    Text Solution

    |

  14. A motor rotates at a constant speed of 25 rev/s. The power delivered b...

    Text Solution

    |

  15. A sphere cannot roll on

    Text Solution

    |

  16. Which of the following conditions is true for a rigid body rolling wit...

    Text Solution

    |

  17. A solid sphere of mass 10 kg and diameter 5 cm rolls without slipping ...

    Text Solution

    |

  18. A solid sphere at the top of an inclined plane 0.6 m high is released ...

    Text Solution

    |

  19. A thin uniform circular ring is rolling down an inclined plane of incl...

    Text Solution

    |

  20. Which of the following statements is true in case of the principle of ...

    Text Solution

    |