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

rotational kinetic energy

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • ROTATIONAL MOTION

    MOTION|Exercise Exercise - 2|40 Videos

  • ROTATIONAL MOTION

    MOTION|Exercise Exercise - 3 ( Section-A )|46 Videos

  • ROTATIONAL MOTION

    MOTION|Exercise Exercise - 3 ( Section-B )|24 Videos

  • RAY OPTICS

    MOTION|Exercise Exercise-4|38 Videos

  • SEMI CONDUCTOR AND LOGIC GATES

    MOTION|Exercise EXERCISE 3|34 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.

MOTION-ROTATIONAL MOTION -Exercise - 1
  1. Three rings, each of mass P and radius Q are arranged as shown in the ...

    Text Solution

    |

  2. The torque needed to produce an angular acceleration of 18rad/"sec"^2 ...

    Text Solution

    |

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

    Text Solution

    |

  4. A disc of radius 2m and mass 200kg is acted upon by a torque 100N-m. I...

    Text Solution

    |

  5. The dimensions of torque are :

    Text Solution

    |

  6. On applying a constant torque on a body-

    Text Solution

    |

  7. A wheel starting with angular velocity of 10 radian/sec acquires angu...

    Text Solution

    |

  8. When a steady toqrue or couple acts on a body, the body

    Text Solution

    |

  9. The radius of gyration of a body depends upon

    Text Solution

    |

  10. Equivalent to force in rotational motion is

    Text Solution

    |

  11. Torque/moment of inertia equals to

    Text Solution

    |

  12. The angular velocity of a body is vec (omega)- = 2 hat(i) + 3 hat(j) ...

    Text Solution

    |

  13. A force of (2 hati - 4 hatj + 2 hatk )N act a point (3 hati+2 hatj -4 ...

    Text Solution

    |

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

    Text Solution

    |

  15. The moment of inertia of a body about a given axis of rotation depends...

    Text Solution

    |

  16. Two rotating bodies have same angular momentum but their moments of in...

    Text Solution

    |

  17. the flywheel is so constructed that the entire mass of it is concentra...

    Text Solution

    |

  18. A stone attached to one end of string is revolved around a stick so th...

    Text Solution

    |

  19. The graph between the angular momentum J and angular velocity omega w...

    Text Solution

    |

  20. Which of the following pairs do not correctly matched ?

    Text Solution

    |