Home
Class 11
PHYSICS
A flywheel at rest is to acquire an angu...

A flywheel at rest is to acquire an angular velocity of `36 rad s^(-1)` in 6 seconds.The total angle turned during this interval is :

A

216 rad

B

144 rad

C

108 rad

D

72 rad

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • MOTION OF SYSTEM OF PARTICLES AND RIGID BODY

    JBD PUBLICATION|Exercise EXAMPLE|100 Videos
  • MODEL TEST PAPER-06

    JBD PUBLICATION|Exercise EXERCISE|37 Videos
  • Oscillations and Waves

    JBD PUBLICATION|Exercise EXAMPLE|97 Videos

Similar Questions

Explore conceptually related problems

A body starts from rest and acquires a velocity of 12 ms^(-1) in 5 seconds. Calculate the acceleration and distance moved.

A metal conductor of length 1 m rotates vertically about one of its ends at angular velocity 5 rad s^(-1) . If the horizontal component of the earth's magnetic field is 0.2xx10^(-4) T , then e.m.f. developed between the two ends of the conductor is

A metal disc of radius 200 cm is rotated at a constant angular speed of 60 rad s^-1 in a plane at right angles to an external field of magnetic induction 0.05 Wb m^-1 . Find the e.m.f. induced between the centre and a point on the rim.

A bullet of mass 50 g is fired from a gun. If the bullet acquires a velocity of 100 m s^(1) in 0.1 second, what is the recoil force on the gun?

JBD PUBLICATION-MOTION OF SYSTEM OF PARTICLES AND RIGID BODY-EXAMPLE
  1. A flywheel at rest is to acquire an angular velocity of 36 rad s^(-1) ...

    Text Solution

    |

  2. A body is rotating, it is necessary being acted upon by an exteral tor...

    Text Solution

    |

  3. What is the position vector of centre of mass of two particles of equa...

    Text Solution

    |

  4. A heavenly body revolves around a massive star in a highly elliptical ...

    Text Solution

    |

  5. Where does centre of mass of a triangular lamina lie?

    Text Solution

    |

  6. Is the angular momentum a scalar quantity ?State its unit.

    Text Solution

    |

  7. What is the direction of angular momentum of a body?

    Text Solution

    |

  8. Is centre of mass a reality?

    Text Solution

    |

  9. Which points on a cylinder rolling over a surface move rectilinearly ?

    Text Solution

    |

  10. A shell fired from a gun explodes into pieces in air .How is the centr...

    Text Solution

    |

  11. A ballet-dancer stretches her hands out for slowing down.What principl...

    Text Solution

    |

  12. Under what conditions angular momentum of a moving body is zero?

    Text Solution

    |

  13. Three identical spheres each of radius R are placed touching each ooth...

    Text Solution

    |

  14. Center of mass of a body always lies at a point, where there is no mas...

    Text Solution

    |

  15. Does the angular momentum of an eletron remain consered when the elect...

    Text Solution

    |

  16. What is an isolated system?

    Text Solution

    |

  17. Define centre of mass.

    Text Solution

    |

  18. What is rotational analogue of mass?

    Text Solution

    |

  19. Is radius of gyration of a body a constant quantity?

    Text Solution

    |

  20. About which axis is moment of inertia of cube minimum?

    Text Solution

    |

  21. Find the expression for moment of inertia of a thin uniform rod abou...

    Text Solution

    |