Home
Class 12
PHYSICS
The value of angular momentum of the ear...

The value of angular momentum of the earth rotating about its own axis is

A

`714.5 xx 10^(32)kg m^(2) s^(-1)`

B

`71.45 xx 10^(30) kg m^(2) s^(-1)`

C

`71.45 xx 10^(31)kg m^(2) s^(-1)`

D

`7.145 xx 10^(33) kg m^(2) s^(-1)`

Text Solution

Verified by Experts

The correct Answer is:
D
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

Calculate the angular momentum of the earth rotating about its own axis. Mass of the earth = 5.98 xx 10^(27) kg, mean radius of the earth =6.37 xx 10^(6)m,M.I of the earth = (2)/(5)MR^(2) .

On account of the earth rotating about its axis

Calculate the angular momentum of earth rotating about its own axis. Take Radius of earth =6.4xx10^(6)m Mass of earth =5.97xx10^(24)kg

If omega_E and omega_H are the angular velocities of the earth rotating about its own axis and the hour hand of the clock respectively, then

If omega_(E ) is the angular velocity of the earth rotating about its own axis and omega _(H) is the angular velocity of the hour of a clock , then

Calculate angular momentum of earth rotating about its axis. Take I = (2)/(5)MR^(2) , where M = 6 xx 10^(24) kg and R = 6400 Km .

Many great rivers flow toward the equator. The sediments that they carry, increases the time of rotation of the earth about its own axis. The angular momentum of the earth about its rotation axis is conserved.

A solid cylinder of moment of inertia 0.625 kgm^(2) , rotates about its axis with an angular speed of 200 rad/s. What is the magnitude of angular momentum of the cylinder about its axis ?

A solid cylinder of mass 20 kg rotates about its axis with angular velocity of 100 radian s^(-1) . The radius of the cylinder is 0.25m . The magnitude of the angular momentum of the cylinder about its axis of rotation is

TARGET PUBLICATION-ROTATIONAL MOTION -MCQ
  1. A dancer is standing on a stool rotating about the vertical axis passi...

    Text Solution

    |

  2. A flywheel rotating about a fixed axis has a kinetic energy of 225 J w...

    Text Solution

    |

  3. The value of angular momentum of the earth rotating about its own axis...

    Text Solution

    |

  4. A uniform horizontal circular platform of mass 200 kg is rotating at ...

    Text Solution

    |

  5. If the earth were to suddenly contract to 1//n^(th) of its present rad...

    Text Solution

    |

  6. A stone of mass 1 kg is rotated in a horizontal circle of radius 0.5 m...

    Text Solution

    |

  7. A uniform disc of radius 'a' and mass 'm' is rotating freely with angu...

    Text Solution

    |

  8. If the angular momentum of a body increases by 50%, its kinetic energy...

    Text Solution

    |

  9. A rigid and a disc of different masses are rotating with the same kine...

    Text Solution

    |

  10. A mass is whirled in a circular path with a constant angular velocity ...

    Text Solution

    |

  11. A ball of radius 10 cm and mass 8 kg rolls down a ramp of length 3.5 m...

    Text Solution

    |

  12. A disc rotates horizontal at the rate of 100 rpm and M.I. of the disc ...

    Text Solution

    |

  13. A disc of uniform thickness and radius 50 cm is made of two zones. The...

    Text Solution

    |

  14. A wheel is rotating freely at an angular speed of 800 rev/min on a sha...

    Text Solution

    |

  15. wheel rotates with angular velocity 500 r.p.m. on a shaft. Second iden...

    Text Solution

    |

  16. If the radius of the earth contracts to half of its present value with...

    Text Solution

    |

  17. Two discs of moments of inertia I1 and I2 about their respective axes,...

    Text Solution

    |

  18. A pot-maker rotates pot-making wheel of radius 3 m by applying a force...

    Text Solution

    |

  19. Assertion: A solid cylinder of mass m and radius r rolls down an incli...

    Text Solution

    |

  20. The moment of interia of a body depends upon

    Text Solution

    |