Home
Class 12
PHYSICS
The magnitude of gravitational potential...

The magnitude of gravitational potential energy of the moon earth system is U with zero potential energy at infinite separation. The kinetic energy of the moon with respect to the earth is K.

A

`K=2U`

B

`K=(U)/(2)`

C

`K=U`

D

`K=4U`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • ELECTROSTATICS

    DC PANDEY ENGLISH|Exercise Medical entrances gallery|37 Videos

  • INTERFERENCE AND DIFFRACTION OF LIGHT

    DC PANDEY ENGLISH|Exercise Level 2 Subjective|5 Videos

Similar Questions

Explore conceptually related problems

The gravitational potential energy is maximum at :

Binding energy of moon and earth is :-

In a hydrogen atom, the electron and proton are bound together at a distance of above 0.53 Å. Estimate the potential energy of the system in eV, assuming zero potential energy at infinite separation between the electron and the proton.

Show that at infinity, gravitational potential energy becomes zero.

The magnitude of gravitational potential energy of a body at a distance r from the centre of earth is u. Its weight at a distance 2r from the centre of earth is

If the gravitational potential energy of two point masses infintely away is taken to be zero then gravitational potential energy of a galaxy is

Potential energy is converted into kinetic energy by

The gravitational potential energy of a body at a distance r from the center of the earth is U. The force at that point is :

If E is the total energy, U is the potential enegy and K is the kinetic energy of a mole of an ideal gas

Differentiate between gravitational potential energy and elastic potential energy.

DC PANDEY ENGLISH-GRAVITATION-All Questions
  1. A planet has a mass of eight time the mass of earth and denisity is al...

    Text Solution

    |

  2. The work done in slowly lifting a body from earth's surface to a heigh...

    Text Solution

    |

  3. The magnitude of gravitational potential energy of the moon earth sys...

    Text Solution

    |

  4. Three uniform spheres each having a mass M and radius a are kept in su...

    Text Solution

    |

  5. Consider a thin uniform spherical layer of mass M and radius R. The po...

    Text Solution

    |

  6. Figure shows the variation of energy with the orbit radius r of a sate...

    Text Solution

    |

  7. If the radius of the earth were increased by a factor of 2 keeping the...

    Text Solution

    |

  8. A satellite of mass m moves along an elliptical path arouned the eart...

    Text Solution

    |

  9. A planet is moving in an elliptical path around the sun as shown in fi...

    Text Solution

    |

  10. The period of revolution of an earth satellite close to surface of ear...

    Text Solution

    |

  11. The acceleration due to gravity on the moon is only one sixth that of ...

    Text Solution

    |

  12. The acceleration due to gravity near the surface of a planet of radius...

    Text Solution

    |

  13. A geo-stationary satellite orbits around the earth in a circular orbit...

    Text Solution

    |

  14. A person brings a mass 2kg from A to B. The increase in kinetic energy...

    Text Solution

    |

  15. If the angular velocity of a planet about its own axis is halved, the ...

    Text Solution

    |

  16. A planet of mass m is in an elliptical orbit about the sun with an orb...

    Text Solution

    |

  17. If the radius of the earth were to shrink by one percent its mass rema...

    Text Solution

    |

  18. If g be the acceleration due to gravity of the earth's surface, the ga...

    Text Solution

    |

  19. A simple pendulum has a time period T(1) when on the earth's surface a...

    Text Solution

    |

  20. If the distance between the earth and the sun were reduced to half its...

    Text Solution

    |