Home
Class 11
PHYSICS
Imagine a light planet revolving around ...

Imagine a light planet revolving around a very massive star in circular orbit of radius R with a period of revolution T. If the gravitational force of attraction between the planet and the star is proportional to `R^(-5/2), then `T^2` is proportional to

A

`R^3`

B

`R^(7/2)`

C

`R^(3/2)`

D

`R^(15/4)`

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • Transfer of heat

    MODERN PUBLICATION|Exercise Exercise|27 Videos

  • Unit test - Properties of bulk matter

    MODERN PUBLICATION|Exercise Example|130 Videos
MODERN PUBLICATION-Unit Test - Gravitation-Example
  1. If the radius of earth shrinks by one percent and its mass remaining t...

    Text Solution

    |

  2. A double star system consists of two stars A and B which have time per...

    Text Solution

    |

  3. Imagine a light planet revolving around a very massive star in circula...

    Text Solution

    |

  4. If the distance between the earth and the sun were half its present va...

    Text Solution

    |

  5. If g is the acceleration due to gravity on the earth's surface, what w...

    Text Solution

    |

  6. The magnitudes of gravitational field at distances r1, and r2 from the...

    Text Solution

    |

  7. A missile is launched with a velocity less than the escape velocity. T...

    Text Solution

    |

  8. There is no atmosphere on the moon, because

    Text Solution

    |

  9. A spherically symmetric gravitational system of particles has a mass d...

    Text Solution

    |

  10. The radii of circular orbits of two satellites A and B of the earth ar...

    Text Solution

    |

  11. A satellite S is moving in an elliptical orbit around the earth. The m...

    Text Solution

    |

  12. A geostationary satellite is orbiting the earth at a height 6 R above ...

    Text Solution

    |

  13. A geostationary satellite orbits around the earth in a circular orbit ...

    Text Solution

    |

  14. A satellite is moving with a constant speed v in circular orbit around...

    Text Solution

    |

  15. Which of the following quantities remain constant during their motion ...

    Text Solution

    |

  16. Kepler's second law regarding constancy of aerial velocity of a planet...

    Text Solution

    |

  17. The force keeping the planets in elliptical orbit is

    Text Solution

    |

  18. Gravitational attraction separated by 1 m will be

    Text Solution

    |

  19. the gravity is measured in

    Text Solution

    |

  20. The mass of the moon is about 1.2% of the mass of the earth. Compared ...

    Text Solution

    |