Home
Class 11
PHYSICS
If a planet was suddenly stopped in its ...

If a planet was suddenly stopped in its orbit supposed to be circular, show that it would fall onto the sun in a time `sqrt(2)/(8)` times the period of the plant's revolution.

Promotional Banner

Topper's Solved these Questions

  • GRAVITATION

    PHYSICS GALAXY - ASHISH ARORA|Exercise Discussion Qns|31 Videos
  • GRAVITATION

    PHYSICS GALAXY - ASHISH ARORA|Exercise Concetual MCQ|39 Videos
  • GRAVITATION

    PHYSICS GALAXY - ASHISH ARORA|Exercise Unsolved Numerical|94 Videos
  • FLUID MECHANICS

    PHYSICS GALAXY - ASHISH ARORA|Exercise Unsolved Numerical Problems|86 Videos
  • KINEMATICS

    PHYSICS GALAXY - ASHISH ARORA|Exercise Unsolved Numerical Pro.|83 Videos

Similar Questions

Explore conceptually related problems

The period of revolution of a planet around the sun in a circular orbit is T. If a similar planet is revolving in a circular orbit of the same radius around the sun with its mass twice as that of planet, its period of revolution would be

A planet moving in a circular orbit around the sun at a distance, 4times theaverage distance of the earth from the sun will complete one revolution in

Suppose Earth’s orbital motion around the Sun is suddenly stopped. What time will the Earth take to fall into the Sun?

If a planet of mass m is revolving around the sun in a circular orbit of radius r with time period, T then mass of the sun is

If a and b are the nearest and farthest distances of a planet from the sun and the planet is revolving in an elliptical orbit, then square of the time period of revolution of that planets is directly proportional to

A satellite is revolving around a planet in an orbit of radius R. Suddenly radius of orbit becomes 1.02 R then what will be the percentage change in its time period of revolution?

A planet of mass m is moving in an elliptical orbit about the sun (mass of sun = M). The maximum and minimum distances of the planet from the sun are r_(1) and r_(2) respectively. The period of revolution of the planet wil be proportional to :

PHYSICS GALAXY - ASHISH ARORA-GRAVITATION-Particle Exercise
  1. A satellite is to revolve around the earth in a circle of radius 8000 ...

    Text Solution

    |

  2. Assume the radius of the earth to be 6.4xx10^(6)m a. Calculate the t...

    Text Solution

    |

  3. A satellite of mass 2xx10^(3)kg has to be shifted from an orbit of rad...

    Text Solution

    |

  4. A double star is a system of two starts moving around the centre of in...

    Text Solution

    |

  5. If a planet was suddenly stopped in its orbit supposed to be circular,...

    Text Solution

    |

  6. A particle takes a time t(1) to move down a straight tunnel from the s...

    Text Solution

    |

  7. A planet of mass M moves around the Sun along an ellipse so that its m...

    Text Solution

    |

  8. Suppose we have made a model of the Solar system scaled down in the ra...

    Text Solution

    |

  9. Two Earth's satellites move in a common plane along circular orbits. T...

    Text Solution

    |

  10. A satellite is put in an orbit just above the earth's atmosphere with ...

    Text Solution

    |

  11. A cosmic body A moves to the sun with velocity v(0)(when far from the ...

    Text Solution

    |

  12. Two satellites S(1) and S(2) revolve round a planet in coplaner circul...

    Text Solution

    |

  13. If a planet revolve around the sun in an elliptical orbit such that it...

    Text Solution

    |

  14. For a low altitude orbit if r ~= r(p), where r(p) is planet radius, sh...

    Text Solution

    |

  15. What should be the orbit radius of a communication satellite that it c...

    Text Solution

    |

  16. The radius of a planet is R1 and a satellite revolves round it in a ci...

    Text Solution

    |

  17. The small dense stars rotate about their common centre of mass as a bi...

    Text Solution

    |

  18. An artificial satellite is moving in a circular orbit around the earth...

    Text Solution

    |

  19. A particle is projected from point A, that is at a distance 4R form th...

    Text Solution

    |

  20. A mass of 6xx10^(24) kg is to be compressed in a sphere in such a way ...

    Text Solution

    |