Home
Class 12
PHYSICS
The escape velocity for a planet is v(e)...

The escape velocity for a planet is `v_(e)`. A particle is projected from its surface with a speed `v`. For this particle to move as a satellite around the planet,

A

`(v_(e))/(2) lt v lt v_(e)`

B

`(v_(e))/(sqrt(2)) lt v lt v_(e)`

C

`v_(e) lt v lt sqrt()2v_(e)`

D

`(v)/(sqrt()2) lt v lt (v_(e))/(2)`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • PROPERTIES OF MATTER,FLUIDS

    D MUKHERJEE|Exercise Type 2|35 Videos

  • PRACTICE WORKSHEET 3

    D MUKHERJEE|Exercise Matrix-Matching Type|1 Videos

  • SOUND WAVES

    D MUKHERJEE|Exercise All Questions|48 Videos

Similar Questions

Explore conceptually related problems

The escape velocity of an object projected from the surface of a given planet is independent of

The escape velocity for a planet is v_e . A particle starts from rest at a large distance from the planet, reaches the planet only under gravitational attraction, and passes through a smooth tunnel through its centre. Its speed at the centre of the planet will be

The escape velocity for a body projected from a planet depends on

Escape velocity from a planet is v_(e) . If its mass is increased to 16 times and its radius is increased to 4 times, then the new escape velocity would be

The escape velocity from a planet is v_(0) The escape velocity from a planet having twice the radius but same density will be

The escape velocity for a planet is v_(e) . A tunnel is dug along a diameter of the planet and a small body is dropped into it at the surface. When the body reaches the centre of the planet, its speed will be

The escape velocity for a planet is 20 km//s . Find the potential energy of a particle of mss 1 kg on the surface of this planet.

The escape velocity from a planet is v_(0) . The escape velocity from a planet having twice the radius but same density will be

D MUKHERJEE-PROPERTIES OF MATTER,FLUIDS-Type 2
  1. For a planet moving around the sun in an elliptical orbit, which of th...

    Text Solution

    |

  2. The escape velocity for a planet is ve. A particle starts from rest at...

    Text Solution

    |

  3. The escape velocity for a planet is v(e). A particle is projected from...

    Text Solution

    |

  4. If a satellite orbits as close to the earth's surface as possible,

    Text Solution

    |

  5. For a satellite to orbit around the earth, which of the following must...

    Text Solution

    |

  6. A satellite close to the earth is in orbit above the equator with a pe...

    Text Solution

    |

  7. A satellite is to be geo-stationary, which of the following are essent...

    Text Solution

    |

  8. Two small satellies move in a circular orbits around the earth, at dis...

    Text Solution

    |

  9. Let S be an imaginary closed surface enclosing mass m.Let dvec(S) be a...

    Text Solution

    |

  10. A small mass m is moved slowly from the surface of the earth to a heig...

    Text Solution

    |

  11. A solid sphere of uniform density and radius 4 units is located with i...

    Text Solution

    |

  12. The magnitude of the gravitational field at distance r(1) and r(2) fro...

    Text Solution

    |

  13. An elastic metal rod will change its length when it

    Text Solution

    |

  14. The wires A and B shown in Fig. are made of the same material and have...

    Text Solution

    |

  15. A body of mass M is attached to the lower end of a metal wire, whose u...

    Text Solution

    |

  16. A metal wire of length L, area of cross-section A and young's modulus ...

    Text Solution

    |

  17. n drops of a liquid, each with surface energy E. joining to form a sin...

    Text Solution

    |

  18. When an air bubble rise from the bottom of a deep lake to a point just...

    Text Solution

    |

  19. When a capillary tube is dipped in a liquid, the liquid rises to a hei...

    Text Solution

    |

  20. A vertical glass capillary tube, open at both ends, contains some wate...

    Text Solution

    |