Home
Class 11
PHYSICS
A satellite is to revolve around the ear...

A satellite is to revolve around the earth in a circle of radius 8000 km. With what speed should this satellite be projected into orbit? What will be the time period?
Take g at the surface `=9.8ms^-2` and radius of the earth =6400 km.

A

3 km /s

B

16 km /s

C

7.15 km /s

D

8 km /s

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • GRAVITATION

    ERRORLESS |Exercise Kepler’s Laws of Planetary Motion|51 Videos

  • GRAVITATION

    ERRORLESS |Exercise CT|18 Videos

  • GRAVITATION

    ERRORLESS |Exercise Gravitation Potential, Energy and Escape Velocity|70 Videos

  • FRICTION

    ERRORLESS |Exercise MCQ S|125 Videos

  • MOTION IN ONE DIMENSION

    ERRORLESS |Exercise Motion In One Dimension|24 Videos

Similar Questions

Explore conceptually related problems

A satellite is to revolve roudn the earth in as circle of radius 8000 km. With what speed should this stelite be projefted into orbit? What will be the time period? Take g t the surface =9.8ms^-2 and radius of the earth =6400 km.

A satellite has to revolve round the earth in a circular orbit of radius 8 xx 10^(3) km. The velocity of projection of the satellite in this orbit will be -

The artificial satellite Aryabhatta was reported to revolve round the earth in 96.2 minutes at an average height of 600 km. With what velocity was it projected ? What was the acceleration due to gravity on the satellite ? (Radius of the earth = 6400 km)

A satellite is revolving around the earth in a circular orbit of radius r with speed v. What will be the effect on speed f satellite if radius is decreased by 5% ?

An artificial satellite revolves around the earth in circular orbit of radius r with time period T . The satellite is made to stop in the orbit which makes it fall onto the earth. Time of fall of the satellite onto the earth is given by

Satellite revolving around the earth at a height of 400 Km above the earth's surface has a time period of about

A satellite takes years to move around the earth in its permissible orbit of radius R. the period when it revolves round the earth in an orbit of radius 2R is

A satellite is revolving round the earth at a height of 600 km. find a. the speed f the satelite and b. the time period of thesatellit. Radius of the earth =6400 km and mass of the earth =6xx10^24kg .

ERRORLESS -GRAVITATION-Motion of Satellite
  1. Where can a geostationary satellite be installed

    Text Solution

    |

  2. Distance of geostationary satellite from the surface of earth radius (...

    Text Solution

    |

  3. A satellite is to revolve around the earth in a circle of radius 8000 ...

    Text Solution

    |

  4. Two satellite A and B , ratio of masses 3 : 1 are in circular orbits o...

    Text Solution

    |

  5. The orbital velocity of a planet revolving close to earth's surface is

    Text Solution

    |

  6. The gravitational force between two objects is proportional to 1//R (a...

    Text Solution

    |

  7. A satellite moves around the earth in a circular orbit with speed v. I...

    Text Solution

    |

  8. A satellite with kinetic energy E(k) is revolving round the earth in a...

    Text Solution

    |

  9. Potential energy of a satellite having mass m and rotating at a height...

    Text Solution

    |

  10. When a satellite going around the earth in a circular orbit of radius ...

    Text Solution

    |

  11. The mean radius of the orbit of a satellite is 4 times as great as tha...

    Text Solution

    |

  12. Which is constant for a satellite in orbit

    Text Solution

    |

  13. If satellite is shifted towards the earth. Then time period of satelli...

    Text Solution

    |

  14. Which of the following quantities does not depend upon the orbital rad...

    Text Solution

    |

  15. The time period of a satellite of earth is 5 hours. If the separation ...

    Text Solution

    |

  16. A satellite moves round the earth in a circular orbit of radius R maki...

    Text Solution

    |

  17. A person sitting in a chair in a satellite feels weightless because

    Text Solution

    |

  18. The radii of circular orbits of two satellite A and B of the earth are...

    Text Solution

    |

  19. If g prop 1/R^(3) (instead of 1/R^(2)), then the relation between time...

    Text Solution

    |

  20. To an astronaut is a spcaceship, the sky appears

    Text Solution

    |