Home
Class 12
PHYSICS
An artificial satellite moving in a circ...

An artificial satellite moving in a circular orbit around the earth has a total energy `E_(0)`. Its potential energy is

A

`-E_(0)`

B

`E_(0)`

C

`-2E_(0)`

D

`2E_(0)`

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

Similar Questions

Explore conceptually related problems

For a satellite moving in an orbit around the earth, ratio of kinetic energy to potential energy is

For satellite rotating in an orbit around the earth the ratio of kinetic energy to potential energy is ...........

An artificial satellite is moving in a circular orbit around the earth with a speed of equal to half the magnitude of escape velocity from earth. If the satellite is stopped suddenly in its orbit and allowed to fall freely on the earth. Find the speed with which it hits the surface of earth. Given, M=mass of earth & R =Radius of earth

An artificial satellite is moving in a circular orbit around the earth with a speed of equal to half the magnitude of escape velocity from earth. (i). Determine the height of the satellite above the earth's surface (ii). If the satellite is stopped suddenly in its orbit and allowed to fall freely on the earth. Find the speed with it hits and surface of earth. Given M="mass of earth & R "="Radius of earth"

Write the answer of the following question in one word- (a) What is the orbital speed of Geo-stationary satellite ? (b) For a satellite moving in an orbit around the earth what is the ratio of kinetic energy to potential energy ?

A satellite of mass m revolves in a circular orbit of radius R a round a planet of mass M. Its total energy E is :-

A satellite of mass m revolving in a circular orbit of radius 3 R_E around the earth (mass of earth is Me and radius is R_E ). How much excess energy be spent to bring it to orbit of radius 9 R_E ?

Statement-1: A satellite is moving in a circular orbit of the earth. If the gravitational pull suddenly disappears. Then it moves with the same speed tangential to the orginal orbit. Statement-2: the orbital speed of a satellite increases with the increase in radius of the orbit.

An artificial satellite is moving in a circular orbit of radius 42,250 km. Calculate its speed if it takes 24 hour to revolve around the earth.

ALLEN -GRAVITATION-EXERCISE 1
  1. A projectile of mass m is thrown vertically up with an initial velocit...

    Text Solution

    |

  2. Two small and heavy spheres, each of mass M, are placed a distance r a...

    Text Solution

    |

  3. An artificial satellite moving in a circular orbit around the earth ha...

    Text Solution

    |

  4. A particle of mass m is moving in a horizontal circle of radius R unde...

    Text Solution

    |

  5. Potential energy of a 3kg body at the surface of a planet is -54 J, th...

    Text Solution

    |

  6. Escape velocity of a body 1 kg mass on a planet is 100 ms^(-1). Gravit...

    Text Solution

    |

  7. The ratio of radii of two satellites is p and the ratio of their accel...

    Text Solution

    |

  8. The escape velocity for a body projected vertically upwards from the s...

    Text Solution

    |

  9. The escape velocity for the earth is 11.2 km / sec . The mass of anoth...

    Text Solution

    |

  10. A body is projected vertically upwards from the surface of the earth w...

    Text Solution

    |

  11. Binding energy of moon and earth is :-

    Text Solution

    |

  12. Two artificial satellites A and B are at a distance r(A) and r(B) abov...

    Text Solution

    |

  13. The average radii of orbits of mercury and earth around the sun are 6x...

    Text Solution

    |

  14. A body is dropped by a satellite in its geo-stationary orbit :

    Text Solution

    |

  15. Two ordinary satellites are revolving round the earth in same elliptic...

    Text Solution

    |

  16. Kepler's second law is a consequence of

    Text Solution

    |

  17. One projectile after deviating from its path starts moving round the e...

    Text Solution

    |

  18. In adjoining figure earth goes around the sun in eliptical orbit on wh...

    Text Solution

    |

  19. Potential energy and kinetic energy of a two particle system under Ima...

    Text Solution

    |

  20. A satellite of earth of mass 'm' is taken from orbital radius 2R to 3R...

    Text Solution

    |