Home
Class 11
PHYSICS
Suppose the gravitational attraction var...

Suppose the gravitational attraction varies inversely as the distance from the earth. The orbital velocity of a satellite in such a case varies as nth power of distance where `n` is equal to

A

`-1`

B

zero

C

`+1`

D

`+2`

Text Solution

Verified by Experts

The correct Answer is:
B
`F=(k)/(r)" "(k="constant")`
`:. (mv^(2))/(r)=(k)/(r) or v prop r^(0)`
Promotional Banner

Topper's Solved these Questions

  • GRAVITATION

    DC PANDEY ENGLISH|Exercise (B) Chapter Exercises|31 Videos

  • GRAVITATION

    DC PANDEY ENGLISH|Exercise (C) Chapter Exercises|45 Videos

  • GRAVITATION

    DC PANDEY ENGLISH|Exercise Check Point 10.6|20 Videos

  • GENERAL PHYSICS

    DC PANDEY ENGLISH|Exercise INTEGER_TYPE|2 Videos

  • KINEMATICS

    DC PANDEY ENGLISH|Exercise INTEGER_TYPE|10 Videos

Similar Questions

Explore conceptually related problems

Suppose the gravitational force varies inversely as the n^(th) power of distance. Then the time period of a planet in circular orbit of radius R around the sun will be proportional to-

In a spherical region the densiy varies inversely with the distance from ther centre Gravitational field at a distance r from the centre is .

if the gravitaional force ware to vary inversely as m^(th) power of the distance then the time period of a planet in circular orbit of radius r aroung the sun will be proportional to

Suppose that electric potential due to a small charge configuration varies inversely with with square of distance from the charge distribution . Electric field intensity will vary inversely with what power of distance from the charge configuration in this case ?

Show that the temperature of a planet varies inversely as the square root of its distance from the sum.

If the law of gravitation be such that the force of attraction between two particles vary inversely as the 5//2^(th) powr of their separation then the graph of orbital velocity v_(0) plotted against the distance r of a satellite from the earth's centre on a log-log scale is shown alongside the slope oline will be

Prove that the length of a focal chord of a parabola varies inversely as the square of its distance from the vertex.

A satellite is orbiting the earth, if its distance from the earth is increased, its

Suppose the force of gravitation is inversely proportional to the cube of the radius of circular orbit in which satellite is revolving then its time period is proportional to

The diagram showing the variation of gravitational potential of earth with distance from the centre of earth is

DC PANDEY ENGLISH-GRAVITATION-(A) Chapter Exercises
  1. The energy required to move a satellite of mass m from an orbit of rad...

    Text Solution

    |

  2. A body attains a height equal to the radius of the earth. The velocity...

    Text Solution

    |

  3. Suppose the gravitational attraction varies inversely as the distance ...

    Text Solution

    |

  4. The rotation of the earth about its axis speeds up such that a man on ...

    Text Solution

    |

  5. The rotation of the earth radius R about its axis speeds upto a value ...

    Text Solution

    |

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

    Text Solution

    |

  7. If gravitational attraction between two points masses be given by F=G(...

    Text Solution

    |

  8. Suppose the gravitational force varies inversely as the n^(th) power o...

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

  11. If the earth were to spin faster, acceleration due to gravity at the p...

    Text Solution

    |

  12. A body which is initially at rest at a height R above the surface of t...

    Text Solution

    |

  13. A planet of mass m moves around the Sun of mass Min an elliptical orbi...

    Text Solution

    |

  14. A rocket is launched vertical from the surface of the earth of radius ...

    Text Solution

    |

  15. Two particles of equal mass go around a circle of radius R under the a...

    Text Solution

    |

  16. Suppose a smooth tunnel is dug along a straight line joining two point...

    Text Solution

    |

  17. A satellite is moving in a circular orbit round the earth with a diame...

    Text Solution

    |

  18. If the mass of moon is (M)/(81), where M is the mass of earth, find th...

    Text Solution

    |

  19. What is the energy required to launch a m kg satellite from earth's su...

    Text Solution

    |

  20. The orbital angular momentum of a satellite revolving at a distance r ...

    Text Solution

    |