Home
Class 11
PHYSICS
Three uniform spheres each of mass m and...

Three uniform spheres each of mass m and radius R are kept in such a way that each touches the orher two. Find the magnitude of the gravitational force on any one of the spheres due to the other two.

A

`(3Gm^2)/D^2`

B

`(2sqrt3Gm^2)/D^2`

C

`(sqrt3Gm^2)/(4D^2)`

D

`sqrt3(Gm^2)/D^2`

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • GRAVITATION

    AAKASH SERIES|Exercise VERY SHORT ANSWER TYPE QUESTIONS|55 Videos

  • GRAVITATION

    AAKASH SERIES|Exercise NUMERICAL EXERCISE (LEVEL - 1)|19 Videos

  • GRAVITATION

    AAKASH SERIES|Exercise Exercise-II|78 Videos

  • GAUSS.S LAW

    AAKASH SERIES|Exercise PROBLEMS (LEVEL - II)|12 Videos

  • GRAVITATIONAL

    AAKASH SERIES|Exercise EXERCISE -3|154 Videos
AAKASH SERIES-GRAVITATION-Practice Exercise
  1. Three equal masses m are placed at the three vertices of an equilatera...

    Text Solution

    |

  2. When two identical spheres are kept in contact, the gravitational forc...

    Text Solution

    |

  3. Three uniform spheres each of mass m and radius R are kept in such a w...

    Text Solution

    |

  4. Gravitational force between masses m1 and m2 is F. If a third mass m3 ...

    Text Solution

    |

  5. The gravitational force between two particles of masses m1 and m2 sepe...

    Text Solution

    |

  6. Three particles of identical masses .m. are kept at the vertices of an...

    Text Solution

    |

  7. Two particles each of mass m seperated by a distance d and move in a u...

    Text Solution

    |

  8. Masses 1kg and 4kg are 6cm apart. The Point along the line joining the...

    Text Solution

    |

  9. The mass of a planet is 1/25th of the mass of the earth. The distance ...

    Text Solution

    |

  10. A small body of superdense material, whose mass is half the mass of th...

    Text Solution

    |

  11. If R is the radius of the earth and .g. the acceleration due to gravit...

    Text Solution

    |

  12. The value of acceleration due to gravity .gp. on the surface of a plan...

    Text Solution

    |

  13. The radius and acceleration due to gravity of moon are 1/4 and 1/5 tha...

    Text Solution

    |

  14. A man weighs 75kg on the surface of the earth. His weight on a geostat...

    Text Solution

    |

  15. Two planets of radii r1 and r2 are made from the same material. The ra...

    Text Solution

    |

  16. If the Radius of earth were shrink by 10% its mass remaining same, the...

    Text Solution

    |

  17. If the radius of the earth is 6400 km, the height above the surface of...

    Text Solution

    |

  18. If the change in the value of g at a height h above the surface of the...

    Text Solution

    |

  19. If R is the radius of earth , the height ,at which the weight of a bod...

    Text Solution

    |

  20. Find the depth at which g becomes 4% less than value at surface

    Text Solution

    |