Home
Class 12
PHYSICS
Three solid spheres each of mass m and r...

Three solid spheres each of mass `m` and radius `R` are released from the position shown in Fig. What is the speed of any one sphere at the time of collision?

A

`sqrt(Gm((1)/(d)-(3)/(R)))`

B

`sqrt(Gm((3)/(d)-(1)/(R)))`

C

`sqrt(Gm((2)/(R)-(1)/(d)))`

D

`sqrt(Gm((1)/(R)-(2)/(d)))`

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • ELECTROSTATICS

    DC PANDEY|Exercise Medical entrances gallery|37 Videos

  • INTERFERENCE AND DIFFRACTION OF LIGHT

    DC PANDEY|Exercise Level 2 Subjective|5 Videos

Similar Questions

Explore conceptually related problems

Three solid spheres of mass M and radius R are placed in contact as shown in figure. Find the potential energy of the system ?

A solid sphere of mass M and radius R is pulled by a force F as shown in figure . If the sphere does not slip over the surface , then frictional force acting on the sphere is

Three spheres, each mass M and radius R, are arranged as shown in the figure . The moment of inertia of the system will be

A solid sphere of mass m and radius R is rolling without slipping as shown in figure. Find angular momentum of the sphere about z-axis.

Three identical spheres each of mass m and radius R are placed touching each other so that their centres A,B and C lie on a straight line. The position of their centre of mass from centre of A is

A solid ball of mass m and radius R is released from the position shown in a large hollow shell of same mass m and radius 3R as shown in figure. The displacement of the centre of mass of the system from its initial position when the solid ball ball touches the lower surface of the hollow shell is : (centres of both the spheres coincide intially) :

A solid sphere of mass M and radius R is pulled horizontally on a rough surface as shown in Fig. Choose the incorrect alternatives.

The M.I. of a solid sphere of mass 'M' and radius 'R' about a tangent in its plane is

DC PANDEY-GRAVITATION-All Questions
  1. The magnitude of potential energy per unit mass of the object at the s...

    Text Solution

    |

  2. The radius of a planet is R. A satellite revolves around it in a circl...

    Text Solution

    |

  3. Three solid spheres each of mass m and radius R are released from the ...

    Text Solution

    |

  4. The gravitational force acting on a particle, due to a solid sphere of...

    Text Solution

    |

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

    Text Solution

    |

  6. Two concentric spherical sheels are as shown in figure. The V - r grap...

    Text Solution

    |

  7. One ring of radius R and mass m and one solid sphere of same mass m an...

    Text Solution

    |

  8. A mass is taken from surface to a height h. The change in potential en...

    Text Solution

    |

  9. If radius of a solid sohere is decreases to half, keeping density of s...

    Text Solution

    |

  10. Two particles each of mass m are revolving in circular orbits of radiu...

    Text Solution

    |

  11. There is a concentric hole of radius R in a solid sphere of radius 2R....

    Text Solution

    |

  12. A particle is projected from the surface of earth with velocity equal ...

    Text Solution

    |

  13. Four similar particles of mass m are orbiting in a circle of radius r ...

    Text Solution

    |

  14. The gravitational potential of two homogeneous spherical shells A and ...

    Text Solution

    |

  15. A particle of mass M is at a distance a from surface of a thin spheric...

    Text Solution

    |

  16. A system consists of two stars of equal masses that revolve in a circu...

    Text Solution

    |

  17. Figure (a) shows a ring of mass m and figure (b) shows half portion of...

    Text Solution

    |

  18. A small section of area DeltaA is removed from a uniform spherical she...

    Text Solution

    |

  19. A solid sphere of mass M and radius R has a spherical cavity of radius...

    Text Solution

    |

  20. Two stars of masses m(1) and m(2) distance r apart, revolve about thei...

    Text Solution

    |