Home
Class 12
PHYSICS
A spherical conductor A of radius r is p...

A spherical conductor `A` of radius `r` is placed concentrically inside a conducting shell `B` of radius `R(R gt r)`. A charge `Q` is given to `A` , and then `A` is joined to `B` by a metal wire. The charge flowing from `A` to `B` will be

A

`Q(R/(R+r))`

B

`Q(r/(R+r))`

C

`Q`

D

zero

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • ELECTROMAGNETISM

    D MUKHERJEE|Exercise All Questions|91 Videos

  • EXPERIMENTAL PHYSICS

    D MUKHERJEE|Exercise chose the correct|4 Videos

Similar Questions

Explore conceptually related problems

A conducting sphere A of radius a ,with charge Q , is placed concentrically inside a conducting shell B of radius b . B is earthed. C is the common centre of the A and B

A_(1) is a spherical conductor of radius (r) placed concentrically inside a thin spherical hollow conductor A_(2) of radius (R). A_(1) is earthed and A_(2) is given a charge +Q then the charge on A_(1) is -

A conducting sphere A of radius a , with charge Q , is placed concentrically inside a conducting shell B of radius b . B is earthed. C is the common center of A and B . Study the following statements. (i) The potential at a distance r from C , where a le r le b, is (1)/(4 pi epsilon_0)(q/( r)) (ii) The potential difference between A and B is (1)/(4 pi epsilon_0) Q ((1)/( r) - (1)/B) (iii) The potential at a distance r from C , where a le r le b, is (1)/(4 pi epsilon_0) Q ((1)/r - (1)/B) Which of the following statements are correct ? .

A conducting sphere of radius R and carrying a charge Q is joined to an uncharged conducting sphere of radius 2R . The charge flowing between them will be

A conducting sphere of radius R, carrying charge Q, lies inside uncharged conducting shell of radius 2R. If they are joined by a metal wire,

Two spherical conductors A and B of radii R and 2R respectively are each given a charge Q. When they are connected by a metallic wire. The charge will

A spherical conductor having charge q and radius r is placed at the centre of a spherical shell of radius R and having charge Q(R gt r0 . The potential difference between the two is

A spherical conductor having charge q and radius r is placed at the centre of a spherical shell of radius R and having charge Q (R gt r). The potential difference between the two is

Inside a charged thin conducting shell of radius R, a point charge +Q is placed as shown in figure potential of shell may be

D MUKHERJEE-ELECTROSTATICS-All Questions
  1. A charge Qis placed at the mouth of a conical flask. The flux of the e...

    Text Solution

    |

  2. A long string with a charge of lambda per unit length passes through a...

    Text Solution

    |

  3. A spherical conductor A of radius r is placed concentrically inside a ...

    Text Solution

    |

  4. In a certain charge distribution, all points having zero potetnial can...

    Text Solution

    |

  5. If the earth's surface is treated as a conducting surface with some ch...

    Text Solution

    |

  6. A simple pendulum of time period T is suspended above a large horizont...

    Text Solution

    |

  7. A spring - block system undergoes vertical oscillation above a large h...

    Text Solution

    |

  8. A large flat metal surface has a uniform charge density +sigma. An ele...

    Text Solution

    |

  9. A and B are two points on the axis and the perpendicular bisector, res...

    Text Solution

    |

  10. An electric dipole is placed at the origin O and is directed along the...

    Text Solution

    |

  11. An electric dipole of moment vecp is placed in a uniform electric fiel...

    Text Solution

    |

  12. The radius of the earth is 6400km, what is its capacitance?

    Text Solution

    |

  13. When two uncharged metal balls of radius 0.09mm each collide, one ele...

    Text Solution

    |

  14. A conducting sphere of radius R and carrying a charge Q is joined to a...

    Text Solution

    |

  15. In an isolated parallel plate capacitor of capacitance C, the four sur...

    Text Solution

    |

  16. A capacitor of capacitance C is charged to a potential difference V fr...

    Text Solution

    |

  17. A capacitor is conneted to a cell emf E having some internal resistanc...

    Text Solution

    |

  18. In a parallel plate capacitor of capacitance C, a metal sheet is inser...

    Text Solution

    |

  19. Two capacitors of capacitances 3 muF and 6 muF are charged to a potent...

    Text Solution

    |

  20. In the circuit shown, a potential difference of 60V is applied acrodd....

    Text Solution

    |