Home
Class 12
PHYSICS
A conducting sphere of radius r has a ch...

A conducting sphere of radius r has a charge . Then .

A

the charge is uniformly distributed over its surface. If there is no external electric field

B

distribution of charge over its surface will be non-uniform, if an external electric field exists in the space.

C

the electric field strength inside the space will be equal to zero only when no external electric field exists

D

potential at every point of the sphere must be the same

Text Solution

Verified by Experts

The correct Answer is:
A, D
Promotional Banner

Topper's Solved these Questions

  • ELECTRIC POTENTIAL

    CENGAGE PHYSICS|Exercise DPP 3.4|15 Videos

  • ELECTRIC POTENTIAL

    CENGAGE PHYSICS|Exercise DPP 3.5|14 Videos

  • ELECTRIC POTENTIAL

    CENGAGE PHYSICS|Exercise DPP 3.2|15 Videos

  • ELECTRIC FLUX AND GAUSS LAW

    CENGAGE PHYSICS|Exercise MCQ s|38 Videos

  • ELECTRICAL MEASURING INSTRUMENTS

    CENGAGE PHYSICS|Exercise M.C.Q|2 Videos

Similar Questions

Explore conceptually related problems

A hollow conducting sphere of radius R has a charge (+Q) on its surface. What is the electric potential within the sphere at a distance r = (R )/(3) from its centre ?

A conducting sphere of radius R carries a charge Q. It is enclosed by another concentric spherical shell of radius 2R. Charge from the inner sphere is transferred in infinitesimally small installments to the outer sphere. Calculate the work done in transferring the entire charge from the inner sphere to the outer one.

A conducting sphere of radius alpha has charge Q .on it.It is enclosed by a neutral conducting concentric spherical shell having inner radius 2alpha and outer radius 3 alpha .Find electrostatic energy of system

A conducting sphere of radius R is given a charge Q . The electric potential and the electric field at the centre of the sphere respectively are

A conducting sphere of radius r is charged to a potential V .The outward pull per unit area of its surface is given by...

A conducting sphere of radius R is charged to a potential of V volts. Then the electric field at a distance r ( gt R) from the centre of the sphere would be

A solid conducting sphere of radius r is having a charge of Q and point charge q is a distance d from the centre of sphere as shown. The electric potential at the centre of the solid sphere is :

A hollow non conducting sphere of radius R has a positive charge q uniformly distributed on its surface. The sphere starts rotating with a constant angular velocity 'omega' about an axis passing through center of sphere, as shown in the figure. Then the net magnetic field at center of the sphere is

CENGAGE PHYSICS-ELECTRIC POTENTIAL-DPP 3.3
  1. Two metal spheres, one fo radius R and the other of radius 2R, both ...

    Text Solution

    |

  2. Two charges q(1) and q(2) are placed at (0,0d) and (0,0-d) respectivel...

    Text Solution

    |

  3. Equipotentials at a great distance from a collection of charges whose ...

    Text Solution

    |

  4. Figure shows some equipotential lines distributed in space. A charge...

    Text Solution

    |

  5. In the electric field of a point chargde q, a cetrain charge is carrie...

    Text Solution

    |

  6. Eluipotential surfcaces are shown in figure. Then the electric field s...

    Text Solution

    |

  7. In moving from A to B along an electric field line, the work done by t...

    Text Solution

    |

  8. Electric lines of force are as shown in the figure. Then potential at ...

    Text Solution

    |

  9. Two infinitely large charged planes having uniform suface charge densi...

    Text Solution

    |

  10. Equipotential surfaces

    Text Solution

    |

  11. Consider a uniform electric field in the hat (z) direction. The potent...

    Text Solution

    |

  12. Across the surface of a charged conductor, the electric

    Text Solution

    |

  13. Mark the correct statements :

    Text Solution

    |

  14. A conducting sphere of radius r has a charge . Then .

    Text Solution

    |

  15. Consider two conducting spheres of radii R(1) and R(2) with R(1) gt R(...

    Text Solution

    |

  16. Free electrons travel to region of higher potential or lower potential...

    Text Solution

    |

  17. Can there be a potential difference between two adjacent conductors c...

    Text Solution

    |

  18. A test charge q is made to move in the electric field of a point cha...

    Text Solution

    |

  19. Prove that a closed equipotenitial surface with no charge within itsel...

    Text Solution

    |

  20. Prove that, if an insulated, uncharged conductor is placed near a ch...

    Text Solution

    |