Home
Class 12
PHYSICS
Self energy of conducting sphere of radi...

Self energy of conducting sphere of radius .r. carrying charge .Q. is ______

A

`(2)/(5)(kq^(2))/(r)`

B

`(3)/(5)(kq^(2))/(r )`

C

`(1)/(5)(q^(2))/(kr)`

D

None

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • ELECTROSTATICS

    AAKASH SERIES|Exercise ADDITIONAL PRACTICE EXERCISE (LEVEL -II LECTURE SHEET (ADVANCED) MORE THAN ONE CORRECT ANSWER TYPE QUESTIONS)|4 Videos

  • ELECTROSTATICS

    AAKASH SERIES|Exercise ADDITIONAL PRACTICE EXERCISE (LEVEL -II LECTURE SHEET (ADVANCED) LINKED COMPREHENSION TYPE QUESTIONS)|2 Videos

  • ELECTROSTATICS

    AAKASH SERIES|Exercise ADDITIONAL PRACTICE EXERCISE (LEVEL - I (MAIN) (STRAIGHT OBJECTIVE TYPE QUESTIONS)|24 Videos

  • ELECTROMAGNETICS

    AAKASH SERIES|Exercise ADDITIONAL EXERCISE|13 Videos

  • ELEMENTS OF VECTORS

    AAKASH SERIES|Exercise QUESTIONS FOR DESCRIPTIVE ANSWERS|10 Videos

Similar Questions

Explore conceptually related problems

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

(a) A charge +Q is placed on a large spherical conducting shell of radius R. Another small conducting sphere of radius r carrying charge 'q' is introduced inside the large shell and is placed at its centre. Find the potential difference between two points, one lying on the sphere and the other on the shell. (b) How would the charge between the two flow if they are connected by a conducting wire ? Name the device which works on this fact.

Potential at a point x-distance from the centre inside the conducting sphere of radius R and charged with charge Q is

Two concentric conducting spheres of radii R and 2R are crrying charges Q and -2Q , respectively. If the charge on inner sphere is doubled, the potetial differece between the two spheres will

Consider a thin conducting shell of radius R carrying total charge Q . Two point charges Q and 2Q are placed on points A and B , which are at a distances of R/2 and 2R from the center of the cell respectively as shown in the figure. If the cell is earthed how much charge will flow to the earth?

Electric potentiall at centre of non conducting sphere of radii .r. is ____ ["q is charge in it" k = (1)/(4 pi epsilon_(0))]

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 non-conducting sphere of radius R is given a charge Q. Charge is uniformly distributed in its volume. The electric potential at centre and at the surface of sphere respectively are

Two concentric hollow conducting spheres of radius r and R are shown. The charge on outer shell is Q. what charge should be given to inner sphere so that the potential at any point P outside the outer sphere is zero ?

A solid conducting sphere of radius 'a' is surrounded by a thin uncharged concentric conducting shell of radius 2a . A point charge q is placed at a distance 4a from common centre of conducting sphere and shell. The inner sphere is then grounded The charge on solid sphere is

AAKASH SERIES-ELECTROSTATICS-ADDITIONAL PRACTICE EXERCISE (LEVEL -II LECTURE SHEET (ADVANCED) STRAIGHT OBJECTIVE TYPE QUESTIONS)
  1. The figure shows an electric line of force which curves along a circul...

    Text Solution

    |

  2. Three concentric metallic spherical shell A,B and C or radii a,b and c...

    Text Solution

    |

  3. Three concentric conducting spherical shells of radii R,2R carry charg...

    Text Solution

    |

  4. Electric charge Q is uniformly distributed around a thin ring of radiu...

    Text Solution

    |

  5. A, B, C, D, P and Q are points in a uniform electric field. The potent...

    Text Solution

    |

  6. The electric field intensity at all points in space is given by vecE =...

    Text Solution

    |

  7. Electric potential V in space as a function of cartesian co-ordinates ...

    Text Solution

    |

  8. In a uniform electric field, the potential is 10 V at the origin of co...

    Text Solution

    |

  9. A circular ring of radius R with uniform positive charge density lambd...

    Text Solution

    |

  10. Two small charged blocks of charges 5mu C and 3mu C are kept on a roug...

    Text Solution

    |

  11. A point charge .q. is placed at the centre of an uncharged conducting ...

    Text Solution

    |

  12. Two charged particles having charges 1 and -1 mu C and of mass 50 g ea...

    Text Solution

    |

  13. A solid conducting sphere of radius a having a charge q is surrounde...

    Text Solution

    |

  14. A spherical shell of radius R(1) with a uniform charge q has a point c...

    Text Solution

    |

  15. Self energy of conducting sphere of radius .r. carrying charge .Q. is

    Text Solution

    |

  16. Self energy of conducting sphere of radius .r. carrying charge .Q. is

    Text Solution

    |

  17. A thin wire of linear charge density lambda is bent in the form of a t...

    Text Solution

    |

  18. Electric field in a region is given by vec( E) = - 4xhat(i) + 6yhat(j)...

    Text Solution

    |

  19. The potential in certain region is given as V = 2x^(2), then the charg...

    Text Solution

    |

  20. Two thin conducting shells of radii R and 3R are shown in the figure. ...

    Text Solution

    |