Home
Class 12
PHYSICS
A uniformly charged thin spherical shell...

A uniformly charged thin spherical shell of radius R carries uniform surface charge density of `sigma` per unit area. It is made of two hemispherical shells, held together by pressing them with force F. F is proportional to

A

`1/epsi_(0) sigma^(2) R^(2)`

B

`1/epsi_(0) sigma^(2) R`

C

`1/epsi_(0) sigma^(2)/R`

D

`1/epsi_(0) sigma^(2)/R^(2)`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • ELECTROSTATICS

    RESONANCE ENGLISH|Exercise Part - II|23 Videos

  • ELECTROSTATICS

    RESONANCE ENGLISH|Exercise HLP|40 Videos

  • ELECTROSTATICS

    RESONANCE ENGLISH|Exercise Part - IV|9 Videos

  • ELECTROMAGNETIC INDUCTION

    RESONANCE ENGLISH|Exercise A.l.P|19 Videos

  • EXPERIMENTAL PHYSICS

    RESONANCE ENGLISH|Exercise PART -II|10 Videos

Similar Questions

Explore conceptually related problems

A uniformly charged thin spherical shell of radius R carries uniform surface charge denisty of isgma per unit area. It is made of two hemispherical shells, held together by presisng them with force F(see figure). F is proportional to

The electric field inside a spherical shell of uniform surface charge density is

A spherical shell of radius R has a uniformly distributed charge ,then electric field varies as

Consider a thin spherical shell of radius R consisting of uniform surface charge density sigma . The electric field at a point of distance x from its centre and outside the shell is

A hemispherical bowl of radius R carries a uniform surface charge density sigma . Find the potential at the topmost point A, taking potential at infinity to be zero.

The magnitude of the electric field on the surface of a sphere of radius r having a uniform surface charge density sigma is

Find the electric field caused by a disc of radius a with a uniform surfce charge density sigma (charge per unit area) at a point along the axis of the disc a distance x from its centre.

A thin circular disk of radius R is uniformly charged with density sigma gt 0 per unit area.The disk rotates about its axis with a uniform angular speed omega .The magnetic moment of the disk is :

(a) Using Gauss's law, derive an expression for the electric field intensity at any point outside a uniformly charged thin spherical shell of radius R and charge density sigma C//m^(2) . Draw the field lines when the charge density of the sphere is (i) positive, (ii) negative. (b) A uniformly charged conducting sphere of 2.5 m in diameter has a surface charge density of 100 mu C//m^(2) . Calculate the (i) charge on the sphere (ii) total electric flux passing through the sphere.

RESONANCE ENGLISH-ELECTROSTATICS-Exercise - 3 Part - I
  1. Under the influence of the Coulomb field of charge +Q, a charge -q is ...

    Text Solution

    |

  2. A few electric field lines for a system of two charges Q(1) and Q(2) f...

    Text Solution

    |

  3. A uniformly charged thin spherical shell of radius R carries uniform s...

    Text Solution

    |

  4. A tiny spherical oil drop carrying a net charge q is balanced in still...

    Text Solution

    |

  5. Consider an electric field vecE = E0hat x, where E0 is a constant. The...

    Text Solution

    |

  6. A spherical metal shell A of radius RA and a solid metal sphere B of r...

    Text Solution

    |

  7. A wooden block performs SHM on a frictionless surface with frequency v...

    Text Solution

    |

  8. Which of the following statement(s) is/are correct ?

    Text Solution

    |

  9. Consider a thin spherical shell of radius R with its centre at the ori...

    Text Solution

    |

  10. Six point charges are kept at the vertices of a regular hexagon of sid...

    Text Solution

    |

  11. Two nonconducting solid spheres of radii R and 2R, having uniform volu...

    Text Solution

    |

  12. Two nonconducting spheres of radii R1 and R2 and carrying uniform volu...

    Text Solution

    |

  13. Charges Q, 2Q and 4Q are uniformly distributed in three dielectric sol...

    Text Solution

    |

  14. Let E1(r), E2(r) and E3(r) be the respectively electric field at a dis...

    Text Solution

    |

  15. Four charges Q(1),Q(2),Q(3) and Q(4) of same magnitude are fixed alo...

    Text Solution

    |

  16. An infinitely long uniform line charge distribution of charge per unit...

    Text Solution

    |

  17. The figure below depict two situations in which two infinitely long st...

    Text Solution

    |

  18. Consider a unifrom spherical charge distribution on of radius R(1) ...

    Text Solution

    |

  19. A point charge +Q is placed just outside an imaginary hemispherical su...

    Text Solution

    |

  20. An infinitely long thin non-conducting wire is parallel to the z-axis ...

    Text Solution

    |