Home
Class 12
PHYSICS
The electric field at a distance R due t...

The electric field at a distance R due to charge q is E. If the same charge is placed on the copper sphere of radius R, the electric field at a distance 2R from the centre of spherical conductor will be :

A

0.25 E

B

0.5 E

C

E

D

2 E

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • DUAL NATURE OF RADIATION AND MATTER

    MBD PUBLICATION|Exercise QUESTION BANK |195 Videos

  • ELECTRIC CHARGES AND FIELDS

    MBD PUBLICATION|Exercise QUESTION BANK|93 Videos

Similar Questions

Explore conceptually related problems

The electric field intensity |vecE| at a distance 'r' from the centre of the dipole is

A charge hollow sphere does not produce electric field at any

To measure electric field at a point due to a positive charge, positive test charge q_(0) is put at the point. The measured electric field is

The electric field intensity is |vecE| at a distance x meter from the centre of the sphere of radius r. If x < r then |vecE|

A spherical conducting shell if inner radius R_(1) and outer radius R_(2) has a charge Q. A charge q is placed at the centre of the shell. Write an expression for the electric field at a point XgtR_(2) from the centre of the shell.

MBD PUBLICATION-ELECTOSTATIC POTENTIAL AND CAPACITANCE-QUESTION BANK
  1. Two conducting spheres of radius r1 and r2 are equally charged. The ra...

    Text Solution

    |

  2. A charge of 8xx10^-6C is given to a metallic sphere of radius 5 cm pla...

    Text Solution

    |

  3. The electric field at a distance R due to charge q is E. If the same c...

    Text Solution

    |

  4. Calculate the energy per unit volume in air, if the intensity of the e...

    Text Solution

    |

  5. The capacitance of earth of radius R treating spherical conductor is:

    Text Solution

    |

  6. One picofarad is equal to :

    Text Solution

    |

  7. Dimensional formula of capacity is :

    Text Solution

    |

  8. A capacitor has a capacity C, when air is present between the two plat...

    Text Solution

    |

  9. A capacitor is connected to a battery of 20 volt, so that a charge of ...

    Text Solution

    |

  10. The capacitance of a parallel plate condenser is :

    Text Solution

    |

  11. The capacity of a parallel plate condenser is given by,

    Text Solution

    |

  12. The plate of a capacitor are separated by .5 mm and they are connected...

    Text Solution

    |

  13. A parallel plate capacitor consists of two plates of area 10^-2m^2 pla...

    Text Solution

    |

  14. A parallel plate capacitor has a capacitance of 50 muF in air and 100 ...

    Text Solution

    |

  15. The plates of a parallel plate capacitor have area 2 m^2 each and are ...

    Text Solution

    |

  16. The capacity of parallel plate condenser is C. When the distance betwe...

    Text Solution

    |

  17. An air condenser of 1 miff is immersed in a transformer oil of dielect...

    Text Solution

    |

  18. A condenser of capacity 5O'|1F is charged to 10-volts. Its energy is e...

    Text Solution

    |

  19. A 60muF capacitor has charge on each plate 3xx10^8 coulomb, then the ...

    Text Solution

    |

  20. A capacitor of capacitance 1/300muF is connected .to a battery of 300 ...

    Text Solution

    |