Home
Class 11
PHYSICS
Conduction electrons are almost uniforml...

Conduction electrons are almost uniformly distributed within a conducting plate. When placed in an electrostatic field `E_1` the electric field within the plate

A

is zero

B

is infinite

C

depends upon E

D

depends upon the atomic numbers of the conducting elements

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • ELECTRONS AND PHOTONS

    TARGET PUBLICATION|Exercise Evaluation Test|19 Videos

  • FORCE

    TARGET PUBLICATION|Exercise Evaluation Test|18 Videos

Similar Questions

Explore conceptually related problems

125 electrons are equally spaced and fixed around a circle of radius R. Relative to V = 0 at infinity, the electrostatic potential V and the electric field E at the centre C are

A conducting cylinder of length 2m has a charge of 100 mu C and is surrounded by a medium of dielectric constant 3. Find the electric field intensity at a distance of 3m from the axis of the cylinder .

The plates of a parallel plate capacitor have an area of 90 cm^2 each and are separated by 2.5 mm. The capacitor is charged by connecting it to a 400 V supply, View this energy as stored in the electrostatic field between the fields, and obtain the energy per unit volume u .Hence ,arrive at a relation between u and the magnitude of electric field E between the plates . Electrostatic energy = 2.22xx 10^-6 J

An electron of mass m, charge e falls through a distance h metre in a uniform electric field E. Then time of fall

4xx10^10 electrons are removed from a neutral metal sphere of diameter 20 cm placed in air. The magnitude of the electric field (in NC^-1 ) at a distance of 20 cm from its centre is

A magnetic field set up using Helmholtz coils is uniform in a small, region and has a magnitude of 0.75 T. In the same region a uniform electrostatic field is maintained in a direction normal to the common axis of the coils . A narrow beam of (single species) charged particles all accelerated through 15 kV enters this region in a direction perpendicular to both the axis of the coils and the electrostatic field . If the beam remains undeflected when the electrostatic field is 9.0 xx 10^-5 V m^-1 , make a simple guess as to what the beam contains . Why is the answer not unique ?

A conducting cylinder having charge density of 0.121 mu C/m^2 and radius 25 mm is surrounded by a medium of dielectric constant 4 . Find the electric field intensity at a distance of 1m from the axis of the cylinder .

Two plates are 1.5 cm apart, and a potential difference of 7.5 volt is applied between them, the electric field between the plates is

Answer the following questions : Study the following principle and answer the questions. A force is excreted on a current - carrying conductor placed in a magnetic field. The direction of this force depends on both the direction of the current and the direction of the magnetic field . This force is maximum when the direction of the current is perpendicular to the direction of the magnetic field. In which electrical equipment is this principal used?

Answer the following question: Two conductors A and B are mounted on insulated stands and connected by a conducting wire as shown in figure. What is the direction of current when the electric potential of A is (1) higher than that of B(2) lower than that of B?

TARGET PUBLICATION-ELECTROSTATICS-EXCERCISE
  1. If 6.24xx10^18 electrons carry a total charge of 1 coulomb then how ma...

    Text Solution

    |

  2. The superposition of forces is a method to find force on a charge when

    Text Solution

    |

  3. Conduction electrons are almost uniformly distributed within a conduct...

    Text Solution

    |

  4. The electric field inside a spherical shell of uniform surface charge ...

    Text Solution

    |

  5. The unit of electric field is NOT equivalent to

    Text Solution

    |

  6. Intensity of an electric field E due to a dipole, depends on distance ...

    Text Solution

    |

  7. The magnitude of electric field intensity E is such that an electron p...

    Text Solution

    |

  8. The intensity of electric field required to balance a proton of mass 1...

    Text Solution

    |

  9. The acceleration of a particle of charge of 0.5 C and 500g mass kept i...

    Text Solution

    |

  10. The distance between a proton and an electron both having a charge 1.6...

    Text Solution

    |

  11. Two charges +4e and +e are at a distance x apart. At what distance a c...

    Text Solution

    |

  12. When electric field intensity vec E at any point in the electric field...

    Text Solution

    |

  13. Figure shows the electric lines of force emerging from a charged body....

    Text Solution

    |

  14. An electric line of force is

    Text Solution

    |

  15. Which of the following is NOT true about electric lines of forces?

    Text Solution

    |

  16. Electric lines of force about a negative point charge are

    Text Solution

    |

  17. When electric field intensity vec E at any point in the electric field...

    Text Solution

    |

  18. The figure represents electric lines of force originating from charge ...

    Text Solution

    |

  19. The S.I. unit of electric flux is

    Text Solution

    |

  20. The total number of tubes of induction passing normally through a surf...

    Text Solution

    |