Home
Class 12
PHYSICS
Define dielectric polarisation....

Define dielectric polarisation.

Promotional Banner

Topper's Solved these Questions

  • QUESTION PAPER 2016

    UNITED BOOK HOUSE|Exercise EXERCISE|49 Videos

  • QUESTION PAPER 2018

    UNITED BOOK HOUSE|Exercise EXAMPLE|75 Videos

Similar Questions

Explore conceptually related problems

Explain what you mean by electric polarisation.

Define electric potential. Determine the electric potential at a distance r from a point charge q placed in vacuum. What would be the change in the potential if the charge is placed in a medium of dielectric constant k?

Correct value of dielectric constant ‘K’ in the relation given is—

On dilution of H_(2)O_(2) the value of dielectric constant-

What is the angle of between the plane of polarisation and the direction to propagation to polarised light?

A light is incident on a glass -block at a polarisation angle How does this polarisation angle change with the wavelength of light?

What is the dielectric constant of conducting materials?

What is the dielectric constant of a metal? Give reason.

In a parallel plate capacitor, the capacitance increases from 4muF " to "80muF when a dielectric medium is introduced between the plates. What is the dielectric constant of the medium?

UNITED BOOK HOUSE-QUESTION PAPER 2017-EXERCISE
  1. Define surface density of electric charge. Two large conducting sphe...

    Text Solution

    |

  2. Define dielectric constant. Two charges +-20xx10^(-6)C, placed 2 mm ap...

    Text Solution

    |

  3. Define dielectric polarisation.

    Text Solution

    |

  4. Deduce an expression from the potential energy stored in a parallel pl...

    Text Solution

    |

  5. What is cyclotron frequency? It is possible for a cyclotron to acceler...

    Text Solution

    |

  6. Write down the mathematical form of Ampere's circuital law related to ...

    Text Solution

    |

  7. Define electromagnetic unit of current.

    Text Solution

    |

  8. A wire of length 'I' is bent in the form a circular loop. With a numbe...

    Text Solution

    |

  9. State one defect of Huygens wave theory.

    Text Solution

    |

  10. State that laws of reflection of light .State the laws of refraction o...

    Text Solution

    |

  11. Define resolving power of an optical instrument.

    Text Solution

    |

  12. The resolving power of a microscope at 6000 overset(@)A is 10^4. What ...

    Text Solution

    |

  13. Under what condition will the object and image always be on the same ...

    Text Solution

    |

  14. An image of size 1/n times the object size is formed in a convex mirro...

    Text Solution

    |

  15. Why is red light used as danger signal?

    Text Solution

    |

  16. Explain by using graph the minimum angle of deviation of a ray of ligh...

    Text Solution

    |

  17. Production of X-rays and emissions of electron in photoelectric effect...

    Text Solution

    |

  18. Find the energy required by an electron to have its de Broglie wavelen...

    Text Solution

    |

  19. State the features of photoelectric effect

    Text Solution

    |

  20. In a magnetic field the curvature of the path of a beta- particle is g...

    Text Solution

    |