What is a dielectric?

  • A
    $A$ conductor that allows current to flow.
  • B
    An insulating material that can be polarized by an external electric field.
  • C
    $A$ semiconductor material.
  • D
    $A$ magnetic material.

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Similar Questions

The electric force acting between two point charges kept at a certain distance in vacuum is $16 \ N$. If the same two charges are kept at the same distance in a medium of dielectric constant $8$,the electric force acting between them is . . . . . . .

How does the polarised dielectric modify the original external field inside it?

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If the dielectric constant and dielectric strength are represented by $k$ and $x$ respectively,what properties should a suitable material have to be used as a dielectric in a capacitor?

Explain the polarization of a polar molecule in a uniform electric field.

Why can a metal not be used as a dielectric in a capacitor?

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