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Electric field intensity at a point vari...

Electric field intensity at a point varies as `r^(-3)` for

A

a point charge

B

An electric dipole

C

A plane infinite sheet of charge

D

A line charge of infinite length

Text Solution

Verified by Experts

The correct Answer is:
B
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Knowledge Check

  • Electric field at a point varies as r^(0) for

    A
    An electric dipole
    B
    A point charge
    C
    A plane infinite sheet of charge
    D
    A line charge of infinite length

  • The electric field intensity at a point located at distance r(r lt R) from the center of a spherical conductor (radius R) charged Q will be-

    A
    `kQR//r^(3)`
    B
    `kQr//R^(3)`
    C
    `kQ//r^(2)`
    D
    zero

  • Electric field intensity at a point is inversely proportional to cube of its distance due to

    A
    a point charge
    B
    an infinite line charge
    C
    an electric dipole
    D
    an infinite plane sheet of charge

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