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When is an electric line of force strai...

When is an electric line of force straight ?

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Electric line of force is curved in the field of more than one point charges.
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The magnetic lines of force around a straight current carrying conductor are circular in nature.

For the given electric lines of force, select the correct out of following statements

Knowledge Check

  • Electric lines of forces -

    A
    Exist everywhere
    B
    Are imaginary
    C
    Exist only in the immediate vicinity of electric charges
    D
    None of the above

  • Assertion (A): The basic difference between magnetic lines of force and electric lines of force is electric lines of force are discontinuous and magnetic lines of force are continuous. Reason (R ): Magnetic lines of force exist in a magnet but no electric lines of force exists in a charged body.

    A
    Both A and R are true and R is the correct explanation of A
    B
    Both A and Rare true but R is NOT the correct explanation of A
    C
    A is true but R is false
    D
    A is false and R is true

  • The number of electric lines of force passing normally through unit area is called

    A
    electric intensity
    B
    flux density
    C
    surface charge density
    D
    None of these

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    Which of the following is correct regarding electric lines of force ? (i) Electric lines of force diverge from +ve and converge at a -ve charge (ii) Electric lines of force never cross each other , otherwise there will be two directions of electric field at a point of intersection which is not possible (iii) Closer are the electric lines of forces , stronger is the field , and further apart lines of force ,weaker is electric field (iv) The electric lines of forces are parallel for a uniform electric field

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