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An isolated solid metal sphere of radius...

An isolated solid metal sphere of radius `R` is given an electric charge. The variation of the intensity of the electric field with the distance `r` from the centre of the sphere is best shown by

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Knowledge Check

  • A conducting sphere of radius R is charged to a potential of V volt. Then the electric field at a distance r (gt R) from the centre of the sphere would be

    A
    `(RV)/(r^(2))`
    B
    `(V)/(R )`
    C
    `(rV)/(R^(2))`
    D
    `(R^(2)V)/(r^(2))`

  • Following curve shows the variation of intesity of gravitational field (vec(I)) with distance from the centre of solid sphere(r) :

    A
    B
    C
    D

  • A non-conducting solid sphere of radius R is uniformly charged. The magnitude of the electric field due to its sphere at a distance r from its centre.

    A
    Increases as r increases inside the sphere
    B
    Decreases as r increases inside as well as outside
    C
    Increases as increases outside the sphere
    D
    Is discontinuousat r=R

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    A conducting sphere of radius R is given a charge Q . The electric potential and the electric field at the centre of the sphere respectively are

    A conducting sphere of radius R is charged to a potential of V volts. Then the electric field at a distance r ( gt R) from the centre of the sphere would be

    A non-conducting solid sphere of radius R is uniformly charged. The magnitude of the electric filed due to the sphere at a distance r from its centre

    A sphere of radius R, is charged uniformly with total charge Q. Then correct statement for electric field is (r = distance from centre): -

    There is a solid sphere of radius R having uniformly distributed charge throughout it. What is the relation between electric field E and distance r from the centre (r lt R) ?

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