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Two isolated metallic solid spheres of ...

Two isolated metallic solid spheres of radii R and 2R are charged such that both of these have same charge density `sigma`. The spheres are located far away from each other and connected by a thin conducting wire. Find the new charge density on the bigger sphere.

A

`5 sigma`

B

`6 sigma`

C

`(5)/(6) sigma`

D

`2 sigma`

Text Solution

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The correct Answer is:
C
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Knowledge Check

  • Two metal spheres, one fo radius R and the other of radius 2R, both have same surface charge density s. They are brought in contact and seprated. What will be new surface charge densitites on them ?

    A
    `5/2sigma, 5/4sigma`
    B
    `5/3sigma, 5/6sigma`
    C
    `3/5sigma, 6/5sigma`
    D
    `2/3sigma,1/2sigma`

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