Q4 of 46 Page 140

If the flux of the electric field through a closed surface is zero.

Gauss’ law states that electric flux through an enclosed surface is equal to 1/ϵ0 times the charge enclosed by the surface.

,


where,


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2

A positive point charge Q is brought near an isolated metal cube.

 3

A large non-conducting sheet M is given a uniform charge density. Two uncharged small metal rods A and B are placed near the sheet as shown in figure.


 5

An electric dipole is placed at the centre of a sphere. Mark the correct options:

 6

Figure shows a charge q placed at the centre of a hemisphere. A second charge Q is placed at one of the positions A, B, C and D. In which position(s) of this second charge, the flux of the electric field through the hemisphere remains unchanged?