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Consider a region inside which there are...

Consider a region inside which there are various types of charges but the total charge is zero. At points outside the region,

A

the electric field is necessarily zero

B

the electric field is due to the dipole moment of the charge distribution only

C

the dominant electric field is proportional to `(1)/(r ^(3))`, for large r, where r is the distance from a origin in this region

D

the work done to move a charged particle along a closed path, away from the region, will be zero.

Text Solution

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The correct Answer is:
C, D
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