The adjacent diagram shows a charge +Q held on an insulating support S and enclosed by a hollow spherical conductor. O represents the centre of the spherical conductor and P is a point such that 
and 
. The electric field at point P will be
A
B
C
0
D
None of these
Text Solution
Verified by ExpertsThe correct answer is:
A
According to Gauss' theorem,
Electric field at the point 
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