A point charge q is placed at some distance d away from the center of a grounded conducting sphere of radius r, as shown in the figure. The charge that flows from the earth to the sphere is
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
C
Let us assume that the charge flowing from earth to the sphere is q 1 . Since the sphere is grounded, its potential will be zero. Hence,
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