Published by:
CGP EDU Academic Team
Published on: August 21, 2026
Charge on a free pith-ball of mass 
is 
. The magnitude of charge on second pith-ball fixed 
below the former ball, so that upper ball is stationary will be
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
The given situation is shown below
When the upper ball remains stationary, then
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