Published by:
CGP EDU Academic Team
Published on: August 13, 2026
Consider two identical metallic spheres of radius 
each having charge 
and mass 
. Their centers have an initial separation of 
. Both the spheres are given an initial speed of 
towards each other. The minimum value of 
, so that they can just touch each other is : (Take 
and assume 
where G is the Gravitational constant)
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
A
Using energy conservation
(2) 
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