Published by:
CGP EDU Academic Team
Published on: August 13, 2026
Two metal spheres of radius 
and 
have same surface charge
density 
. If they are brought in contact and then separated, the surface charge density on smaller and bigger sphere becomes 
and 
, respectively. The ratio 
is.
A
B
9
C
D
3
Text Solution
Verified by ExpertsThe correct answer is:
D
For conducting sphere, 
After contact, 
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