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Grade: 12th pass

                        

solid not conducting sphere of radius r have a cycle cavity of radius r by 2 carries a uniformly distributed charge q electric field at the center of the cavity is?

one year ago

Answers : (2)

Arun
25185 Points
							
The electric potential at a distance r from the center of a sphere of radius R where rV 
r
​ 
 = 
2R
KQ
​ 
 (3− 
2
 
2
 
​ 
 )
2R 
3
 
KQ(3R 
2
 −r 
2
 )
​ 
 
4πε 
o
​ 
 
1
​ 
  
2R 
3
 
Q(3R 
2
 −r 
2
 )
​ 
 
 
At the center of a sphere, the value of R=0. So, according to formula of potential, V= K 
R
Q
​ 
 . Here R= 0. So the potential at the center will be infinite.
5 months ago
Vikas TU
13785 Points
							
Dear student 
The above explanation is not properly explained 
Please ignore this 
We are sorry for inconvenience.
Good Luck 
Cheers 
5 months ago
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