Question

# A conducting sphere of radius R is given a charge Q. The electric potential and the electric field at the centre of the sphere respectively are :

A
Zero and Q4πϵ0R2
B
Q4πϵ0R and Zero
C
Q4πϵ0R and Q4πϵ0R2
D
Both are zero
Solution
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#### For a conducting sphereElectric fidld at centre =0Potential at centre =KQR=Q4πϵ0R

6
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