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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 

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By Expert Faculty of Sri Chaitanya
a
zero and Q4πε0R2
b
Q4πε0R and zero
c
Q4πε0R and Q4πε0R2
d
Both are zero
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detailed solution

Correct option is B

For the conducting sphere, Potential at the centre = Potential on the sphere =14πε0QRElectric field at the centre = 0

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