A conducting sphere of radius R is given a charge Q. The electric potential and the electric field at the centre of sphere respectively are(A) zero and \(\cfrac{Q}{4πΣ_0R^2}\)(B) \(\cfrac{Q}{4πΣ_0R}\) and zero(C) \(\cfrac{Q}{4πΣ_0R}\) and \(\cfrac{Q}{4πΣ_0R^2}\)(D) Both and zero

A conducting sphere of radius R is given a charge Q. The electric pote

1.	A conducting sphere of radius R is given a charge Q. The electric potential and the electric field at the centre of sphere respectively are(A) zero and \(\cfrac{Q}{4πΣ_0R^2}\)(B) \(\cfrac{Q}{4πΣ_0R}\) and zero(C) \(\cfrac{Q}{4πΣ_0R}\) and \(\cfrac{Q}{4πΣ_0R^2}\)(D) Both and zero
Answer» (B) \(\cfrac{Q}{4πΣ_0R}\) and zero

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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 sphere respectively are(A) zero and \(\cfrac{Q}{4πΣ_0R^2}\)(B) \(\cfrac{Q}{4πΣ_0R}\) and zero(C) \(\cfrac{Q}{4πΣ_0R}\) and \(\cfrac{Q}{4πΣ_0R^2}\)(D) Both and zero

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