A conducting sphere of radius R is give a charge  The electric potential and the electric field at the centre of the sphere are, respectively-
A. zero, \(\frac { Q }{ { 4\pi ε }_{ 0 }{ R }^{ 2 } } \)
B. \(\frac { Q }{ { 4\pi ε }_{ 0 }{ R } } \)
C. \(\frac { Q }{ { 4\pi ε }_{ 0 }{ R } } \), zero
D. zero,zero
Answer:C
A conducting sphere of radius R is give a charge  The electric potential and the electric field at the centre of the sphere are, respectively-
A. zero, \(\frac { Q }{ { 4\pi ε }_{ 0 }{ R }^{ 2 } } \) B. \(\frac { Q }{ { 4\pi ε }_{ 0 }{ R } } \) C. \(\frac { Q }{ { 4\pi ε }_{ 0 }{ R } } \), zero D. zero,zero