The electric potential at a point in free space due to a charge Q coulomb is Q x 1011 V. The electric field at that point is: [1]
A. 12πε0 Q x 1022 Vm-1
B. 4πε0 Q x 1020 Vm-1
C. 12πε0 Q x 1020 Vm-1
D. 4πε0 Q x 1022 Vm-1
Answer:D
The electric potential at a point in free space due to a charge Q coulomb is Q x 1011 V. The electric field at that point is: [1]
A. 12πε0 Q x 1022 Vm-1 B. 4πε0 Q x 1020 Vm-1 C. 12πε0 Q x 1020 Vm-1 D. 4πε0 Q x 1022 Vm-1
Explanation: Given that,