A steady electric current is flowing through a cylindrical conductor
i) The electric field at the axis of conductor due to the current is zero
ii) The magnetic field at the axis of the conductor is zero
iii) The Electric field in the vicinity of the conductor is zero
iv) The magnetic field in the vicinity of the conductor is zero

Options

A. Only i, ii are true
B. Only i, ii & iii are true
C. Only ii & iii are true
D. Only ii, iii & iv are true

Answer

C