Question

what is the clock face rule

Answer 1

according to the clock face rule, if we find that in a coil the current is flowing in anti-clock wise direction then the face of the coil will behave like the north pole while if the current is flowing in clock wise direction then the face of the coil will behave like the south pole.

Answer 2

According to clock face rule, if the current flows anti-clockwise in a coil, then the face of the coil behaves like north pole and if the current flows clockwise in the coil, then the face of the coil behaves like south pole.