Q. A current flows in a conductor from east to west. The direction of the magnetic field at a point above the conductor is
A) Towards east
B) Towards west
C) Towards north
D) Towards south
Explanation
(c) According to Maxwell’s right hand screw rule, the direction of magnetic field at a point above the conductor is towards north and at a point above the conductor is towards north and at a point below the conductor is towards south.
[image:4_image114.emf]
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.