Q. A cylindrical bar magnet is kept along the axis of a circular coil. If the magnet is rotated about its axis, then
A) A current will be induced in a coil
B) No current will be induced in a coil
C) Only an e.m.f. will be induced in the coil
D) An e.m.f and a current both will be induced in the coil
Explanation
(b) Because there is no change in flux linked with coil
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.