A cylindrical bar magnet is kept along the axis of a circular coil. On rotating the magnet about its axis, the coil will have induced in it
A. a current
B. no current
C. only an e.m.f.
D. both an e.m.f. and a current
Answer:B
A cylindrical bar magnet is kept along the axis of a circular coil. On rotating the magnet about its axis, the coil will have induced in it
A. a current B. no current C. only an e.m.f. D. both an e.m.f. and a current