A magnetic field 2 x 10-2 T acts at right angles to a coil of area 100 cm2 with 50 turns. The average emf induced in the coil will be 0.1 V if it is removed from the field in time.
A. 0.01 s
B. 0.1 s
C. 1 s
D. 10 s
Answer:B
A magnetic field 2 x 10-2 T acts at right angles to a coil of area 100 cm2 with 50 turns. The average emf induced in the coil will be 0.1 V if it is removed from the field in time.
A. 0.01 s B. 0.1 s C. 1 s D. 10 s