Whenever, current is changed in a coil, an induced e.m.f. is produced in the same coil. This property of the coil is due to
A. mutual induction
B. self induction
C. eddy currents
D. hysteresis
Answer:B
Whenever, current is changed in a coil, an induced e.m.f. is produced in the same coil. This property of the coil is due to
A. mutual induction B. self induction C. eddy currents D. hysteresis