The mutual induction coefficient of the two coils is 0.09H. Changing current 0-20 A from 0.006 to 0 sec in the primary will generate _____ of the electromotive force in the secondary.
1
200 V
2
300 V
3
120 V
4
180 V
The mutual induction coefficient of the two coils is 0.09H. Changing current 0-20 A from 0.006 to 0 sec in the primary will generate _____ of the electromotive force in the secondary.