When a current of 4 A through primary gives rise to a flux of magnitude 1.35 Wb through secondary, what is the coefficient of mutual induction (M)?
Answer & explanation
Correct answer: option 3
$ M = \frac{\phi}{I} = \frac{1.35}{4} = 0.34H$
When a current of 4 A through primary gives rise to a flux of magnitude 1.35 Wb through secondary, what is the coefficient of mutual induction (M)?
Correct answer: option 3
$ M = \frac{\phi}{I} = \frac{1.35}{4} = 0.34H$