An iron-cored coil has an inductance of 4 H. If the reluctance of the – McqOptions

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1.	An iron-cored coil has an inductance of 4 H. If the reluctance of the flux path is 100 AT/Wb, then the number of turns in the coil is:
A.	400
B.	200
C.	20
D.	40
Answer» D. 40

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