An air cored coil has an inductance of 0.3 H. If another coil has an i – McqOptions

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1.	An air cored coil has an inductance of 0.3 H. If another coil has an iron core of r = 500, the remaining quantities being the same, the inductance of the second coil will be
A.	0.3 H
B.	0.3 x 500 H
C.	<img src="/_files/images/electronics-and-communication-engineering/networks-analysis-and-synthesis/89-63-1.png">
D.	none of the above
Answer» E.

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