A coil of 300 turns is wound on a non-magnetic core having a mean circumference of 300 mm and a cross sectional area of 300 mm2. The inductor of the coil corresponding to a magnetizing electric current of 3 A will be?

A coil of 300 turns is wound on a non-magnetic core having a mean circ

1.	A coil of 300 turns is wound on a non-magnetic core having a mean circumference of 300 mm and a cross sectional area of 300 mm2. The inductor of the coil corresponding to a magnetizing electric current of 3 A will be?
A.	37.68 μH
B.	47.68 μH
C.	113.04 μH
D.	120.58 μH
Answer» D.

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A coil of 300 turns is wound on a non-magnetic core having a mean circumference of 300 mm and a cross sectional area of 300 mm2. The inductor of the coil corresponding to a magnetizing electric current of 3 A will be?

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