The inductance of an iron-core coil decreases if
A. The number of turns is decreased
B. The iron core is removed
C. The length of the coil decreases
D. None of the above
Answer: Option A
Related Questions on Electrical Inductors
The winding resistance of a coil can be increased by
A. Increasing the number of turns
B. Using a thinner wire
C. Changing the core material
D. Increasing the number of turns or using thinner wire
A. 1 mA
B. 10 mA
C. 100 mA
D. 1 A
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