The inductance of a single layer solenoid of 10 turns is ___

The inductance of a single layer solenoid of 10 turns is 5 µH.

Which one cf the following is the correct value of inductance when the number of turns is 20 and the length is doubled?

A. 10 µH
B. 20 µH
C. 40 µH
D. 5 µH

Show Answer

Answer: A

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