Electronics - Inductors - Discussion

1. 

After a voltage has been applied to an inductor, the current will be ___ of its full value after 2 time constants.

[A]. 63%
[B]. 86%
[C]. 95%
[D]. 98%

Answer: Option B

Explanation:

No answer description available for this question.

Kate said: (Aug 30, 2017)  
Can someone please explain why is it 86%?

Priyanka said: (Jul 6, 2019)  
Explain it.

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