The time constant of an inductor is:
A)the time required for voltage or current to increase to 63% or to decrease to 37%.
B)inversely proportional to the resistance in the circuit.
C)directly proportional to the inductance in the circuit.
D)all of these.

Question

Quizplus · Accepted Answer

The time constant of an inductor is directly proportional to the inductance and inversely proportional to the resistance, and it represents the time required for the current to reach approximately 63% of its final value or decrease to 37% of its initial value.

The Time Constant of an Inductor Is