During the period of time known as the first time constant of an exponential curve, the current will rise to about _____ percent of its full value.
A) 50
B) 31.8
C) 100
D) 63.2

Question

Quizplus · Accepted Answer

During the first time constant of an exponential curve, the current (or voltage) will rise to about 63.2 percent of its full value. This is a characteristic of RC (resistor-capacitor) and RL (resistor-inductor) circuits.

During the Period of Time Known as the First Time