In an RC circuit with an initially uncharged capacitor, the time constant is the time that is required for the current through the resistor to reach what percentage of its initial value?
A) 63%
B) 90%
C) 37%
D) 100%
E) 50%

Question

Quizplus · Accepted Answer

The time constant in an RC circuit is the time required for the current to decrease to 37% of its initial value, as the current decays exponentially.

In an RC Circuit with an Initially Uncharged Capacitor, the Time