When a switch is closed, completing an LR series circuit, the time needed for the current to reach one half its maximum value is ____ time constants.

When a switch is closed, completing an LR series circuit, the time needed for the current to reach one half its maximum value is ____ time constants.
A)0.250
B)0.500
C)0.693
D)1.00
E)1.44

Leave a Reply

Your email address will not be published.