This preview shows page 1. Sign up to view the full content.
Unformatted text preview: 91. Using Eq. 3143, we ﬁnd
i= E
1 − e−t/τL
R =⇒ τL = t
ln 1
1− iR
E = 22.4 s . Thus, from Eq. 3144 (the deﬁnition of the time constant), we obtain L = (22.4 s)(2.0 Ω) = 45 H. ...
View Full
Document
 Fall '08
 SPRUNGER
 Physics

Click to edit the document details