1.

The current in a LR circuit builds up to \[\frac{3}{4}\]th of its steady state value in \[4s\]. The time constant of this circuit is [Roorkee 2000]

A.            \[\frac{1}{\ln 2}s\]             
B.            \[\frac{2}{\ln 2}s\]
C.            \[\frac{3}{\ln 2}s\]             
D.            \[\frac{4}{\ln 2}s\]
Answer» C.            \[\frac{3}{\ln 2}s\]             


Discussion

No Comment Found

Related MCQs