The time constant of a unity gain, first order plus time delay process is 5 min. If the phase lag at a frequency of 0.2 rad/min is 60°, then the dead time (in minutes) is________________?
(A) 5π/12
(B) π/6
(C) π/12
(D) π/3
| Share this... |
 Facebook
|
 Twitter
|
 Linkedin
|
 Whatsapp
|
Your email address will not be published. Required fields are marked *