Question

A first order instrument has a time constant of 50 sec.
It is subjected to a sinusoidal input cycling at 0.002Hz.
The time lag will now be:
(1) 500 sec (2) 50 sec
(3) 44.6 sec (4) 1 m–sec

Answer 1

500sec is a first instrument has. a time. constant of. 50 sec