0 0 votes The feedback system shown below oscillates at $2$ rads /s when $K=2$ and $a=0.75$ $K=3$ and $a=0.75$ $K=4$ and $a=0.5$ $K=2$ and $a=0.5$ Control Systems gate2012-ee control-systems + – Andrijana3306 256 views answer comment Share Follow 0 reply Please log in or register to add a comment.