Forward path transfer function of a unity feedback system is \(G\left( s \right) = \frac{K}{{\left( {s + 5} \right)\left( {s + 10} \right)\left( {s + 15} \right)}}\)Select the appropriate value of K for the system to be oscillatory.

Forward path transfer function of a unity feedback system is \(G\left(

1.	Forward path transfer function of a unity feedback system is \(G\left( s \right) = \frac{K}{{\left( {s + 5} \right)\left( {s + 10} \right)\left( {s + 15} \right)}}\)Select the appropriate value of K for the system to be oscillatory.
A.	4000
B.	5250
C.	2400
D.	7500
Answer» E.