A particular control system yielded a steady state error of 0.20 for unit step input. A unit integrator is cascaded to this system and unit ramp input is applied to this modified system. What is the value of steady- state error for this modified system?

A particular control system yielded a steady state error of 0.20 for

1.	A particular control system yielded a steady state error of 0.20 for unit step input. A unit integrator is cascaded to this system and unit ramp input is applied to this modified system. What is the value of steady- state error for this modified system?
A.	0.10
B.	0.15
C.	0.20
D.	0.25
Answer» E.