A ramp input applied to a unity feedback system results in 5% steady state error. The type number and zero frequency gain of the system are respectively
A. 1 and 20
B. 0 and 20
C. 0 and 1/20
D. 1 and 1/20
Answer:A
A ramp input applied to a unity feedback system results in 5% steady state error. The type number and zero frequency gain of the system are respectively
A. 1 and 20 B. 0 and 20 C. 0 and 1/20 D. 1 and 1/20