If a first order system and its time response to a unit step are as shown below, the gain K is :
A. 0.25
B. 0.8
C. 1
D. 4
Answer:D
If a first order system and its time response to a unit step are as shown below, the gain K is :
A. 0.25 B. 0.8 C. 1 D. 4
Explanation: Y(s)/R(s)=K/1+sT+K