Cite one indication that the proportional gain Kp in a PID s

Cite one indication that the proportional gain K(p) in a PID system is too low:

a) fast response, b) oscillation, c) large long-term error, d) hunting

Solution

Ans: k(p) in a pid system:

a) fast response:

b) oscillation:

c) large long-term error:

d) hunting:

the system has two controls:

A. the fulcrum can be adjusted horizontally by turning knob a

B. the float can be adjusted verticallly by turning knob b