Question: Process Control: A PID controller uses proportional, integral, and derivative terms to adjust a process variable. Which term helps eliminate offset ( steady - state

Process Control: A PID controller uses proportional, integral, and derivative terms to adjust a process variable. Which term helps eliminate offset (steady-state error) in the controlled variable?
a) Proportional term
b) Integral term
c) Derivative term
d) All of the above

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