Chapter 1

Question 1

It is the process of causing a system variable to conform to some desired value, called a reference value.

Answer 1

Control

Question 2

2 Types of Control

Answer 2

Manual Control and Automatic Control

Question 3

It is the process of measuring the controlled variable (e.g., temperature) and using that information to influence the value of the controlled variable

Answer 3

Feedback

Question 4

It is a multi-disciplinary study that cuts across boundaries of many disciplines.

Answer 4

Control theory

Question 5

It is the cornerstone of control theory.

Answer 5

Math

Question 6

It is an important building block, though mostly from the aspect of signals and systems, and less from
circuits.

Answer 6

Electrical engineering

Question 7

It is an important fundamental, chiefly from the standpoint of dynamic system behavior.

Answer 7

Mechanical engineering

Question 8

A process or plant, one of whose variables we want to control.

Answer 8

Central component

Question 9

Some system input that we do not control

Answer 9

Disturbance

Question 10

A device that influences controlled variable

Answer 10

Actuator

Question 11

It measures desired system output.

Answer 11

Reference sensor

Question 12

It measures actual system output.

Answer 12

Output sensor

Question 13

A device that computes the control effort to apply the the actuator, based on sensor readings.

Answer 13

Compensator or controller