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Control System Design Quiz

Total questions: 25

Worksheet time: 8mins

Name
Class
Date
1.

You are designing a new temperature-control system for a chemical reactor. The process shows slow dynamics with minimal noise but large time delay. Which tuning strategy would you design to minimize overshoot while avoiding oscillations?

a)

Create a PID controller with high proportional gain

b)

Create a Smith Predictor-based control strategy

c)

Create a controller using only derivative action

d)

Create a control loop with aggressive integral action

2.

A plant requires a start-up sequence where the control loop must self-adapt based on real-time load changes. Which tuning architecture would you develop?

a)

Manual tuning every hour

b)

Static Ziegler-Nichols tuning

c)

Model-based adaptive tuning

d)

Remove integral action completely

3.

You are asked to design a tuning method for a pressure loop that frequently saturates due to operator-induced setpoint spikes. Which approach is best to implement?

a)

Create a loop with anti-reset windup features

b)

Increase proportional gain

c)

Disable derivative

d)

Add feed-forward with no feedback

4.

To reduce energy consumption in a batch heating system, you must design a tuning scheme that minimizes valve movement. What approach should you create?

a)

Very high gain to make the valve respond faster

b)

PID with derivative filtering

c)

Low-gain, model-predictive, smooth-response controller

d)

Integral-only control

5.

You are tasked with creating a tuning method that automatically compensates for drift in process dynamics. Which method would you design?

a)

Offline manual tuning

b)

Relay-feedback auto-tuning

c)

Gain scheduling

d)

Ziegler-Nichols ultimate gain tuning

6.

You must create a solution that protects a flow control loop from sudden disturbances caused by pump startups. Which design is best?

a)

Derivative kick enabled

b)

Feed-forward compensator

c)

No derivative action

d)

Controller with low scan rate

7.

To handle a strongly nonlinear level tank system, which controller design would you build?

a)

Linear PID controller only

b)

Single-point tuned controller

c)

Gain-scheduled PID controller

d)

On–off controller

8.

A reactor requires highly stable control during exothermic runaway conditions. Which tuning solution would you design?

a)

Aggressive proportional gain

b)

Cascade control with tuned inner loop

c)

Remove derivative action

d)

Disable integral action

9.

You want to create a controller that prioritizes safety by reacting early to rapid deviations. What would you implement?

a)

Increased derivative gain with filtering

b)

Increased integral gain

c)

No proportional gain

d)

Minimal derivative action

10.

For a continuous mixing system with variable flow rates, which design optimizes tuning robustness?

a)

Create a multi-model controller

b)

Create a fixed setpoint controller

c)

Disable integral action

d)

Add delay intentionally

11.

A new sensor tends to drift with temperature. What calibration method should you develop to maintain accuracy without stopping the process?

a)

Manual monthly calibration

b)

Create an automatic temperature-compensated calibration algorithm

c)

Remove the sensor

d)

Use a fixed offset

12.

You must create a calibration procedure for a load cell used in a batching system. Accuracy is critical. What method do you design?

a)

Single-point calibration

b)

Multi-point calibration curve

c)

No calibration needed

d)

Add a constant correction factor

13.

To minimize human error in field calibration of transmitters, what should you design?

a)

A detailed manual procedure only

b)

A fully automated digital calibration system

c)

Remove all calibration steps

d)

Increase operator training only

14.

You are designing a calibration workflow for instruments that degrade with use. Which system is most effective?

a)

Static one-time calibration

b)

Sensor redundancy with cross-calibration

c)

Random calibration

d)

Zero calibration only

15.

To maintain calibration accuracy in a dusty and humid environment, which solution would you design?

a)

Standard open-air calibration

b)

Environmental compensation system

c)

Skip calibration

d)

Increase calibration intervals only

16.

A pressure transmitter is consistently off by a non-linear margin. What calibration model should you create?

a)

Linear adjustment

b)

2-point zero/span only

c)

Polynomial calibration curve

d)

Offset only

17.

You want to create an improved calibration routine that reduces downtime in a refinery. Which method is best?

a)

Offline full recalibration only

b)

In-process dual-sensor validation

c)

Removing redundancy

d)

Manual recalibration every minute

18.

You need to design a calibration system that adapts to sensor drift occurring unpredictably. Which will you build?

a)

Self-calibration using internal reference standards

b)

Weekly manual calibration

c)

Zero-only calibration

d)

Remove the sensor

19.

You are designing a new electro-pneumatic positioning system for robotic arms. Precision is critical. Which design improves accuracy the most?

a)

Single feedback loop

b)

Dual feedback (position + pressure)

c)

No feedback

d)

Only manual control

20.

You need to create a fail-safe system for a pneumatic actuator in case of power loss. Which approach should you design?

a)

No backup

b)

Spring-return actuator + solenoid vent valve

c)

Keep the valve energized at all times

d)

Use manual override only

21.

A factory requires you to design a high-speed electro-pneumatic sorting mechanism. What should you integrate?

a)

Slow-acting valves

b)

High-speed proportional valves with electronic control

c)

Manual switches

d)

Unregulated air supply

22.

You must design a pneumatic circuit capable of holding a precise intermediate position. Which solution is best?

a)

On–off valves

b)

Proportional electro-pneumatic servo valve

c)

Manual needle valve

d)

Only a pressure regulator

23.

A plant requires energy savings in its electro-pneumatic system. Which design is most effective?

a)

Full pressure at all times

b)

Variable pressure control using electronic regulation

c)

Disable pressure regulation

d)

Increase actuator size

24.

You are tasked with building a system that must maintain actuator force despite supply pressure fluctuations. What design will you create?

a)

Fixed orifice

b)

Closed-loop force-controlled electro-pneumatic system

c)

On-off solenoid

d)

No feedback

25.

You want to design an electro-pneumatic teaching trainer for students to learn troubleshooting. What feature would you include to maximize learning?

a)

Only perfect circuits

b)

Built-in configurable faults and diagnostics

c)

No indicators

d)

Remove sensors