Process Control MCQ

Practice the most important Process Control MCQ MCQs with answers and detailed explanations to improve your preparation.

Q1. What is the primary purpose of process control?

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Q2. Which of the following term correctly represents transient nature of a process?

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Q3. In feedback control, the action is based on:

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Q4. The device that compares measured value with setpoint is called:

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Q5. Proportional control action is:

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Q6. In a PI controller, "I" stands for:

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Q7. Derivative control action anticipates:

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Q8. Which is an example of final control element?

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Q9. Dead time in control system refers to:

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Q10. The process variable in a temperature control system is:

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Q11. Feedforward control aims to:

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Q12. Reset windup occurs in:

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Q13. The transfer function relates:

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Q14. In process control, hysteresis means:

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Q15. The steady-state error in a control system is:

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Q16. A controller that reduces steady-state error is:

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Q17. In a cascade control system, the primary controller is:

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Q18. Which sensor measures flow rate?

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Q19. The valve used for proportional control is:

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Q20. What does a PID controller use?

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Q21. An advantage of feedforward control is:

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Q22. Which term describes system stability?

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Q23. Process gain is:

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Q24. Tuning a PID controller involves adjusting:

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Q25. Which control mode eliminates offset error?

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Q26. In a control loop, actuator is:

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Q27. What is the function of a transmitter?

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Q28. Which characteristic curve shows controller output vs error?

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Q29. Integral time constant represents:

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Q30. The term "reset" in control terminology refers to:

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