Process Control System

Electrical Measurements

This set of Electrical Measurements & Measuring Instruments Multiple Choice Questions & Answers (MCQs) focuses on “Process Control System”.

1. What is the main objective of process control?
a) to control physical parameters
b) to control mechanical parameters
c) to control optical parameters
d) to control electrical parameters

2. What is a process control system?
a) system to keep the parameters at zero value
b) system to maintain the parameters constant
c) system to keep the parameters at highest value
d) system to check the voltage

3. Physical parameters change due to ________
a) voltage
b) current
c) internal and external disturbances
d) power

4. A process control system consists of ________
a) 10 elements
b) 6 elements
c) 2 elements
d) 4 elements

5. For proper feedback in a process control element, it is required to ________
a) measure P
b) measure set point
c) measure error
d) measure comparator

6. Feedback path element measure only input parameters.
a) True
b) False

7. A transducer converts ________
a) mechanical quantity to electrical form
b) electrical quantity to physical form
c) physical quantity to electrical form
d) chemical quantity to physical form

8. An electrical transducer consists of ________
a) 4 parts
b) 6 parts
c) 8 parts
d) 2 parts

9. A transducer is part of a large circuit and produces the required output.
a) True
b) False

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