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- Subject
- Process Control and Instrumentationchemical-engineering › process-control-and-instrumentation
- Published
- 5 Mar 2019
- Last updated
- 28 May 2026
Explanation
Optical, radiation, and photoelectric pyrometers are suitable for high-temperature measurements such as 800–1600°C. Thermocouples, however, are generally not ideal for measuring temperatures in this range due to limitations in accuracy and durability at very high temperatures.
More Process Control and Instrumentation MCQs
Practice related questions from the same subject.
- 1.Identify the device that qualifies as a first-order instrument.
- 2.Identify the first-order system from the options listed below.
- 3.Which of the following statements is accurate?
- 4.Identify the incorrect statement from the following:
- 5.Identify the incorrect statement from the following:
- 6.If a radioactive substance has a half-life of 12 years, how many years will it take for the substance to decay to half of its initial mass?
- 7.What is the term for the frequency at which the amplitude ratio reaches its highest value?
- 8.For which temperature ranges is a thermocouple appropriate for measurement?
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