Hamad Process Control and Instrumentation 17/08/2020 A. CO2 B. O2 C. NO D. NO2 Related Mcqs: Stabilising time for the controllers is the time required for the response to reach _____________ percent of its ultimate value?A. 63.2 B. 87.5 C. 95 D. 100... Which of the following thermocouples is the most suitable for measuring a temperature of about 1600°C in an oxidizing atmosphere ?A. Platinum-platinum + rhodium B. Iron-constantan C. Copper-constantan D. Chromel-alumel... Thermal wells used in temperature measurements should have __________________?A. Very thick walls B. Low emissivity C. Polished surface D. High transmissivity of radiation... ____________ is the static characteristics of an instrument?A. Response B. Tine lag C. Drift D. Dynamic error... Sub-zero temperature (< 0°C) can be measured by a constant volume gas thermometer employing ?A. Helium B. Nitrogen C. Hydrogen D. None of these...
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