Hamad Process Control and Instrumentation 04/05/2020 A. Milli volts B. Micro volts C. Volts D. Kilo volts Related Mcqs: Nickel percentage in invar which is an iron-nickel alloy, and is used as a thermocouple material is __________________?A. 12 B. 36 C. 54 D. 68... Pick out the one which is a first order instrument ?A. Mercury in glass thermometer (without any covering or air gap) B. Bare metallic thermometer C. Bare vapor pressure thermometer D. All A., B. and C.... Liquid discharge from a tank or reservoir cannot be measured by __________________?A. Orificemeter B. Weirs C. Mouthpieces D. Notches... Which of the following relates the absorption & evolution of heat at the junctions of a thermocouple to the current flow in the circuit ?A. Seebeck effect B. Peltier effect C. Joule heating effect D. Thomson effect... Working principle of mercury in glass thermometer is__________________?A. Volumetric expansion B. Pressure rise with temperature C. Linear expansion D. None of these...
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