Process Control and Instrumentation Nickel percentage in invar which is an iron-nickel alloy, and is used as a thermocouple material is 36 68 12 54 36 68 12 54 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Working principle of mercury in glass thermometer is based on volumetric expansion of mercury with increase in temperature. Which of the following undergoes minimum volumetric expansion for a given temperature change? Mercury Methyl alcohal Water Carbon-tetrachloride Mercury Methyl alcohal Water Carbon-tetrachloride ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Thermal conductivity measurement is used for the determination of Composition of an alloy Specific gravity of petrofuels O₂ percentage in the flue gas CO₂ percentage in the flue gas Composition of an alloy Specific gravity of petrofuels O₂ percentage in the flue gas CO₂ percentage in the flue gas ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following instruments is not used for measuring sub-zero (<0°) temperatures? Radiation pyrometer Vapor pressure thermometer Mercury in glass thermometer Platinum resistance thermometer Radiation pyrometer Vapor pressure thermometer Mercury in glass thermometer Platinum resistance thermometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Strain gage pressure transducers are used to measure __________ pressures. Both A & B Here Gage as well as vacuum Neither A nor B Absolute as well as differential Both A & B Here Gage as well as vacuum Neither A nor B Absolute as well as differential ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Liquid levels in autocalves are measued by Differential float type manometer Glass gauge None of these Simple float Differential float type manometer Glass gauge None of these Simple float ANSWER DOWNLOAD EXAMIANS APP
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