Process Control and Instrumentation Working principle of mercury in glass thermometer is based on the __________ of mercury with increase in temperature. Differential linear expansion Increase of thermal conductivity Volumetric expansion Increase of pressure Differential linear expansion Increase of thermal conductivity Volumetric expansion Increase of pressure ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following measurements can be made by the measurement of emf? Composition of complex ions Degree of hydrolysis PH value All of these Composition of complex ions Degree of hydrolysis PH value All of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Thermal conductivity measurement is used for the determination of Specific gravity of petrofuels Composition of an alloy O₂ percentage in the flue gas CO₂ percentage in the flue gas Specific gravity of petrofuels Composition of an alloy O₂ percentage in the flue gas CO₂ percentage in the flue gas ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Continuous measurement of moisture in paper is done by Hair-hygrometer Sling psychrometer High resistance Wheatstone's bridge circuit Weighing Hair-hygrometer Sling psychrometer High resistance Wheatstone's bridge circuit Weighing ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Working principle of bimetallic thermometers is difference in linear co-efficient of thermal expansion of two strips of different metals welded together. Which of the following has the maximum thermal co-efficient of linear expansion? Chromel Brass Nickel Invar Chromel Brass Nickel Invar ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The transfer function of a pure dead time system with dead time τd is Eτds Τds + 1 1/(τds + 1) E-τds Eτds Τds + 1 1/(τds + 1) E-τds ANSWER DOWNLOAD EXAMIANS APP
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