Process Control and Instrumentation Optical activity of a solution can be determined using a Refractrometer Dilatometer Polarimeter Polarograph Refractrometer Dilatometer Polarimeter Polarograph ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation What is the normal percentage of rhodium in platinum + rhodium element used in the thermocouple? 3 0.1 29 13 3 0.1 29 13 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Humidity of air can be determined by a Chromatograph Sling psychrometer Mass spectrometer Polarimeter Chromatograph Sling psychrometer Mass spectrometer Polarimeter 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? Nickel Invar Chromel Brass Nickel Invar Chromel Brass ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Relationship between absorption/evolution of heat at the thermocouple junctions and the current flow in the circuit is given by __________ effect. Seebeck None of these Peltier Thomson Seebeck None of these Peltier Thomson 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? Water Carbon-tetrachloride Methyl alcohal Mercury Water Carbon-tetrachloride Methyl alcohal Mercury ANSWER DOWNLOAD EXAMIANS APP
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