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 On-off controllers are normally used for Temperature changes None of these Flow rate changes Low loads Temperature changes None of these Flow rate changes Low loads ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Thermisters which have a very high temperature co-efficient of resistivity belong to the class of solid called Insulators Semi conductors Dielectrics Conductors Insulators Semi conductors Dielectrics Conductors ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Radiation pyrometers as compared to thermocouples Has a slower speed of response Can't measure the temperature of moving objects Can measure higher temperature Is more affected by corrosive atmosphere Has a slower speed of response Can't measure the temperature of moving objects Can measure higher temperature Is more affected by corrosive atmosphere ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Minute depression of freezing point of a liquid solvent on addition of a solid solute can be best measured by a Beckman thermometer Bimetallic thermometer Dilatometer Mercury thermometer Beckman thermometer Bimetallic thermometer Dilatometer Mercury thermometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following filled system expansion thermometer has the capability to measure the lowest temperature? Fused metal (Na or K) in steel thermometer Mercury in glass thermometer Mercury in steel thermometer Alcohol in glass thermometer Fused metal (Na or K) in steel thermometer Mercury in glass thermometer Mercury in steel thermometer Alcohol in glass thermometer ANSWER DOWNLOAD EXAMIANS APP
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