Process Control and Instrumentation Mercury thermometer is commonly used for low temperature measruement. The freezing point and boiling point of mercury are respectively __________ °C. - 10 and 425 - 51 and 439 - 39 and 350 - 79 and 395 - 10 and 425 - 51 and 439 - 39 and 350 - 79 and 395 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following is not a mechanical pressure sensing element? Diaphragm Bourdon tube Bellows U-tube Diaphragm Bourdon tube Bellows U-tube ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Bimetal strips are not used in Thermostats Thermocouples Bimetallic thermometers Relays for opening & closing of electrical circuits Thermostats Thermocouples Bimetallic thermometers Relays for opening & closing of electrical circuits ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Smoke density of the flue gas going out of the chimney is measured by a Thermal conductivity meter Chromatograph Photo electric cell Polarograph Thermal conductivity meter Chromatograph Photo electric cell Polarograph ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Thermal wells are used in the temperature measurement to Reduce measuring lag Increase the fidelity Guard against corrosive and oxidising action on thermocouple materials Increase the sensitivity Reduce measuring lag Increase the fidelity Guard against corrosive and oxidising action on thermocouple materials Increase the sensitivity ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation All the thermocouples used for temperature measurement use dissimilar metal Beads Wires Strips Bars Beads Wires Strips Bars ANSWER DOWNLOAD EXAMIANS APP
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