Process Control and Instrumentation Smoke density of the flue gas going out of the chimney is measured by a Chromatograph Thermal conductivity meter Polarograph Photo electric cell Chromatograph Thermal conductivity meter Polarograph Photo electric cell 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 Mercury thermometer Dilatometer Bimetallic thermometer Beckman thermometer Mercury thermometer Dilatometer Bimetallic thermometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Reference points i.e., ice point and steam point in Reaumer temperature scale are respectively - 273° & 80° 32° & 460° 32° & 80° 0° & 80° - 273° & 80° 32° & 460° 32° & 80° 0° & 80° ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Thermal wells are used in the temperature measurement to Reduce measuring lag Increase the sensitivity Guard against corrosive and oxidising action on thermocouple materials Increase the fidelity Reduce measuring lag Increase the sensitivity Guard against corrosive and oxidising action on thermocouple materials Increase the fidelity ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Temperature measurement by optical pyrometer is done above __________ point, which is 1063°C. Antimony Silver Nickel Gold Antimony Silver Nickel Gold ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Normal mercury thermometer can be used to measure a temperature of about 300°C. However, its maximum temperature measurement range can be increased upto about 500°C by Increasing the diameter of the tube Accounting for the tube expansion Using steel tube in place of glass tube Filling nitrogen under pressure in the stem Increasing the diameter of the tube Accounting for the tube expansion Using steel tube in place of glass tube Filling nitrogen under pressure in the stem ANSWER DOWNLOAD EXAMIANS APP
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