Process Control and Instrumentation Thermal wells are used in the temperature measurement to Increase the fidelity Increase the sensitivity Reduce measuring lag Guard against corrosive and oxidising action on thermocouple materials Increase the fidelity Increase the sensitivity Reduce measuring lag Guard against corrosive and oxidising action on thermocouple materials ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation All the thermocouples used for temperature measurement use dissimilar metal Beads Strips Bars Wires Beads Strips Bars Wires ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following shows maximum dip effect (indicating reverse direction of temperature change)? Thermocouple Bimetallic thermometer Radiation pyrometer Mercury thermometer Thermocouple Bimetallic thermometer Radiation pyrometer Mercury thermometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Presence of a small amount of water in the organic systems can be determined by the __________ method. Emission spectroscopy Polarimetry Electrical conductivity Dielectric constant end loss factor Emission spectroscopy Polarimetry Electrical conductivity Dielectric constant end loss factor ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Operating range of a temperature measuring instrument is 800 to 1600°C. It could be a/an __________ pyrometer. Radiation Optical Photoelectric None of these Radiation Optical Photoelectric None of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Use of I-control along with P-control facilitates None of these Elimination of offset Reduction of stability time Reduction of offset None of these Elimination of offset Reduction of stability time Reduction of offset ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS