Process Control and Instrumentation Thermal wells are used in the temperature measurement to Increase the fidelity Reduce measuring lag Guard against corrosive and oxidising action on thermocouple materials Increase the sensitivity Increase the fidelity Reduce measuring lag Guard against corrosive and oxidising action on thermocouple materials Increase the sensitivity ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Nickel percentage in invar which is an iron-nickel alloy, and is used as a thermocouple material is 36 12 68 54 36 12 68 54 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Measurement of sub-zero Celcius temperature in industry is done most commonly by Thermocouples Bi-metallic thermometers Resistance thermometers Gas thermometers Thermocouples Bi-metallic thermometers Resistance thermometers Gas thermometers ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following judges the accuracy of an instrument? Drift None of these Static error Dead zone Drift None of these Static error Dead zone ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Specific gravity of a liquid can not be measured by a/an Pycnometer Hydrometer Specific gravity bottle Anemometer Pycnometer Hydrometer Specific gravity bottle Anemometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Routh test Cannot be used to test the stability of a control system containing transportation lag Criterion is not applicable to systems with polynomial characteristic equation Can not determine as to how many roots of the characteristics equation have positive real roots Criterion provides information about the actual location of roots Cannot be used to test the stability of a control system containing transportation lag Criterion is not applicable to systems with polynomial characteristic equation Can not determine as to how many roots of the characteristics equation have positive real roots Criterion provides information about the actual location of roots ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS