Process Control and Instrumentation Liquid column manometers are used for measuring the pressure __________ kgf/cm² . < atmospheric > 2(gage) < 3 (gage) < 10 (gage) < atmospheric > 2(gage) < 3 (gage) < 10 (gage) ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Pick out the most suitable instrument for measuring temperature in the range of-40 to 425°C. Radiation pyrometer Mercury thermometer Bimetallic thermometer None of these Radiation pyrometer Mercury thermometer Bimetallic thermometer None of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Helium gas constant volume thermometer is suitable for the measurement of a temperature of __________ °C. > 800 > 0 < 0 < 100 > 800 > 0 < 0 < 100 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A first order system with a time constant of 1 min is subjected to frequency response analysis. At an input frequency of 1 radian/min, the phase shift is -45° -180° 45° -90° -45° -180° 45° -90° ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation __________ is undesirable in thermocouples used in industries, Corrosion resistance Linear relation of emf to temperature Non-linear relation of emf to temperature Oxidation resistance Corrosion resistance Linear relation of emf to temperature Non-linear relation of emf to temperature Oxidation resistance ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following is an undesirable dynamic characteristic of an instrument? Time lag Static error Reproducibility Dead zone Time lag Static error Reproducibility Dead zone ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS