Process Control and Instrumentation Bimetal strips are not used in Thermostats Bimetallic thermometers Thermocouples Relays for opening & closing of electrical circuits Thermostats Bimetallic thermometers Thermocouples Relays for opening & closing of electrical circuits ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Dead zone in an instrument must be less than __________ percent of the scale. 0.2 4 8 1.5 0.2 4 8 1.5 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Select the correct statement from the following. The amplitude ratio of a pure time delay system increases with frequency The amplitude ratio of a pure capacity process is inversely proportional to frequency The phase lag of a pure time delay system decreases with increasing frequency The frequency response of a pure capacity process is unbounded The amplitude ratio of a pure time delay system increases with frequency The amplitude ratio of a pure capacity process is inversely proportional to frequency The phase lag of a pure time delay system decreases with increasing frequency The frequency response of a pure capacity process is unbounded ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following is not a composition measuring instrument? Polarograph Mass spectrometer Hot wire anemometer Thermal conductivity cell Polarograph Mass spectrometer Hot wire anemometer Thermal conductivity cell ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Nichol's chart deals with R. vs. phase lag of first order Frequency response values of controllers Closed loop values vs. open loop values R. vs. phase lag of second order R. vs. phase lag of first order Frequency response values of controllers Closed loop values vs. open loop values R. vs. phase lag of second order ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following can measure temperatures in the range of - 20 to 300°C ? Mercury in glass thermometer Resistance thermometer Vapor pressure thermometer None of these Mercury in glass thermometer Resistance thermometer Vapor pressure thermometer None of these ANSWER DOWNLOAD EXAMIANS APP