Process Control and Instrumentation Which of the systems having following transfer functions is stable? 1/(s²-2s + 3) 1/(s²+ 2) 1/(s² + 2s + 2) Exp(-20s)/(s² + 2s-l) 1/(s²-2s + 3) 1/(s²+ 2) 1/(s² + 2s + 2) Exp(-20s)/(s² + 2s-l) ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Continuous shell temperature measurement in a liquid-liquid heat exchanger is done by a Thermocouple Reistance thermometer Vapor pressure thermometer Mercury in glass thermometer Thermocouple Reistance thermometer Vapor pressure thermometer Mercury in glass thermometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Flapper nozzle is used in a/an __________ controller. Hydraulic Electronic None of these Pneumatic Hydraulic Electronic None of these Pneumatic ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following thermocouple materials does not contain nickel? Chromel Alumel Constantan None of these Chromel Alumel Constantan None of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Radiation pyrometers as compared to thermocouples Is more affected by corrosive atmosphere Can measure higher temperature Has a slower speed of response Can't measure the temperature of moving objects Is more affected by corrosive atmosphere Can measure higher temperature Has a slower speed of response Can't measure the temperature of moving objects ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation High temperature of around 2000°C of incandescent gas mantles is measured by a/an None of these Here Radiation pyrometer Optical pyrometer Specially designed thermocouple None of these Here Radiation pyrometer Optical pyrometer Specially designed thermocouple ANSWER DOWNLOAD EXAMIANS APP
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