Process Control and Instrumentation The response of two tanks of same size and resistance in series is Critically damped Under damped Over damped None of these Critically damped Under damped Over damped None of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Ordinary mercury in glass thermometer is used for measuring temperature upto 120°C. However, for measuring higher temperature upto __________ °C, thermometer is made by filling nitrogen under pressure above the mercury, which stops the evaporation of mercury and reduces the chance of broken thread of mercury. 700 350 250 550 700 350 250 550 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Radiation pyrometers as compared to thermocouples Has a slower speed of response Can measure higher temperature Can't measure the temperature of moving objects Is more affected by corrosive atmosphere Has a slower speed of response Can measure higher temperature Can't measure the temperature of moving objects Is more affected by corrosive atmosphere ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following controllers has the least maximum deviation? P-controller P-D controller P-I-D controller P-I controller P-controller P-D controller P-I-D controller P-I controller ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following thermocouples is capable of measuring a temperature of -50°C? Iron-constantan Copper - constantan Chromel - alumel Platinum - platinum + rhodium Iron-constantan Copper - constantan Chromel - alumel Platinum - platinum + rhodium ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Continuous shell temperature measurement in a liquid-liquid heat exchanger is done by a Thermocouple Mercury in glass thermometer Vapor pressure thermometer Reistance thermometer Thermocouple Mercury in glass thermometer Vapor pressure thermometer Reistance thermometer ANSWER DOWNLOAD EXAMIANS APP