Process Control and Instrumentation Positioning controllers are used for Flow rate changes High loads Temperature changes Low loads Flow rate changes High loads Temperature changes Low loads ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Radiation pyrometers as compared to thermocouples 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 Is more affected by corrosive atmosphere Can measure higher temperature Has a slower speed of response ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following instruments is not used for measuring sub-zero (<0°) temperatures? Mercury in glass thermometer Radiation pyrometer Vapor pressure thermometer Platinum resistance thermometer Mercury in glass thermometer Radiation pyrometer Vapor pressure thermometer Platinum resistance thermometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following flow-metering instru-ments is an areameter? Rotameter Pitot tube Venturimeter Hot wire anemometer Rotameter Pitot tube Venturimeter Hot wire anemometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A control system is unstable, if the open loop frequency response exhibits an amplitude ratio exceeding unity at the crossover frequency. This is __________ criterion. Routh stability Nyquist Bode stability None of these Routh stability Nyquist Bode stability None of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The amplitude ratio for the sinusoidal response of a __________ is 1. Second order system First order system None of these Transportation lag Second order system First order system None of these Transportation lag ANSWER DOWNLOAD EXAMIANS APP
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