Process Control and Instrumentation Maximum differential pressure in liquid manometer is __________ psi. 50 20 40 30 50 20 40 30 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The characteristic equation for the control system with a closed loop transfer function G₁/1 + G₂ is given by 1 + G₂ = 0. The characteristic equation for the control system All of these Depends only upon the open loop transfer function Determines its stability Is the same for set point or load changes All of these Depends only upon the open loop transfer function Determines its stability Is the same for set point or load changes ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Thermal wells are used in the temperature measurement to Increase the fidelity Increase the sensitivity Guard against corrosive and oxidising action on thermocouple materials Reduce measuring lag Increase the fidelity Increase the sensitivity Guard against corrosive and oxidising action on thermocouple materials Reduce measuring lag ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following instruments is not used for measuring sub-zero (<0°) temperatures? Vapor pressure thermometer Platinum resistance thermometer Mercury in glass thermometer Radiation pyrometer Vapor pressure thermometer Platinum resistance thermometer Mercury in glass thermometer Radiation pyrometer 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. None of these Bode stability Nyquist Routh stability None of these Bode stability Nyquist Routh stability ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Continuous measurement of moisture in paper is done by Hair-hygrometer Sling psychrometer Weighing High resistance Wheatstone's bridge circuit Hair-hygrometer Sling psychrometer Weighing High resistance Wheatstone's bridge circuit ANSWER DOWNLOAD EXAMIANS APP
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