Process Control and Instrumentation The level of a liquid under pressure can be determined using Differential pressure manometer Diaphragm box system Bubbler system Air-trap system Differential pressure manometer Diaphragm box system Bubbler system Air-trap system ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Thermal conductivity based continuous flue gas analyser makes use of varying thermal conductivity of the constituents of flue gases. Which of the following constituents of flue gases has the maximum thermal conductivity? N₂ CO₂ CO O₂ N₂ CO₂ CO O₂ ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Flapper nozzle is used in a/an __________ controller. None of these Pneumatic Hydraulic Electronic None of these Pneumatic Hydraulic Electronic 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 Determines its stability Depends only upon the open loop transfer function All of these Is the same for set point or load changes Determines its stability Depends only upon the open loop transfer function All of these Is the same for set point or load changes ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The closed loop pole of a stable second order system could be Both real and negative One real positive and the other real negative Both real and positive Complex conjugate with positive real parts Both real and negative One real positive and the other real negative Both real and positive Complex conjugate with positive real parts ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Working principle of mercury in glass thermometer is Volumetric expansion None of these Pressure rise with temperature Linear expansion Volumetric expansion None of these Pressure rise with temperature Linear expansion ANSWER DOWNLOAD EXAMIANS APP