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 Depends only upon the open loop transfer function Is the same for set point or load changes All of these Determines its stability Depends only upon the open loop transfer function Is the same for set point or load changes All of these Determines its stability ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Vapour actuated pressure spring thermometer does not require ambient temperature compensation. Ambient temperature compensation is provided in gas or liquid expansion pressure spring thermometer by Making the volume of thermometer bulb as large as conveniently possible All of these Reducing the volume of the receiving element to a minimum Reducing the volume of the capillary to a minimum Making the volume of thermometer bulb as large as conveniently possible All of these Reducing the volume of the receiving element to a minimum Reducing the volume of the capillary to a minimum ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation In a shell and tube heat exchanger, the outlet temperature of heating/cooling fluid is the __________ variable. Load Manipulated None of these Controlled Load Manipulated None of these Controlled ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following is not a second order instrument? Bare mercury in glass thermometer Pressure gauge with one bellow, two tubes and a tank Mercury in glass thermometer with covering None of these Bare mercury in glass thermometer Pressure gauge with one bellow, two tubes and a tank Mercury in glass thermometer with covering None of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Flapper nozzle is used in a/an __________ controller. Pneumatic Hydraulic Electronic None of these Pneumatic Hydraulic Electronic None of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The second order system with the transfer function 4/(S² + 2S + 4) has a damping ratio of 1.0 0.5 2.0 4.0 1.0 0.5 2.0 4.0 ANSWER DOWNLOAD EXAMIANS APP
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