Process Control and Instrumentation The function of a transducer is to Codify/decodify the input signal Convert the primary signal into a more useful quantity, usually an electric impulse Amplify the input signal Modify the input signal Codify/decodify the input signal Convert the primary signal into a more useful quantity, usually an electric impulse Amplify the input signal Modify the input signal ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The thermal emf-temperature relationship of most thermocouples is Square root Exponential Linear Parabolic Square root Exponential Linear Parabolic ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following thermocouples is the most suitable for measuring a temperature of about 1600°C in an oxidizing atmosphere? Copper-constantan Iron-constantan Platinum-platinum + rhodium Chromel-alumel Copper-constantan Iron-constantan Platinum-platinum + rhodium Chromel-alumel 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. Manipulated Controlled Load None of these Manipulated Controlled Load None of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The transfer function of a pure dead time system with dead time τd is Τds + 1 E-τds 1/(τds + 1) Eτds Τds + 1 E-τds 1/(τds + 1) Eτds ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The closed loop pole of a stable second order system could be Complex conjugate with positive real parts Both real and negative Both real and positive One real positive and the other real negative Complex conjugate with positive real parts Both real and negative Both real and positive One real positive and the other real negative ANSWER DOWNLOAD EXAMIANS APP