Process Control and Instrumentation The function of a transducer is to Convert the primary signal into a more useful quantity, usually an electric impulse Codify/decodify the input signal Modify the input signal Amplify the input signal Convert the primary signal into a more useful quantity, usually an electric impulse Codify/decodify the input signal Modify the input signal Amplify the input signal ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation 0n-off control which is a special case of proportional control, has a band width of about __________ percent. 75 25 100 75 25 100 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Working principle of disappearing filament type optical pyrometer is based on the Kirchoff's law Wien's law Peltier effect Seebeck effect Kirchoff's law Wien's law Peltier effect Seebeck effect ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The amplitude ratio for the sinusoidal response of __________ is < 1. Second order system Transportation lag None of these First order system Second order system Transportation lag None of these First order system ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following filled system expansion thermometers has the lowest positive temperature measurement capability? Nitrogen in steel thermometer Alcohol in glass thermometer Fused metal (Na or K) in steel thermometer Mercury in glass thermometer Nitrogen in steel thermometer Alcohol in glass thermometer Fused metal (Na or K) in steel thermometer Mercury in glass thermometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The operation of a rotameter is based on Pressure at a stagnation point Pressure drop across a nozzle Rotation of a turbine Variable flow area Pressure at a stagnation point Pressure drop across a nozzle Rotation of a turbine Variable flow area ANSWER DOWNLOAD EXAMIANS APP
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