Process Control and Instrumentation In a feed-back control system G and H denote open loop and close loop transfer functions respectively. The output-input relationship is G/(1 + H) H(1 + G) H/G G/H G/(1 + H) H(1 + G) H/G G/H ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Pick out the most suitable instrument for measuring temperature in the range of-40 to 425°C. Radiation pyrometer Bimetallic thermometer None of these Mercury thermometer Radiation pyrometer Bimetallic thermometer None of these Mercury thermometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation __________ is the static characteristics of an instrument, Response Dynamic error Drift Tine lag Response Dynamic error Drift Tine lag ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Stabilising time for the controllers is the time required for the response to reach __________ percent of its ultimate value. 63.2 100 95 87.5 63.2 100 95 87.5 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A bimetallic thermometer as compared to industrial mercury in glass thermometer has almost the same Accuracy (± 1% of span) All of these Temperature measuring range (- 40°C to 450°C) Speed of response Accuracy (± 1% of span) All of these Temperature measuring range (- 40°C to 450°C) Speed of response ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A photo electric device in which the resistance of the metal is directly proportional to the light striking on it, is known as photo-conductive cell. Photoelectric transducers are used for the measurement of those parameters, which can be used to produce variation in Voltage Flux density Light intensity Current Voltage Flux density Light intensity Current ANSWER DOWNLOAD EXAMIANS APP
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