Process Control and Instrumentation For an input forcing function, X(t) = 2t², the Laplace transform of this function is 2/s³ 4/s² 4/s³ 2/s² 2/s³ 4/s² 4/s³ 2/s² ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Radiation pyrometers as compared to thermocouples Can't measure the temperature of moving objects Is more affected by corrosive atmosphere Can measure higher temperature Has a slower speed of response Can't measure the temperature of moving objects Is more affected by corrosive atmosphere Can measure higher temperature Has a slower speed of response ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Temperature control of an exothermic chemical reaction taking place in a CSTR is done with the help of cooling water flowing in a jacket around the reactor. The types of valve and controller action to be recommended are Air to open valve with the controller direct acting Air to close valve with the controller indirect acting Air to open valve with the controller indirect acting Air to close valve with the controller direct acting Air to open valve with the controller direct acting Air to close valve with the controller indirect acting Air to open valve with the controller indirect acting Air to close valve with the controller direct acting ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation When a bare thermocouple is covered by a protective sheath, the response becomes Faster and oscillatory Slower and non-oscillatory Faster and non-oscillatory Slower and oscillatory Faster and oscillatory Slower and non-oscillatory Faster and non-oscillatory Slower and oscillatory ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Working principle of bimetallic thermometers is difference in linear co-efficient of thermal expansion of two strips of different metals welded together. Which of the following has the maximum thermal co-efficient of linear expansion? Brass Chromel Invar Nickel Brass Chromel Invar Nickel ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Starting temperature of optical radiation pyrometer is __________ °C. 1500 800 400 1200 1500 800 400 1200 ANSWER DOWNLOAD EXAMIANS APP
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