Process Control and Instrumentation Starting temperature of optical radiation pyrometer is __________ °C. 400 1500 1200 800 400 1500 1200 800 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Thermisters which have a very high temperature co-efficient of resistivity belong to the class of solid called Insulators Dielectrics Conductors Semi conductors Insulators Dielectrics Conductors Semi conductors 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 Chromel-alumel Iron-constantan Platinum-platinum + rhodium Copper-constantan Chromel-alumel Iron-constantan Platinum-platinum + rhodium ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Very low pressure is expressed in microns(μ), which is equal to __________ mm of Hg coloumn (absolute) at 0°C. 0.001 0.01 0.0001 0.1 0.001 0.01 0.0001 0.1 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Dead zone is the Maximum change in the variable that does not change the reading of the instrument Same as time constant None of these Same as transportation lag Maximum change in the variable that does not change the reading of the instrument Same as time constant None of these Same as transportation lag ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation In a shell and tube heat exchanger, the flow rate of heating/cooling fluid is the __________ variable. Controlled Load None of these Manipulated Controlled Load None of these Manipulated ANSWER DOWNLOAD EXAMIANS APP
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