Process Control and Instrumentation Which of the following thermocouples is capable of measuring a temperature of -50°C? Copper - constantan Chromel - alumel Platinum - platinum + rhodium Iron-constantan Copper - constantan Chromel - alumel Platinum - platinum + rhodium Iron-constantan ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Flapper nozzle is used in a/an __________ controller. Electronic Hydraulic None of these Pneumatic Electronic Hydraulic None of these Pneumatic ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following is not classified as a thermo electric pyrometer Thermocouple Resistance thermometer Radiation pyrometer Optical pyrometer (disappearing filament type) Thermocouple Resistance thermometer Radiation pyrometer Optical pyrometer (disappearing filament type) ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following controllers has the least maximum deviation? P-I-D controller P-D controller P-controller P-I controller P-I-D controller P-D controller P-controller P-I controller ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation What is the normal percentage of rhodium in platinum + rhodium element used in the thermocouple? 13 29 3 0.1 13 29 3 0.1 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? Invar Brass Chromel Nickel Invar Brass Chromel Nickel ANSWER DOWNLOAD EXAMIANS APP
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