Process Control and Instrumentation Emf developed by a thermocouple while measuring a temperature of 800°C is about 31 mV. The type of thermocouple used is Chromel-alumel Iron-constantan None of these Platinum-platinum+rhodium Chromel-alumel Iron-constantan None of these Platinum-platinum+rhodium ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Platinum resistance thermometer is the international standard for temperature measurement between Neither A nor B 13.81°K to 903.9°K Both A and B Triple point of hydrogen and freezing point of antimony Neither A nor B 13.81°K to 903.9°K Both A and B Triple point of hydrogen and freezing point of antimony ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which is the most suitable instrument for measuring pressure below 3 microns? Bourdon guage Ionisation gauge Alphatron Mcleoid gauge Bourdon guage Ionisation gauge Alphatron Mcleoid gauge ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Working principle of mercury in glass thermometer is based on volumetric expansion of mercury with increase in temperature. Which of the following undergoes minimum volumetric expansion for a given temperature change? Water Methyl alcohal Carbon-tetrachloride Mercury Water Methyl alcohal Carbon-tetrachloride Mercury ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation In a single tank system, the transfer function of __________ to inlet flow rate is 1/TS+1. Both A & B Here Outlet flow rate Neither A nor B Here Level Both A & B Here Outlet flow rate Neither A nor B Here Level 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 close valve with the controller indirect acting Air to open valve with the controller indirect acting Air to open valve with the controller direct acting Air to close 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 open valve with the controller direct acting Air to close valve with the controller direct acting ANSWER DOWNLOAD EXAMIANS APP
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