Process Control and Instrumentation Which of the following can not measure a temperature of 1600°C ? Thermocouple Photo-electric pyrometer Platinum resistance thermometer Radiation pyrometer Thermocouple Photo-electric pyrometer Platinum resistance thermometer Radiation pyrometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The temperature of tempering oil baths maintained at 400°C during heat treatment of steel is measured by a/an __________ thermocouple. Iron-constantan Chromel-alumel None of these Platinum-platinum/rhodium Iron-constantan Chromel-alumel None of these Platinum-platinum/rhodium ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Pick out the one which is a first order instrument. Bare vapor pressure thermometer Bare metallic thermometer All of these Mercury in glass thermometer (without any covering or air gap) Bare vapor pressure thermometer Bare metallic thermometer All of these Mercury in glass thermometer (without any covering or air gap) ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following is a desirable characteristic of an instrument? High drift Poor reproducibility High fidelity High measuring lag High drift Poor reproducibility High fidelity High measuring lag ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A magnetic flowmeter is Based on the principle of Faraday's law Based on the linear relationship between the fluid flow rate and the induced voltage Capable of measuring the flow rate of slurries and electrolytes All of these Based on the principle of Faraday's law Based on the linear relationship between the fluid flow rate and the induced voltage Capable of measuring the flow rate of slurries and electrolytes All of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Working principle of disappearing filament type optical pyrometer is based on the Wien's law Kirchoff's law Peltier effect Seebeck effect Wien's law Kirchoff's law Peltier effect Seebeck effect ANSWER DOWNLOAD EXAMIANS APP
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