Process Control and Instrumentation Cascade control means More than one feed-back loop On-off control One feed-back loop Feed forward control More than one feed-back loop On-off control One feed-back loop Feed forward control ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Measurement of sub-zero Celcius temperature in industry is done most commonly by Thermocouples Gas thermometers Bi-metallic thermometers Resistance thermometers Thermocouples Gas thermometers Bi-metallic thermometers Resistance thermometers ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following shows maximum dip effect (indicating reverse direction of temperature change)? Thermocouple Radiation pyrometer Mercury thermometer Bimetallic thermometer Thermocouple Radiation pyrometer Mercury thermometer Bimetallic thermometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Emf developed by a thermocouple while measuring a temperature of 400°C is 22 mV. The type of thermocouple used is Chromel-alumel Platinum-platinum+rhyodium Iron-constantan Platinum-rhodium Chromel-alumel Platinum-platinum+rhyodium Iron-constantan Platinum-rhodium ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Polarograph is meant for the analysis of Isotopes Gaseous mixture Miscible liquids Solids Isotopes Gaseous mixture Miscible liquids Solids ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation With increase in temperature, the electrical conductivity of the platinum used in the resistance thermometer Decreases Increases exponentially Remains constant Increases Decreases Increases exponentially Remains constant Increases ANSWER DOWNLOAD EXAMIANS APP
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