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. Chromel-alumel Platinum-platinum/rhodium None of these Iron-constantan Chromel-alumel Platinum-platinum/rhodium None of these Iron-constantan ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A barometer measures the __________ pressure. Gauge Dynamic Absolute as well as gauge Absolute Gauge Dynamic Absolute as well as gauge Absolute ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Configuration of Bourdon spring tube is never made of __________ shape. Spiral Circular Semi-circular Helical Spiral Circular Semi-circular Helical ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following thermocouples has the widest temperature measurement range? Platinum-platinum/rhodium Iron-constantan Copper-constantan Chromel-alumel Platinum-platinum/rhodium Iron-constantan Copper-constantan Chromel-alumel ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following shows maximum dip effect (indicating reverse direction of temperature change)? Radiation pyrometer Thermocouple Mercury thermometer Bimetallic thermometer Radiation pyrometer Thermocouple Mercury thermometer Bimetallic thermometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The term analogous to voltage in a single tank system is the Flow rate Level of liquid Liquid volume in the tank Heat content of the system Flow rate Level of liquid Liquid volume in the tank Heat content of the system ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS