Process Control and Instrumentation Which of the following thermocouples has the widest temperature measurement range? Platinum-platinum/rhodium Copper-constantan Iron-constantan Chromel-alumel Platinum-platinum/rhodium Copper-constantan Iron-constantan Chromel-alumel ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A constant volume gas thermometer employing __________ is used to measure sub-zero (i.e., < 0° C) temperature. Helium Nitrogen None of these Hydrogen Helium Nitrogen None of these Hydrogen ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Magnetic flowmeters are generally not used for the velocity/flow measurement of hydrocarbons due to their Low electrical conductivity High viscosity index Low thermal conductivity Low flash point Low electrical conductivity High viscosity index Low thermal conductivity Low flash point ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following thermocouple materials does not contain nickel? None of these Chromel Alumel Constantan None of these Chromel Alumel Constantan ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation __________ controller has the maximum stabilising time. P PI PD PID P PI PD PID ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation __________ type of element is normally not used in the bimetallic thermometers. Flat spiral Multiple helix Bourdon tube Single helix Flat spiral Multiple helix Bourdon tube Single helix ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS