Process Control and Instrumentation Which of the following relates the emf. generated in a single homogeneous wire to the temperature difference? Seebeck effect Peltier effect Thomson effect None of these Seebeck effect Peltier effect Thomson effect None of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following thermocouples has the widest temperature measurement range? Copper-constantan Iron-constantan Platinum-platinum/rhodium Chromel-alumel Copper-constantan Iron-constantan Platinum-platinum/rhodium Chromel-alumel ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation __________ controller has the maximum stabilising time. PI PD P PID PI PD P PID ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following can not measure a temperature of 1600°C ? Photo-electric pyrometer Platinum resistance thermometer Radiation pyrometer Thermocouple Photo-electric pyrometer Platinum resistance thermometer Radiation pyrometer Thermocouple ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Flame photometry is used for the determination of compositional analysis of Alkali metals Solids Isotopes Natural gas Alkali metals Solids Isotopes Natural gas ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Strain gage uses an electrical conductor wire, which when elastically stretched increases in length and reduces in diameter. Both these dimensional changes result in __________ in the electrical resistance of the wire. Exponential decrease Increase Decrease No change Exponential decrease Increase Decrease No change ANSWER DOWNLOAD EXAMIANS APP