Process Control and Instrumentation Flame photometry is used for the determination of compositional analysis of Solids Isotopes Natural gas Alkali metals Solids Isotopes Natural gas Alkali metals ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following thermocouples is the most suitable for measuring a temperature of about 1600°C in an oxidizing atmosphere? 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 Select the correct statement from the following. The amplitude ratio of a pure time delay system increases with frequency The frequency response of a pure capacity process is unbounded The amplitude ratio of a pure capacity process is inversely proportional to frequency The phase lag of a pure time delay system decreases with increasing frequency The amplitude ratio of a pure time delay system increases with frequency The frequency response of a pure capacity process is unbounded The amplitude ratio of a pure capacity process is inversely proportional to frequency The phase lag of a pure time delay system decreases with increasing frequency ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The amplitude ratio for the sinusoidal response of a __________ is 1. Transportation lag Second order system None of these First order system Transportation lag Second order system None of these First order system ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Temperature control of an exothermic chemical reaction taking place in a CSTR is done with the help of cooling water flowing in a jacket around the reactor. The types of valve and controller action to be recommended are Air to open valve with the controller indirect acting Air to open valve with the controller direct acting Air to close valve with the controller indirect acting Air to close valve with the controller direct acting Air to open valve with the controller indirect acting Air to open valve with the controller direct acting Air to close valve with the controller indirect acting Air to close valve with the controller direct acting ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Phase margin is equal to Phase lag - 180° Phase lag + 90° Phase lag + 180° 180° - phase lag Phase lag - 180° Phase lag + 90° Phase lag + 180° 180° - phase lag ANSWER DOWNLOAD EXAMIANS APP