Process Control and Instrumentation The level of a liquid under pressure can be determined using Diaphragm box system Differential pressure manometer Air-trap system Bubbler system Diaphragm box system Differential pressure manometer Air-trap system Bubbler system ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following measurements can be made by the measurement of emf? Degree of hydrolysis PH value Composition of complex ions All of these Degree of hydrolysis PH value Composition of complex ions All of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The term analogous to the electrical current in a thermal system is the None of these Heat content in the system Temperature difference Heat flow rate None of these Heat content in the system Temperature difference Heat flow rate 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 thermal conductivity Low electrical conductivity High viscosity index Low flash point Low thermal conductivity Low electrical conductivity High viscosity index Low flash point ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Mercury thermometer is commonly used for low temperature measruement. The freezing point and boiling point of mercury are respectively __________ °C. - 39 and 350 - 51 and 439 - 79 and 395 - 10 and 425 - 39 and 350 - 51 and 439 - 79 and 395 - 10 and 425 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Gain margin is equal to the Reciprocal of amplitude ratio Gain in P-I controller Gain in P controller Amplitude ratio Reciprocal of amplitude ratio Gain in P-I controller Gain in P controller Amplitude ratio ANSWER DOWNLOAD EXAMIANS APP
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