Process Control and Instrumentation Which of the following is not suitable for measuring the temperature of a red hot object in the range of 800 - 1600°C? Optical pyrometer Photoelectric pyrometer Radiation pyrometer Thermocouples Optical pyrometer Photoelectric pyrometer Radiation pyrometer Thermocouples ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation In a closed loop system, the process to be controlled is an integrating process with transfer function l/2s. The controller proposed to be used in an integral controller with transfer function 1/T₁s. When a step change in set point is applied to such a closed loop system, the controlled variable will exhibit Undamped response Unstable response Underdamped response Overdamped response Undamped response Unstable response Underdamped response Overdamped response ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following is never used as an element of industrial resistance thermometer? Nickel 30% iron + 70% nickel Copper Lead Nickel 30% iron + 70% nickel Copper Lead ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Thermal conductivity measurement is used for the determination of Specific gravity of petrofuels CO₂ percentage in the flue gas O₂ percentage in the flue gas Composition of an alloy Specific gravity of petrofuels CO₂ percentage in the flue gas O₂ percentage in the flue gas Composition of an alloy ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Characteristic equation is the denominator of __________ loop transfer function. Both A & B Here Closed Neither A Nor B Here Open Both A & B Here Closed Neither A Nor B Here Open ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The level of a liquid under pressure can be determined using Air-trap system Bubbler system Differential pressure manometer Diaphragm box system Air-trap system Bubbler system Differential pressure manometer Diaphragm box system ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS