Process Control and Instrumentation Typical specifications for design stipulates the gain margin and phase margin to be respectively > 1.7 and > 30° > 1.7 and < 30° < 1.7 and < 30° < 1.7 and > 30° > 1.7 and > 30° > 1.7 and < 30° < 1.7 and < 30° < 1.7 and > 30° ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following can measure temperatures in the range of - 20 to 300°C ? None of these Resistance thermometer Vapor pressure thermometer Mercury in glass thermometer None of these Resistance thermometer Vapor pressure thermometer Mercury in glass thermometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Response of a linear control system for a change in set point is called Regulator problem Servo problem Frequency response Transient response Regulator problem Servo problem Frequency response Transient response ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Hot wire anemometer is used for the measurement of Very high temperature Flow rates of granular solids Thermal conductivity of gases Flow rates of fluids Very high temperature Flow rates of granular solids Thermal conductivity of gases Flow rates of fluids ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation If response of a control system is to be free of offset and oscillation, the most suitable controller is Proportional integral-derivative (PID) controller Proportional-integral (PI) controller Proportional-derivative(PD)controller Proportional controller Proportional integral-derivative (PID) controller Proportional-integral (PI) controller Proportional-derivative(PD)controller Proportional controller ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A typical example of a physical system with under damped characteristic is a Spring loaded diaphragm valve U-tube manometer Thermocouple kept immersed in a liquid filled thermowell CSTR with first order reaction Spring loaded diaphragm valve U-tube manometer Thermocouple kept immersed in a liquid filled thermowell CSTR with first order reaction ANSWER DOWNLOAD EXAMIANS APP
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