Process Control and Instrumentation Normal mercury thermometer can be used to measure a temperature of about 300°C. However, its maximum temperature measurement range can be increased upto about 500°C by Increasing the diameter of the tube Accounting for the tube expansion Filling nitrogen under pressure in the stem Using steel tube in place of glass tube Increasing the diameter of the tube Accounting for the tube expansion Filling nitrogen under pressure in the stem Using steel tube in place of glass tube ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Flow rate of those fluids which are insensitive to changes in their density, viscosity or flow velocity profile can be best measured by a Turbine flowmeter Pitot tube Magnetic flowmeter Flow nozzle type flowmeter Turbine flowmeter Pitot tube Magnetic flowmeter Flow nozzle type flowmeter ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following is not a differential pressure flow meter? Venturimeter Orificemeter Flow nozzle Rotameter Venturimeter Orificemeter Flow nozzle Rotameter ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A system with a double pole at the origin is unstable since the corresponding term in the time domain Is a constant Grows linearly with time Grows exponentially with time Decays linearly with time Is a constant Grows linearly with time Grows exponentially with time Decays linearly with time ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Platinum resistance thermometer is the international standard for temperature measurement between Triple point of hydrogen and freezing point of antimony Neither A nor B 13.81°K to 903.9°K Both A and B Triple point of hydrogen and freezing point of antimony Neither A nor B 13.81°K to 903.9°K Both A and B ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A non-linear system will have __________ steady state values. Three One Two More than one Three One Two More than one ANSWER DOWNLOAD EXAMIANS APP
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