Process Control and Instrumentation A bolometer is Both A & B Here An element which senses optical input and delivers thermal output Neither A nor B Here Used for the measurement of thermal radiation Both A & B Here An element which senses optical input and delivers thermal output Neither A nor B Here Used for the measurement of thermal radiation ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Dome temperature of blast furnace stove is most accurately measured by a Platinum-platinum/rhodium ther-mocuple Iron-constantan thermocouple Platinum resistance thermometer Radiation pyrometer Platinum-platinum/rhodium ther-mocuple Iron-constantan thermocouple Platinum resistance thermometer Radiation pyrometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Phase lag of the sinusoidal response of a first order system is 180° 30° 120° 90° 180° 30° 120° 90° ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Thermal wells are used in the temperature measurement to Guard against corrosive and oxidising action on thermocouple materials Increase the sensitivity Reduce measuring lag Increase the fidelity Guard against corrosive and oxidising action on thermocouple materials Increase the sensitivity Reduce measuring lag Increase the fidelity ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following is not a speed measuring instrument? Tachometer Psychrometer All of these Stroboscope Tachometer Psychrometer All of these Stroboscope ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Continuous flue gas analyser makes use of paramagnetic properties of some of its constituents, which move towards the strongest part of the magnetic field thus displacing diamagnetic gases. Which of the following gases is diamagnetic? O₂ NO₂ NO CO₂ O₂ NO₂ NO CO₂ ANSWER DOWNLOAD EXAMIANS APP
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