Process Control and Instrumentation Working principle of mercury in glass thermometer is based on the __________ of mercury with increase in temperature. Increase of thermal conductivity Differential linear expansion Increase of pressure Volumetric expansion Increase of thermal conductivity Differential linear expansion Increase of pressure Volumetric expansion ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Liquid discharge from a tank or reservoir can not be measured by Notches Weirs Mouthpieces Orificemeters Notches Weirs Mouthpieces Orificemeters ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The root locus plot of the roots of the characteristics equation of a closed loop system having the open loop transfer function K(s + 1)/2(2s + 1)(3s + 1) will have a definite number of loci for variation of K from 0 to ∞. The number of loci is 3 1 4 2 3 1 4 2 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Measurement of sub-zero Celcius temperature in industry is done most commonly by Bi-metallic thermometers Resistance thermometers Gas thermometers Thermocouples Bi-metallic thermometers Resistance thermometers Gas thermometers Thermocouples ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following is not a speed measuring instrument? Psychrometer Tachometer Stroboscope All of these Psychrometer Tachometer Stroboscope All of these 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 Vapor pressure thermometer Mercury in glass thermometer Resistance thermometer None of these Vapor pressure thermometer Mercury in glass thermometer Resistance thermometer ANSWER DOWNLOAD EXAMIANS APP
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