Process Control and Instrumentation In Bode plot, A.R. vs. w is plotted on a/an __________ graph paper. Triangular Semi-log Ordinary Log-lag Triangular Semi-log Ordinary Log-lag ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Working principle of bimetallic thermometers is difference in linear co-efficient of thermal expansion of two strips of different metals welded together. Which of the following has the maximum thermal co-efficient of linear expansion? Nickel Chromel Invar Brass Nickel Chromel Invar Brass ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation What is the ratio of output amplitude to input amplitude for a sinusoidal forcing function in a first order system? >1 None of these 1 < 1 >1 None of these 1 < 1 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Dome temperature of blast furnace stove is most accurately measured by a Iron-constantan thermocouple Platinum-platinum/rhodium ther-mocuple Radiation pyrometer Platinum resistance thermometer Iron-constantan thermocouple Platinum-platinum/rhodium ther-mocuple Radiation pyrometer Platinum resistance thermometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A bolometer is Neither A nor B Here Used for the measurement of thermal radiation An element which senses optical input and delivers thermal output Both A & B Here Neither A nor B Here Used for the measurement of thermal radiation An element which senses optical input and delivers thermal output Both A & B Here ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Ordinary mercury in glass thermometer is used for measuring temperature upto 120°C. However, for measuring higher temperature upto __________ °C, thermometer is made by filling nitrogen under pressure above the mercury, which stops the evaporation of mercury and reduces the chance of broken thread of mercury. 350 550 250 700 350 550 250 700 ANSWER DOWNLOAD EXAMIANS APP
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