Process Control and Instrumentation The inverse Laplace transform of the function f(s) = 1/S(1 + S) is 1 - e-t 1 - et 1 + e-t 1 + et 1 - e-t 1 - et 1 + e-t 1 + et ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A control system is unstable, if the open loop frequency response exhibits an amplitude ratio exceeding unity at the crossover frequency. This is __________ criterion. Bode stability None of these Routh stability Nyquist Bode stability None of these Routh stability Nyquist ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Sub-zero temperature (< 0°C) can be measured by a constant volume gas thermometer employing Nitrogen None of these Helium Hydrogen Nitrogen None of these Helium Hydrogen ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Radiation pyrometers as compared to thermocouples Can't measure the temperature of moving objects Has a slower speed of response Can measure higher temperature Is more affected by corrosive atmosphere Can't measure the temperature of moving objects Has a slower speed of response Can measure higher temperature Is more affected by corrosive atmosphere ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Mercury thermometer can be used to measure the temperature upto __________ °C. 250 750 100 350 250 750 100 350 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Dead zone in an instrument must be less than __________ percent of the scale. 8 4 1.5 0.2 8 4 1.5 0.2 ANSWER DOWNLOAD EXAMIANS APP