Process Control and Instrumentation A system with a double pole at the origin is unstable since the corresponding term in the time domain Grows exponentially with time Decays linearly with time Is a constant Grows linearly with time Grows exponentially with time Decays linearly with time Is a constant Grows linearly with time ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The inverse Laplace transform of the function f(s) = 1/S(1 + S) is 1 + e-t 1 - e-t 1 - et 1 + et 1 + e-t 1 - e-t 1 - et 1 + et ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following thermocouples is the most suitable for measuring a temperature of about 1600°C in an oxidizing atmosphere? Copper-constantan Iron-constantan Platinum-platinum + rhodium Chromel-alumel Copper-constantan Iron-constantan Platinum-platinum + rhodium Chromel-alumel ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Silver point temperature is __________ °C. 960.5 760.5 860.5 1060.5 960.5 760.5 860.5 1060.5 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Working principle of mercury in glass thermometer is based on volumetric expansion of mercury with increase in temperature. Which of the following undergoes minimum volumetric expansion for a given temperature change? Carbon-tetrachloride Mercury Methyl alcohal Water Carbon-tetrachloride Mercury Methyl alcohal Water ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Dead zone in an instrument must be less than __________ percent of the scale. 0.2 4 1.5 8 0.2 4 1.5 8 ANSWER DOWNLOAD EXAMIANS APP