Process Control and Instrumentation For measuring the temperature of a red hot furnace, which is the most suitable instrument? Optical pyrometer Platinum resistance thermometer Thermocouple Bimetallic thermometer Optical pyrometer Platinum resistance thermometer Thermocouple Bimetallic thermometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Thermocouple in a thermal well behaves as a true Second order system (underdamped) First order system Multiple first order system Second order system (overdamped) Second order system (underdamped) First order system Multiple first order system Second order system (overdamped) ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A first order system with unity gain and time constant τ is subjected to a sinusoidal input of frequency w = 1/τ. The amplitude ratio for this system is 0.5 0.25 1/√2 1 0.5 0.25 1/√2 1 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following is not a second order instrument? Bare mercury in glass thermometer Pressure gauge with one bellow, two tubes and a tank None of these Mercury in glass thermometer with covering Bare mercury in glass thermometer Pressure gauge with one bellow, two tubes and a tank None of these Mercury in glass thermometer with covering ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the systems having following transfer functions is stable? 1/(s²+ 2) Exp(-20s)/(s² + 2s-l) 1/(s²-2s + 3) 1/(s² + 2s + 2) 1/(s²+ 2) Exp(-20s)/(s² + 2s-l) 1/(s²-2s + 3) 1/(s² + 2s + 2) ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Polarograph is meant for the analysis of Isotopes Gaseous mixture Miscible liquids Solids Isotopes Gaseous mixture Miscible liquids Solids ANSWER DOWNLOAD EXAMIANS APP
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