Process Control and Instrumentation For measuring the temperature of a red hot furnace, which is the most suitable instrument? Optical pyrometer Platinum resistance thermometer Bimetallic thermometer Thermocouple Optical pyrometer Platinum resistance thermometer Bimetallic thermometer Thermocouple ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Helium gas constant volume thermometer is suitable for the measurement of a temperature of __________ °C. < 0 > 0 < 100 > 800 < 0 > 0 < 100 > 800 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following thermocouple materials does not contain nickel? Alumel None of these Constantan Chromel Alumel None of these Constantan Chromel ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following filled system expansion thermometers has the lowest positive temperature measurement capability? Nitrogen in steel thermometer Mercury in glass thermometer Fused metal (Na or K) in steel thermometer Alcohol in glass thermometer Nitrogen in steel thermometer Mercury in glass thermometer Fused metal (Na or K) in steel thermometer Alcohol in glass thermometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following temperature measuring instruments need not touch the object whose temperature is being measured? Radiation/infrared pyrometer Thermo electric pyrometer Mercury in glass thermometer Filled system thermometer Radiation/infrared pyrometer Thermo electric pyrometer Mercury in glass thermometer Filled system thermometer 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
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