Process Control and Instrumentation Mercury manometer (U-tube type) exemplifies a __________ order system. Second First Zero Third Second First Zero Third 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 1/√2 0.5 1 0.25 1/√2 0.5 1 0.25 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following is not a second order instrument? 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 Bare mercury in glass thermometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following is not classified as a thermo electric pyrometer Resistance thermometer Radiation pyrometer Thermocouple Optical pyrometer (disappearing filament type) Resistance thermometer Radiation pyrometer Thermocouple Optical pyrometer (disappearing filament type) ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following thermocouples is incapable of measuring sub-zero (i.e., < 0°C) temperature? Iron-constantan Copper-constantan Chromel-alumel Platinum-platinum + rhodium Iron-constantan Copper-constantan Chromel-alumel Platinum-platinum + rhodium ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The maximum service temperature for fibre glass used as thermocouple wire insulation material is __________ °C. 1000 500 750 250 1000 500 750 250 ANSWER DOWNLOAD EXAMIANS APP
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