Process Control and Instrumentation Conversion formula for converting amplitude ratio (AR) into decibels is Decibel = 20 log10 (AR)0.5 Decibel = 20 log10 (AR) Decibel = 20 loge (AR)0.5 Decibel = 20 loge (AR) Decibel = 20 log10 (AR)0.5 Decibel = 20 log10 (AR) Decibel = 20 loge (AR)0.5 Decibel = 20 loge (AR) ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Composition of natural gas is determined by the Mass spectrometer Haldane apparatus Both B and C Chromatograph Mass spectrometer Haldane apparatus Both B and C Chromatograph ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following relates the emf. generated in a single homogeneous wire to the temperature difference? Thomson effect None of these Seebeck effect Peltier effect Thomson effect None of these Seebeck effect Peltier effect ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Thermal conductivity measurement is used for the determination of Composition of an alloy O₂ percentage in the flue gas Specific gravity of petrofuels CO₂ percentage in the flue gas Composition of an alloy O₂ percentage in the flue gas Specific gravity of petrofuels CO₂ percentage in the flue gas 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 Bare mercury in glass thermometer Mercury in glass thermometer with covering None of these Pressure gauge with one bellow, two tubes and a tank Bare mercury in glass thermometer Mercury in glass thermometer with covering None of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A mercury thermometer can not be used to measure the temperature below the freezing point of mercury, which is __________ °C. -60.9 -11.9 -38.9 -80.9 -60.9 -11.9 -38.9 -80.9 ANSWER DOWNLOAD EXAMIANS APP
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