Process Control and Instrumentation Temperature of __________ can not be measured by an optical or radiation pyrometer. Molten slag flowing out of blast furnace Combustion space in boilers Hot blast (air) from stoves Rotary limestone calcination kiln Molten slag flowing out of blast furnace Combustion space in boilers Hot blast (air) from stoves Rotary limestone calcination kiln 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? Chromel-alumel Platinum-platinum + rhodium Copper-constantan Iron-constantan Chromel-alumel Platinum-platinum + rhodium Copper-constantan Iron-constantan ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A mercury barometer measures the __________ pressure. Vacuum Atmospheric Absolute Gauge Vacuum Atmospheric Absolute Gauge ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Composition of natural gas is determined by the Chromatograph Both B and C Mass spectrometer Haldane apparatus Chromatograph Both B and C Mass spectrometer Haldane apparatus ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Humidity of air can be determined by a Polarimeter Chromatograph Mass spectrometer Sling psychrometer Polarimeter Chromatograph Mass spectrometer Sling psychrometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Conversion formula for converting amplitude ratio (AR) into decibels is Decibel = 20 log10 (AR)0.5 Decibel = 20 loge (AR) Decibel = 20 log10 (AR) Decibel = 20 loge (AR)0.5 Decibel = 20 log10 (AR)0.5 Decibel = 20 loge (AR) Decibel = 20 log10 (AR) Decibel = 20 loge (AR)0.5 ANSWER DOWNLOAD EXAMIANS APP