Process Control and Instrumentation For measuring the temperature of a red hot furnace, which is the most suitable instrument? Bimetallic thermometer Thermocouple Platinum resistance thermometer Optical pyrometer Bimetallic thermometer Thermocouple Platinum resistance thermometer Optical pyrometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Conversion formula for converting amplitude ratio (AR) into decibels is 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 Decibel = 20 log10 (AR)0.5 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Emission spectroscopy is used for Determination of CO₂ in gases NOxdetermination Solids and metal analysis Determining water purity Determination of CO₂ in gases NOxdetermination Solids and metal analysis Determining water purity ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Pick out the one which is a first order instrument. Bare vapor pressure thermometer All of these Mercury in glass thermometer (without any covering or air gap) Bare metallic thermometer Bare vapor pressure thermometer All of these Mercury in glass thermometer (without any covering or air gap) Bare metallic thermometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation In a single tank system, the transfer function of level to inlet flow rate is 1/TS R/(TS + 1) L(TS + l) R/TS 1/TS R/(TS + 1) L(TS + l) R/TS ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Accurate temperature measurement performance of a radiation pyrometer can not be affected, if the Enhancement or attentuation of redia-tion occurs in the sighting path Object is transparent Object has varying emissivity Object and surrounding are at almost the same temperature Enhancement or attentuation of redia-tion occurs in the sighting path Object is transparent Object has varying emissivity Object and surrounding are at almost the same temperature ANSWER DOWNLOAD EXAMIANS APP
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