Process Control and Instrumentation Conversion formula for converting amplitude ratio (AR) into decibels is Decibel = 20 log10 (AR)0.5 Decibel = 20 loge (AR)0.5 Decibel = 20 loge (AR) Decibel = 20 log10 (AR) Decibel = 20 log10 (AR)0.5 Decibel = 20 loge (AR)0.5 Decibel = 20 loge (AR) Decibel = 20 log10 (AR) ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following thermometers is not suitable for distant reading upto 60 metres? Mercury in glass thermometer Vapor pressure thermometer Resistance thermometer Constant volume gas thermometer Mercury in glass thermometer Vapor pressure thermometer Resistance thermometer Constant volume gas thermometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Concentration of sugar solution can be determined by the Flame photometry Oscillometry Polarimetry Emission spectroscopy Flame photometry Oscillometry Polarimetry Emission spectroscopy ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Nickel percentage in invar which is an iron-nickel alloy, and is used as a thermocouple material is 36 12 54 68 36 12 54 68 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation An amplitude ratio of 0.1 corresponds to __________ decibels. -20 -10 10 20 -20 -10 10 20 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Mercury manometer (U-tube type) exemplifies a __________ order system. First Third Zero Second First Third Zero Second ANSWER DOWNLOAD EXAMIANS APP
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