Process Control and Instrumentation Which of the following thermocouples is capable of measuring a temperature of -50°C? 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 Non-metallic diaphragm used as pressure sensor in instruments is generally made of Bakelite Synthetic rubber Teflon Thick paper Bakelite Synthetic rubber Teflon Thick paper ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Working principle of mercury in glass thermometer is Pressure rise with temperature None of these Linear expansion Volumetric expansion Pressure rise with temperature None of these Linear expansion Volumetric expansion ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Flapper nozzle is used in a/an __________ controller. Pneumatic Electronic None of these Hydraulic Pneumatic Electronic None of these Hydraulic ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Conversion formula for converting amplitude ratio (AR) into decibels is Decibel = 20 loge (AR)0.5 Decibel = 20 log10 (AR)0.5 Decibel = 20 log10 (AR) Decibel = 20 loge (AR) Decibel = 20 loge (AR)0.5 Decibel = 20 log10 (AR)0.5 Decibel = 20 log10 (AR) Decibel = 20 loge (AR) ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A mercury barometer measures the __________ pressure. Vacuum Atmospheric Gauge Absolute Vacuum Atmospheric Gauge Absolute ANSWER DOWNLOAD EXAMIANS APP
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