Process Control and Instrumentation Humidity of air can be determined by a Polarimeter Sling psychrometer Chromatograph Mass spectrometer Polarimeter Sling psychrometer Chromatograph Mass spectrometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation To increase the speed of response of a pressure spring liquid or gas expansion thermometer, the clearance space between the thermometer bulb and the thermal well should not be filled with Air Mercury A metal powder or graphite Oil Air Mercury A metal powder or graphite Oil ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A pyranometer is an instrument used for measuring the Global radiation Beam radiation Bright sunshine period None of these Global radiation Beam radiation Bright sunshine period None of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation For measuring the temperature of a red hot furnace, which is the most suitable instrument? Platinum resistance thermometer Optical pyrometer Bimetallic thermometer Thermocouple Platinum resistance thermometer Optical pyrometer Bimetallic thermometer Thermocouple ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Ordinary mercury in glass thermometer is used for measuring temperature upto 120°C. However, for measuring higher temperature upto __________ °C, thermometer is made by filling nitrogen under pressure above the mercury, which stops the evaporation of mercury and reduces the chance of broken thread of mercury. 550 700 250 350 550 700 250 350 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Meleoid gauge measures the __________ pressure. Atmospheric Sub-atmospheric Positive Very high Atmospheric Sub-atmospheric Positive Very high ANSWER DOWNLOAD EXAMIANS APP
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