Process Control and Instrumentation Thermal well made of __________ gives the fastest speed of response, while measuring temperature by thermocouples. Nichrome Inconel Steel Vycor (a glass) Nichrome Inconel Steel Vycor (a glass) ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Working principle of mercury in glass thermometer is based on volumetric expansion of mercury with increase in temperature. Which of the following undergoes minimum volumetric expansion for a given temperature change? Water Carbon-tetrachloride Methyl alcohal Mercury Water Carbon-tetrachloride Methyl alcohal Mercury ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Normal mercury thermometer can be used to measure a temperature of about 300°C. However, its maximum temperature measurement range can be increased upto about 500°C by Using steel tube in place of glass tube Increasing the diameter of the tube Filling nitrogen under pressure in the stem Accounting for the tube expansion Using steel tube in place of glass tube Increasing the diameter of the tube Filling nitrogen under pressure in the stem Accounting for the tube expansion ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Flow rate measurement of hostile acids and alkalis can be most suitably done by a/an Hot wire anemometer Magnetic flow meter Venturimeter Orificemeter Hot wire anemometer Magnetic flow meter Venturimeter Orificemeter ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Liquid argon level in a pressurised storage tank (at 3 kg/cm² ) is measured by a/an Differential pressure gage None of these External float gage Gage glass Differential pressure gage None of these External float gage Gage glass ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Psychrometer determines the Water of crystallisation Hygroscopic nature of solids Humidity of gases Moisture content of solids Water of crystallisation Hygroscopic nature of solids Humidity of gases Moisture content of solids ANSWER DOWNLOAD EXAMIANS APP
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