Process Control and Instrumentation Working principle of mercury in glass thermometer is based on the __________ of mercury with increase in temperature. Volumetric expansion Increase of pressure Increase of thermal conductivity Differential linear expansion Volumetric expansion Increase of pressure Increase of thermal conductivity Differential linear expansion ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation For an input forcing function, X(t) = 2t², the Laplace transform of this function is 4/s² 2/s² 2/s³ 4/s³ 4/s² 2/s² 2/s³ 4/s³ ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Operating range of a temperature measuring instrument is 800 to 1600°C. It could be a/an __________ pyrometer. None of these Photoelectric Optical Radiation None of these Photoelectric Optical Radiation ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Measurement of pressure in ammonia reactor is done by Inclined tube manometer Bourdon gauge U-tube manometer Pirani guage Inclined tube manometer Bourdon gauge U-tube manometer Pirani guage ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A system with transfer function (2S/4S) + 1 is of __________ order. Zero 1st 3rd 2nd Zero 1st 3rd 2nd ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following thermocouples is capable of measuring a temperature of -50°C? Copper - constantan Platinum - platinum + rhodium Chromel - alumel Iron-constantan Copper - constantan Platinum - platinum + rhodium Chromel - alumel Iron-constantan ANSWER DOWNLOAD EXAMIANS APP