Process Control and Instrumentation Which of the following flow-metering instru-ments is an areameter? Pitot tube Rotameter Hot wire anemometer Venturimeter Pitot tube Rotameter Hot wire anemometer Venturimeter ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The frequency response of a first order system, has a phase shift with lower and upper bounds given by - ∞, π/2 0, π/2 -π/2, 0 -π/2, π/2 - ∞, π/2 0, π/2 -π/2, 0 -π/2, π/2 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Composition of natural gas is determined by the Mass spectrometer Chromatograph Both B and C Haldane apparatus Mass spectrometer Chromatograph Both B and C Haldane apparatus ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Emf developed by a thermocouple while measuring a temperature of 800°C is about 31 mV. The type of thermocouple used is None of these Platinum-platinum+rhodium Chromel-alumel Iron-constantan None of these Platinum-platinum+rhodium Chromel-alumel Iron-constantan ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Working principle of mercury in glass thermometer is based on the __________ of mercury with increase in temperature. Increase of thermal conductivity Volumetric expansion Differential linear expansion Increase of pressure Increase of thermal conductivity Volumetric expansion Differential linear expansion Increase of pressure ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation With increase in temperature, the electrical conductivity of the platinum used in the resistance thermometer Decreases Increases Remains constant Increases exponentially Decreases Increases Remains constant Increases exponentially ANSWER DOWNLOAD EXAMIANS APP
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