Process Control and Instrumentation Which of the following is not a mechanical pressure sensing element? Bellows Bourdon tube U-tube Diaphragm Bellows Bourdon tube U-tube Diaphragm ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Pick out the most suitable instrument for measuring temperature in the range of-40 to 425°C. Bimetallic thermometer Radiation pyrometer Mercury thermometer None of these Bimetallic thermometer Radiation pyrometer Mercury thermometer None of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation In a second order under damped system, the Overshoot (which is a measure of how much the response exceeds the ultimate value) increase with the decrease of damping co-efficient e Time required for the response of first reach its ultimate value is called the response time None of these Decay ratio (which is the ratio of the sizes of successive peaks) is equal to the reciprocal of overshoot Overshoot (which is a measure of how much the response exceeds the ultimate value) increase with the decrease of damping co-efficient e Time required for the response of first reach its ultimate value is called the response time None of these Decay ratio (which is the ratio of the sizes of successive peaks) is equal to the reciprocal of overshoot ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Radiation pyrometers as compared to thermocouples Is more affected by corrosive atmosphere Can't measure the temperature of moving objects Has a slower speed of response Can measure higher temperature Is more affected by corrosive atmosphere Can't measure the temperature of moving objects Has a slower speed of response Can measure higher temperature ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Positioning controllers are used for Temperature changes Flow rate changes High loads Low loads Temperature changes Flow rate changes High loads Low loads ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Thermal conductivity measurement com-prises the working principle of a Polarimeter Spectrometer CO₂ analyser Chromatograph Polarimeter Spectrometer CO₂ analyser Chromatograph ANSWER DOWNLOAD EXAMIANS APP
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