Process Control and Instrumentation Mercury thermometer is commonly used for low temperature measruement. The freezing point and boiling point of mercury are respectively __________ °C. - 51 and 439 - 10 and 425 - 39 and 350 - 79 and 395 - 51 and 439 - 10 and 425 - 39 and 350 - 79 and 395 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Thermal wells used in temperature measurements should have Low emissivity High transmissivity of radiation Polished surface Very thick walls Low emissivity High transmissivity of radiation Polished surface Very thick walls ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Minute depression of freezing point of a liquid solvent on addition of a solid solute can be best measured by a Mercury thermometer Dilatometer Bimetallic thermometer Beckman thermometer Mercury thermometer Dilatometer Bimetallic thermometer Beckman thermometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A pyranometer is an instrument used for measuring the Bright sunshine period Beam radiation Global radiation None of these Bright sunshine period Beam radiation Global radiation None of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Transfer function of transportation lag is ETS 1/(TS + 1) E-TS None of these ETS 1/(TS + 1) E-TS None of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Working principle of mercury in glass thermometer is Volumetric expansion None of these Linear expansion Pressure rise with temperature Volumetric expansion None of these Linear expansion Pressure rise with temperature ANSWER DOWNLOAD EXAMIANS APP
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