Process Control and Instrumentation Thermistor, which has high temperature co-efficient of resistivity, is used as the sensing element in resistance thermometer. It is a/an Conductor Insulator Liquid semi-conductor Solid semi-conductor Conductor Insulator Liquid semi-conductor Solid semi-conductor 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? Mercury Methyl alcohal Carbon-tetrachloride Water Mercury Methyl alcohal Carbon-tetrachloride Water ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A system with transfer function (2S/4S) + 1 is of __________ order. 2nd 1st Zero 3rd 2nd 1st Zero 3rd ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Platinum resistance thermometer can be used upto antimony point which is __________ °C, and is the temperature of equilibrium between solid antimony & liquid antimony at normal atmospheric pressure. 1261.93 1064.43 630.74 961.93 1261.93 1064.43 630.74 961.93 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation An amplitude ratio of 0.1 corresponds to __________ decibels. 20 10 -10 -20 20 10 -10 -20 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Thermocouple is suitable for measuring Very high temperatures only Both high and low temperatures Liquid temperatures only Very low temperatures only Very high temperatures only Both high and low temperatures Liquid temperatures only Very low temperatures only ANSWER DOWNLOAD EXAMIANS APP
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