Process Control and Instrumentation Bimetal strips are not used in Thermocouples Thermostats Relays for opening & closing of electrical circuits Bimetallic thermometers Thermocouples Thermostats Relays for opening & closing of electrical circuits Bimetallic thermometers ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The temperature of tempering oil baths maintained at 400°C during heat treatment of steel is measured by a/an __________ thermocouple. Iron-constantan Chromel-alumel Platinum-platinum/rhodium None of these Iron-constantan Chromel-alumel Platinum-platinum/rhodium None of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Specific conductance is defined as the reciprocal of resistance in ohms of 1c.c. of liquid at a specified temperature. Its value for distilled water is about __________ micro mho/cm³. 10 1 100 50 10 1 100 50 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A constant volume gas thermometer employing __________ is used to measure sub-zero (i.e., < 0° C) temperature. None of these Hydrogen Helium Nitrogen None of these Hydrogen Helium Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A bolometer is Used for the measurement of thermal radiation An element which senses optical input and delivers thermal output Neither A nor B Here Both A & B Here Used for the measurement of thermal radiation An element which senses optical input and delivers thermal output Neither A nor B Here Both A & B Here ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A first order system with a time constant of 1 min is subjected to frequency response analysis. At an input frequency of 1 radian/min, the phase shift is -180° -45° -90° 45° -180° -45° -90° 45° ANSWER DOWNLOAD EXAMIANS APP
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