Process Control and Instrumentation __________ temperature scale assigns 0° to the 'ice point' and 80° to the 'steam point' Rankine Farenhite Celcius Reumur Rankine Farenhite Celcius Reumur ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The operation of a rotameter is based on Rotation of a turbine Pressure drop across a nozzle Pressure at a stagnation point Variable flow area Rotation of a turbine Pressure drop across a nozzle Pressure at a stagnation point Variable flow area ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation __________ is undesirable in thermocouples used in industries, Non-linear relation of emf to temperature Corrosion resistance Linear relation of emf to temperature Oxidation resistance Non-linear relation of emf to temperature Corrosion resistance Linear relation of emf to temperature Oxidation resistance ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Working principle of mercury in glass thermometer is None of these Volumetric expansion Pressure rise with temperature Linear expansion None of these Volumetric expansion Pressure rise with temperature Linear expansion ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following is never used as an element of industrial resistance thermometer? 30% iron + 70% nickel Nickel Lead Copper 30% iron + 70% nickel Nickel Lead Copper ANSWER DOWNLOAD EXAMIANS APP
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 Liquid semi-conductor Solid semi-conductor Insulator Conductor Liquid semi-conductor Solid semi-conductor Insulator ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS