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. None of these Platinum-platinum/rhodium Iron-constantan Chromel-alumel None of these Platinum-platinum/rhodium Iron-constantan Chromel-alumel ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following relates the emf. generated in a single homogeneous wire to the temperature difference? Seebeck effect None of these Peltier effect Thomson effect Seebeck effect None of these Peltier effect Thomson effect ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Compositional analysis of flue gas coming out of a furnace in respect of O₂ and CO₂% can be continuously done by a/an Orsat apparatus Chromatograph Zirconia probe Thermal conductivity cell Orsat apparatus Chromatograph Zirconia probe Thermal conductivity cell ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Presence of a small amount of water in the organic systems can be determined by the __________ method. Emission spectroscopy Dielectric constant end loss factor Polarimetry Electrical conductivity Emission spectroscopy Dielectric constant end loss factor Polarimetry Electrical conductivity ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Thermal wells used in temperature measurements should have Polished surface High transmissivity of radiation Very thick walls Low emissivity Polished surface High transmissivity of radiation Very thick walls Low emissivity ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Non-metallic diaphragm used as pressure sensor in instruments is generally made of Bakelite Thick paper Teflon Synthetic rubber Bakelite Thick paper Teflon Synthetic rubber ANSWER DOWNLOAD EXAMIANS APP
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