Process Control and Instrumentation Accurate temperature measurement performance of a radiation pyrometer can not be affected, if the Object is transparent Object has varying emissivity Enhancement or attentuation of redia-tion occurs in the sighting path Object and surrounding are at almost the same temperature Object is transparent Object has varying emissivity Enhancement or attentuation of redia-tion occurs in the sighting path Object and surrounding are at almost the same temperature ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Out of the following temperature measuring instruments, the measurement accuracy will be minimum for the Iron-constantan thermocouple Mercury in glass thermometer Optical pyrometer Alcohol filled thermometer Iron-constantan thermocouple Mercury in glass thermometer Optical pyrometer Alcohol filled thermometer 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 Electrical conductivity Polarimetry Dielectric constant end loss factor Emission spectroscopy Electrical conductivity Polarimetry Dielectric constant end loss factor ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following is not the triple point of water? 492°R 32°R 273°K 32°F 492°R 32°R 273°K 32°F ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Configuration of Bourdon spring tube is never made of __________ shape. Helical Circular Spiral Semi-circular Helical Circular Spiral Semi-circular ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The deflection in diaphragm (which is used as pressure sensor in pneumatic and electronic instruments) is dependent on the metal thickness, its diameter (d) and shape & number of corrugations. Its deflection is proportional to D D⁴ D³ D² D D⁴ D³ D² ANSWER DOWNLOAD EXAMIANS APP
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