Process Control and Instrumentation Which of the following is not a mechanical pressure sensing element? Diaphragm Bellows Bourdon tube U-tube Diaphragm Bellows Bourdon tube U-tube ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following filled system expansion thermometer has the capability to measure the lowest temperature? Mercury in steel thermometer Fused metal (Na or K) in steel thermometer Mercury in glass thermometer Alcohol in glass thermometer Mercury in steel thermometer Fused metal (Na or K) in steel thermometer Mercury in glass thermometer Alcohol in glass thermometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Composition of alloys can be determined by Chromatograph None of these Refractrometer Polarograph Chromatograph None of these Refractrometer Polarograph ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation __________ thermometer can not measure sub-zero (< 0° C) temperature, Vapor pressure Bimetallic Resistance Mercury in glass Vapor pressure Bimetallic Resistance Mercury in glass ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A photo electric device in which the resistance of the metal is directly proportional to the light striking on it, is known as photo-conductive cell. Photoelectric transducers are used for the measurement of those parameters, which can be used to produce variation in Voltage Light intensity Current Flux density Voltage Light intensity Current Flux density ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Accurate temperature measurement performance of a radiation pyrometer can not be affected, if the Enhancement or attentuation of redia-tion occurs in the sighting path Object is transparent Object has varying emissivity Object and surrounding are at almost the same temperature Enhancement or attentuation of redia-tion occurs in the sighting path Object is transparent Object has varying emissivity Object and surrounding are at almost the same temperature ANSWER DOWNLOAD EXAMIANS APP
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