Process Control and Instrumentation Non-metallic diaphragm used as pressure sensor in instruments is generally made of Teflon Thick paper Bakelite Synthetic rubber Teflon Thick paper Bakelite Synthetic rubber ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation What is the ratio of output amplitude to input amplitude for a sinusoidal forcing function in a first order system? 1 < 1 None of these >1 1 < 1 None of these >1 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 Alcohol filled thermometer Mercury in glass thermometer Optical pyrometer Iron-constantan thermocouple Alcohol filled thermometer Mercury in glass thermometer Optical pyrometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation What is the dynamic error in a critically damped second order instrument for a ramp input (AT)? 1.5 AT 0.5 AT 2 AT √AT 1.5 AT 0.5 AT 2 AT √AT ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Accurate temperature measurement performance of a radiation pyrometer can not be affected, if the Object and surrounding are at almost the same temperature Object has varying emissivity Enhancement or attentuation of redia-tion occurs in the sighting path Object is transparent Object and surrounding are at almost the same temperature Object has varying emissivity Enhancement or attentuation of redia-tion occurs in the sighting path Object is transparent ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Temperature of __________ can not be measured by an optical or radiation pyrometer. Molten slag flowing out of blast furnace Combustion space in boilers Hot blast (air) from stoves Rotary limestone calcination kiln Molten slag flowing out of blast furnace Combustion space in boilers Hot blast (air) from stoves Rotary limestone calcination kiln ANSWER DOWNLOAD EXAMIANS APP
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