Process Control and Instrumentation Which of the following is an undesirable dynamic characteristic of an instrument? Time lag Static error Dead zone Reproducibility Time lag Static error Dead zone Reproducibility 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 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 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Working principle of mercury in glass thermometer is Linear expansion Pressure rise with temperature Volumetric expansion None of these Linear expansion Pressure rise with temperature Volumetric expansion None of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Continuous measurement of moisture in paper is done by Sling psychrometer High resistance Wheatstone's bridge circuit Hair-hygrometer Weighing Sling psychrometer High resistance Wheatstone's bridge circuit Hair-hygrometer Weighing ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Nickel percentage in invar which is an iron-nickel alloy, and is used as a thermocouple material is 12 36 54 68 12 36 54 68 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The frequency response of a first order system, has a phase shift with lower and upper bounds given by -π/2, π/2 0, π/2 -π/2, 0 - ∞, π/2 -π/2, π/2 0, π/2 -π/2, 0 - ∞, π/2 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS