Process Control and Instrumentation Temperature of __________ can not be measured by an optical or radiation pyrometer. Rotary limestone calcination kiln Combustion space in boilers Hot blast (air) from stoves Molten slag flowing out of blast furnace Rotary limestone calcination kiln Combustion space in boilers Hot blast (air) from stoves Molten slag flowing out of blast furnace ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Dead zone in an instrument must be less than __________ percent of the scale. 8 0.2 1.5 4 8 0.2 1.5 4 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Thermal wells used in temperature measurements should have High transmissivity of radiation Very thick walls Low emissivity Polished surface High transmissivity of radiation Very thick walls Low emissivity Polished surface ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Flame photometry is used for the determination of compositional analysis of Solids Natural gas Isotopes Alkali metals Solids Natural gas Isotopes Alkali metals ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A sinusoidal variation in the input passing through a linear first order system Becomes more oscillatory (frequency increases) Gets attenuated (magnitude decreases) Becomes less oscillatory (frequency decreases) Gets amplified (magnitude increases) Becomes more oscillatory (frequency increases) Gets attenuated (magnitude decreases) Becomes less oscillatory (frequency decreases) Gets amplified (magnitude increases) ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Nichol's chart deals with R. vs. phase lag of first order Frequency response values of controllers Closed loop values vs. open loop values R. vs. phase lag of second order R. vs. phase lag of first order Frequency response values of controllers Closed loop values vs. open loop values R. vs. phase lag of second order ANSWER DOWNLOAD EXAMIANS APP
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