Process Control and Instrumentation Magnetic flowmeters are generally not used for the velocity/flow measurement of hydrocarbons due to their Low thermal conductivity Low electrical conductivity High viscosity index Low flash point Low thermal conductivity Low electrical conductivity High viscosity index Low flash point ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The __________ of a vapor pressure thermometer is a secondary element. Pointer None ofthese Bulb Bourdon tube Pointer None ofthese Bulb Bourdon tube ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the systems having following transfer functions is stable? 1/(s²-2s + 3) 1/(s²+ 2) Exp(-20s)/(s² + 2s-l) 1/(s² + 2s + 2) 1/(s²-2s + 3) 1/(s²+ 2) Exp(-20s)/(s² + 2s-l) 1/(s² + 2s + 2) ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Dead zone is the Same as transportation lag None of these Same as time constant Maximum change in the variable that does not change the reading of the instrument Same as transportation lag None of these Same as time constant Maximum change in the variable that does not change the reading of the instrument 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 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 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following thermocouples has the least temperature measurement range? Copper-constantan Platinum-platinum/rhodium Iron-constantan Chromel-alumel Copper-constantan Platinum-platinum/rhodium Iron-constantan Chromel-alumel ANSWER DOWNLOAD EXAMIANS APP
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