Answer Posted / waqas abbasi ( ffbl )
Flow various directly as square root of different pressure
F=K square root of AP. since the flow various as the square
root of differential pressure the pin does not directly
indicate flow.flow can be determined by talking the square
root of the pin.so the pin read of the 50% chart.
Is This Answer Correct ? | 1 Yes | 1 No |
Post New Answer View All Answers
What pressure results for a flow transmitter of range 0- 180t/h in the dcs and 0-301mbar in the field using square root extraction. Kindly also suggest formulae for the percentages 0,25,50,75,100?
Give 2 application of quartz crystal used for process parameter measurement.
can any one tell me when ongc placement test and its forms is available????/ pls tell me if u know
Q- Control problem are mainly classified in _____ types. a-)4 b-)3 c-)6 d-)nono of these Few of them i know is 1- regulator type problem (eg- Air conditioner) 2- tracking problem (eg missile trcking problem) 3- sybernatics 4- optimal control problem
What are primary elements of measuring pressure? Which type of pressure can be measured by these elements?
Can anyone send most commonley asked Instrumentation questions and answers in cement industry please?
1.what is controller proportional gain 2.what is the controller intergral action time. 3.A proportional plus derivative controller that has a proportional band of 20% and a derivative action time of 0.1 minutes. Construct the shape of the output waveform for the triangular input if the input rises and falls at the rate of 4 units per minute.
Questions on flow meters,few questions on HART protocol,
How we can check the 2 wire proxy switch? & how it is connected to DI MODULE OF PLC?
i hav applied for the post of engg. in iocl so please require the past test papers fro instrumentation engg please please help me and send me the papers or tell me the pattern and type of ques asked in examination......
when placing a vent or drain hole on an orifice plate should you measure from the center of the bore up or down for the vent placement?
Any one can help me to identified, how can we interchange the device in FF
Hello to all....I am an Instrumentation Graduate and i am passed out in this year only.. I am unable to find the job in my core instrumentation.. so any boby tell me how to and where to search the job....please...and also tell me i there are any courses offered in the instrumentation stream so i can do it... you can send your suggestions to my mail-id i.e Ganesh20084u@gmail.com ... please..
Instrument QA/Qc what is the project quality plan?conduit inspection RFI. which documents attache with package?
why we use 3 wire rtd direct wiring for temperature measurement instead of temperature transmitter like bearing temperature