Answer Posted / naveed t p
i think it prevents votex formation, increase recovery
factor of pressure after vena contracta since there
pressure is minimum & velocity maximum. This helps the flow
to be recovered better than if it was sharp edge.
Is This Answer Correct ? | 13 Yes | 1 No |
Post New Answer View All Answers
How the warning lamp of a charging-system is activated ?
Why 4-20 amps is being used in instruments? Why cant we use any other range instead of 4-20 amps? Why only 4 amps is taken as lower limit and why 20 amps is taken as the higher limit?
How many interlocks at turbine? Plz explain briefly
What is the GK Value in Flowmeter?
what is the difference between magnetic flow meter and mass flowmeter
what is instrument philosophy
Area classification, Equipments, Gas groups, temperature classification, Ingress protection, Fire Extinguishers.
How to do gas analysers calibration in AUTO and Manually by using zero and span gas?
where uses EXe /EXd/Exo/Exn/Exp/Exq/EXia
what is the procedure to callibrate temp controller ,pressure controller,etc. suppose a temp controller showing error 1.5 degree centigrate how can i minimize it.
which type of zones used for boiler? & why ?
How many are the types of instrument cables in terms of No. of pair.
How to calibration a control valve?
I am having a Phoenix digital to modbus converter. The o/p of the same is connected to flow computer FB407. But the digital signals are updated only after one minute in the flow computer. what may be the cause of delay in communication? Flow computer is having a scanning period of less than 1 sec.
How r the calculation of process line mpm.