Answer / rajesh

the fluid medium to be used

the fluid physical properties ( viscosity , density ,
temperature etc )

the frequency of application of valve i.e the no of times
opened or closed in a hour

the flow rate , pressure desired c time , volume to be
transferred in specific time for flowing media etc

the operation to control valve
manual , automatic , pneumatic , hydraulic etc

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give me all the details about the interview and which type of question being asked

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