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.Management Sciences
Category: Fluid Mechanics for Chemical
I.D. of 1/4″ schedule 40 pipe is 0.364″. I.D. of a 1/2″ schedule 40 pipe would be ______________ inch?
0
A. 4.728
B. 0.5
C. 0.622
D. 0.474
Check valve provided in the discharge line of a centrifugal pump serves the purpose of controlling the_______________?
A. Back flow of fluid in the event of stoppage of pump
B. Discharge pressure
C. Flow of liquid during operation of the pump
D. All A., B. and C.
An equipotential line is _____________ to the velocity vector at every point?
A. Normal
B. Parallel
C. Tangential
D. None of these
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