31. Reciprocating pumps compared to centrifugal pumps
32. Mass velocity in case of steady flow and through a constant cross-section conduit is independent of the
33. For pipes that must be broken at intervals for maintenance, the connector used should be a/an
34. With the increase in depth, the hydrostatic pressure in an unaccelerated incompressible fluid (in a constant gravitational field)
35. Water flow rate in a pipe of 3.5 metres diameter can be most economically and conveniently measured by a/an
36. While starting a centrifugal pump, its delivery valve should be kept
37. While starting an axial flow pump, its delivery valve should be kept
38. Pressure drag does not depend upon the
39. The equivalent diameter for pressure drop calculation for a duct of square cross-section is given by (where, x = each side of the square duct)
40. Which of the following is the most common pump for pumping either raw sewage or sludge?
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