Hydraulics And Fluid Mechanics In Me - Study Mode
[#336] A glass tube of small diameter (d) is dipped in fluid. The height of rise or fall in the tube given by (where w = Specific weight of liquid, $$alpha $$ = Angle of contact of the liquid surface and $$sigma $$ = Surface tension)
Correct Answer
(C) $$frac{{4sigma cos alpha }}{{{ ext{wd}}}}$$
[#337] The viscosity of water is __________ than that of mercury.
Correct Answer
(A) Higher
[#338] The surface tension of mercury at normal temperature compared to that of water is
Correct Answer
(A) More
[#339] The specific speed from 160 to 500 r.p.m. of a centrifugal pump indicates that the pump is
Correct Answer
(D) High speed with axial flow at outlet
[#340] The total pressure force on a plane area is equal to the area multiplied by the intensity of pressure at the Centroid, if
Correct Answer
(D) All of the above