Hydraulics And Fluid Mechanics In Me - Study Mode

[#111] The unit speed of the turbine runner is
Correct Answer

(A) $$frac{{ ext{N}}}{{sqrt { ext{H}} }}$$

[#112] The speed of a turbine runner is
Correct Answer

(A) Directly proportional to $${{ ext{H}}^{frac{1}{2}}}$$

[#113] The shear stress between the two liquid layers is __________ proportional to the distance between two layers.
Correct Answer

(B) Inversely

[#114] According to fan laws, at constant pressure, the speed capacity and power vary
Correct Answer

(B) Inversely as square root of density

[#115] The force exerted (in Newton) by a jet of water impinging normally on a fixed plate is (where w = Specific weight of water in N/m 3 , a = Cross-sectional area of jet in m 2 and V = Velocity of jet in m/s)
Correct Answer

(D) $$frac{{{ ext{wa}}{{ ext{V}}^2}}}{{ ext{g}}}$$