Hydraulics and Fluid Mechanics in ME Head developed by a centrifugal pump is Proportional to diameter of impeller None of these Proportional to diameter and speed of impeller Proportional to speed of impeller Proportional to diameter of impeller None of these Proportional to diameter and speed of impeller Proportional to speed of impeller ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The power transmitted through the pipe is maximum when the head lost due to friction is equal to One-half of the total supply head One-fourth of the total supply head One-third of the total supply head Two-third of the total supply head One-half of the total supply head One-fourth of the total supply head One-third of the total supply head Two-third of the total supply head ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The conditions for the stable equilibrium of a floating body are the center of buoyancy and the center of gravity must lie on the same vertical line all the above are correct a righting couple should be formed the meta-center should lie above the center of gravity the center of buoyancy and the center of gravity must lie on the same vertical line all the above are correct a righting couple should be formed the meta-center should lie above the center of gravity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge over a rectangular weir, considering the velocity of approach, is (whereH1 = H + Ha = Total height of water above the weir, H = Height of water over the crest of the weir, and Ha = Height of water due to velocity of approach) (2/3) Cd × L.√2g [H12 - Ha2] (2/3) Cd × L. √2g [H13/2 - Ha3/2] (2/3) Cd × L.√2g [H1 - Ha] (2/3) Cd × L. √2g [H15/2 - Ha5/2] (2/3) Cd × L.√2g [H12 - Ha2] (2/3) Cd × L. √2g [H13/2 - Ha3/2] (2/3) Cd × L.√2g [H1 - Ha] (2/3) Cd × L. √2g [H15/2 - Ha5/2] ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME An open tank contains 1 m deep water with 50 cm depth of oil of specific gravity 0.8 above it. The intensity of pressure at the bottom of tank will be 14 kN/m2 4 kN/m2 12 kN/m2 10 kN/m2 14 kN/m2 4 kN/m2 12 kN/m2 10 kN/m2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When the flow in an open channel is gradually varied, the flow is said to be Steady uniform flow Unsteady non-uniform flow Steady non-uniform flow Unsteady uniform flow Steady uniform flow Unsteady non-uniform flow Steady non-uniform flow Unsteady uniform flow ANSWER DOWNLOAD EXAMIANS APP
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