Hydraulics and Fluid Mechanics in ME The value of coefficient of velocity for a sharp edged orifice __________ with the head of water. Increases Remain same None of these Decreases Increases Remain same None of these Decreases ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The length AB of a pipe ABC in which the liquid is flowing has diameter (d1) and is suddenly contracted to diameter (d2) at B which is constant for the length BC. The loss of head due to sudden contraction, assuming coefficient of contraction as 0.62, is v₁²/2g 0.375 v₂²/2g v₂²/2g 0.5 v₁²/2g v₁²/2g 0.375 v₂²/2g v₂²/2g 0.5 v₁²/2g ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The loss of pressure head in case of laminar flow is proportional to (Velocity)2 Velocity (Velocity)3 (Velocity)4 (Velocity)2 Velocity (Velocity)3 (Velocity)4 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For a body floating in a liquid the normal pressure exerted by the liquid acts at e.g. of the body metacentre all points on the surface of the body bottom surface of the body e.g. of the body metacentre all points on the surface of the body bottom surface of the body ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For manometer, a better liquid combination is one having higher surface tension high density and viscosity surface tension is no criterion lower surface tension higher surface tension high density and viscosity surface tension is no criterion lower surface tension ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The flow in which the velocity vector is identical in magnitude and direction at every point, for any given instant, is known as turbulent flow uniform f^w steady flow one dimensional flow turbulent flow uniform f^w steady flow one dimensional flow ANSWER DOWNLOAD EXAMIANS APP
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