Hydraulics and Fluid Mechanics in ME For a body floating in a liquid the normal pressure exerted by the liquid acts at all points on the surface of the body metacentre bottom surface of the body e.g. of the body all points on the surface of the body metacentre bottom surface of the body e.g. of the body ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Dynamic viscosity of most of the liquids with rise in temperature Increases Decreases Unpredictable Remain unaffected Increases Decreases Unpredictable Remain unaffected ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Low specific speed of a pump implies it is Mixed flow pump Centrifugal pump None of these Axial flow pump Mixed flow pump Centrifugal pump None of these Axial flow pump ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The surface tension of mercury at normal temperature is __________ that of water. None of these Same as Higher than Lower than None of these Same as Higher than Lower than ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The unit speed of the turbine runner is N/H N/√H N/H² N/H3/2 N/H N/√H N/H² N/H3/2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The depth of centre of pressure (h) for a vertically immersed surface from the liquid surface is given by (where IG = Moment of inertia of the immersed surface about horizontal axis through its centre of gravity, A = Area of immersed surface, and x = Depth of centre of gravity of the immersed surface from the liquid surface) (IG/Ax̅) - x̅ (Ax̅/IG) + x̅ (IG/Ax̅) + x̅ (IG/x̅) - Ax̅ (IG/Ax̅) - x̅ (Ax̅/IG) + x̅ (IG/Ax̅) + x̅ (IG/x̅) - Ax̅ ANSWER DOWNLOAD EXAMIANS APP
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