Hydraulics and Fluid Mechanics in ME Unit of surface tension is Energy/unit area Velocity/unit area It has no units Both of the above Energy/unit area Velocity/unit area It has no units Both of the above ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When an ideal fluid flows past a sphere lowest pressure intensity occurs at rear stagnation point lowest pressure intensity occurs at front stagnation point highest intensity of pressure occurs around the circumference at right angles to flow total drag is zero lowest pressure intensity occurs at rear stagnation point lowest pressure intensity occurs at front stagnation point highest intensity of pressure occurs around the circumference at right angles to flow total drag is zero ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Medium specific speed of a pump implies it is Centrifugal pump Any one of the above Mixed flow pump Axial flow pump Centrifugal pump Any one of the above Mixed flow pump Axial flow pump 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
Hydraulics and Fluid Mechanics in ME Coefficient of resistance is the ratio of Loss of head in the orifice to the head of water available at the exit of the orifice Actual discharge through an orifice to the theoretical discharge Area of jet at vena-contracta to the area of orifice Actual velocity of jet at vena-contracta to the theoretical velocity Loss of head in the orifice to the head of water available at the exit of the orifice Actual discharge through an orifice to the theoretical discharge Area of jet at vena-contracta to the area of orifice Actual velocity of jet at vena-contracta to the theoretical velocity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A weir, generally, used as a spillway of a dam is Ogee weir Narrow crested weir Broad crested weir Submerged weir Ogee weir Narrow crested weir Broad crested weir Submerged weir ANSWER DOWNLOAD EXAMIANS APP