Hydraulics and Fluid Mechanics in ME A glass tube of small diameter (d) is dipped in fluid. The height of rise or fall in the tube given by (where w = Specific weight of liquid, α = Angle of contact of the liquid surface, and σ = Surface tension) 4σ cosα/wd wd/4σ cosα σ cosα/4wd 4wd/σ cosα 4σ cosα/wd wd/4σ cosα σ cosα/4wd 4wd/σ cosα ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The specific weight of water in S.I. units is taken as Any one of these 9.81 kN/m3 9.81 × 10-6 N/mm3 9.81 × 103 N/m3 Any one of these 9.81 kN/m3 9.81 × 10-6 N/mm3 9.81 × 103 N/m3 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 (IG/Ax̅) - x̅ (IG/x̅) - Ax̅ (Ax̅/IG) + x̅ (IG/Ax̅) + x̅ (IG/Ax̅) - x̅ (IG/x̅) - Ax̅ (Ax̅/IG) + x̅ ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Stoke is the unit of Dynamic viscosity in S. I. units Dynamic viscosity in M. K. S. units Kinematic viscosity in C. G. S. units Kinematic viscosity in M. K. S. units Dynamic viscosity in S. I. units Dynamic viscosity in M. K. S. units Kinematic viscosity in C. G. S. units Kinematic viscosity in M. K. S. units ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME One horsepower is equal to 75 watts 735 watts 550 watts 102 watts 75 watts 735 watts 550 watts 102 watts ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The type of centrifugal pump preferred for a specific speed of 20 r.p.m. is Medium speed pump with radial flow at outlet High speed pump with radial flow at outlet High speed pump with axial flow at outlet Slow speed pump with radial flow at outlet Medium speed pump with radial flow at outlet High speed pump with radial flow at outlet High speed pump with axial flow at outlet Slow speed pump with radial flow at outlet ANSWER DOWNLOAD EXAMIANS APP
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