Hydraulics and Fluid Mechanics in ME The hydraulic grade line is always above the centre line of pipe never above the energy grade line All of these always sloping downward in the direction of flow always above the centre line of pipe never above the energy grade line All of these always sloping downward in the direction of flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A liquid would wet the solid, if adhesion forces as compared to cohesion forces are more less equal less at low temperature and more at high temperature more less equal less at low temperature and more at high temperature ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When an internal mouthpiece is running free, the discharge through the mouthpiece is (where a = Area of mouthpiece, and H = Height of liquid above the mouthpiece) 0.707 a. √2gH √2gH 0.855 a. √2gH 0.5 a. √2gH 0.707 a. √2gH √2gH 0.855 a. √2gH 0.5 a. √2gH ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For laminar flow in circular pipes, the Darcy’s friction factor f is equal to 16/Re 64/ Re None of these 32/ Re 16/Re 64/ Re None of these 32/ Re ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In axial flow fans and turbines, fluid enters and leaves as follows Axially, axially Radially, radially Axially, radially Radially, axially Axially, axially Radially, radially Axially, radially Radially, axially ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The normal stress in a fluid will be constant in all directions at a point only if It is at rest It is incompressible It has zero viscosity It has uniform viscosity It is at rest It is incompressible It has zero viscosity It has uniform viscosity ANSWER DOWNLOAD EXAMIANS APP