Hydraulics and Fluid Mechanics in ME The total energy of each particle at various places in the case of perfect incompressible fluid flowing in continuous stream Remain constant May increase/decrease Keeps on increasing Keeps on decreasing Remain constant May increase/decrease Keeps on increasing Keeps on decreasing ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The velocity distribution for laminar flow through a circular tube varies linearly from zero at walls to maximum at centre None of these varies parabolically with maximum at the centre is constant over the cross-section varies linearly from zero at walls to maximum at centre None of these varies parabolically with maximum at the centre is constant over the cross-section ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The total pressure on a horizontally immersed surface is (where w = Specific weight of the liquid, A = Area of the immersed surface, and x = Depth of the centre of gravity of the immersed surface from the liquid surface) wA wA/x wx wAx wA wA/x wx wAx ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Metacentric height is the distance between the metacentre and center of gravity water surface center of pressure center of buoyancy center of gravity water surface center of pressure center of buoyancy ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A valve is suddenly closed in a water main in wl.ich the velocity is 1 m/sec and velocity of pressure wave is 981 m/ sec. The inertia head at the valve will be None of these 1 m 10m 100m None of these 1 m 10m 100m ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The total energy line lies over the centre line of the pipe by an amount equal to Pressure head Pressure head + velocity head Velocity head Pressure head - velocity head Pressure head Pressure head + velocity head Velocity head Pressure head - velocity head ANSWER DOWNLOAD EXAMIANS APP