Hydraulics and Fluid Mechanics in ME The hydraulic grade line is 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 always above the centre line of pipe never above the energy grade line All of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The shear stress between the two liquid layers is __________ proportional to the distance between two layers. None of these Directly Both A and B Inversely None of these Directly Both A and B Inversely ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME An open tank containing liquid is made to move from rest with a uniform acceleration. The angle 0 which the free surface of liquid makes with the horizontal is such that (where a = Horizontal acceleration of the tank, and g = Acceleration due to gravity) tanθ = 2 a/g tanθ = a/g tanθ = a2/2g tanθ = a/2g tanθ = 2 a/g tanθ = a/g tanθ = a2/2g tanθ = a/2g ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The conditions for the stable equilibrium of a floating body are all the above are correct the meta-center should lie above the center of gravity the center of buoyancy and the center of gravity must lie on the same vertical line a righting couple should be formed all the above are correct the meta-center should lie above the center of gravity the center of buoyancy and the center of gravity must lie on the same vertical line a righting couple should be formed ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In an internal mouthpiece, the absolute pressure head at vena contracta is __________ the atmospheric pressure head by an amount equal to height of the liquid above the vena contracta. Equal to Less than None of these More than Equal to Less than None of these More than ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The maximum thickness of boundary layer in a pipe of radius r is 2r r r/2 2r r r/2 ANSWER DOWNLOAD EXAMIANS APP