Hydraulics and Fluid Mechanics in ME The hydraulic grade line is always sloping downward in the direction of flow never above the energy grade line All of these always above the centre line of pipe always sloping downward in the direction of flow never above the energy grade line All of these always above the centre line of pipe ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Reciprocating pumps are no more to be seen in industrial applications (in comparison to centrifugal pumps) because of Necessity of air vessel Lower speed of operation Lower discharge High initial and maintenance cost Necessity of air vessel Lower speed of operation Lower discharge High initial and maintenance cost ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The shear stress-strain graph for a Newtonian fluid is a Straight line Parabolic curve Elliptical Hyperbolic curve Straight line Parabolic curve Elliptical Hyperbolic curve ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The magnitude of water hammer depends upon the All of these Speed at which the valve is closed Elastic properties of the pipe material Elastic properties of the liquid flowing through the pipe All of these Speed at which the valve is closed Elastic properties of the pipe material Elastic properties of the liquid flowing through the pipe ANSWER DOWNLOAD EXAMIANS APP
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) σ cosα/4wd 4σ cosα/wd wd/4σ cosα 4wd/σ cosα σ cosα/4wd 4σ cosα/wd wd/4σ cosα 4wd/σ cosα ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The force per unit length is the unit of Capillarity Compressibility Surface tension Viscosity Capillarity Compressibility Surface tension Viscosity ANSWER DOWNLOAD EXAMIANS APP