Hydraulics and Fluid Mechanics in ME The hydraulic gradient line lies over the centre line of the pipe by an amount equal to the Velocity head Pressure head + velocity head Pressure head - velocity head Pressure head Velocity head Pressure head + velocity head Pressure head - velocity head Pressure head ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The value of coefficient of discharge is __________ the value of coefficient of velocity. Same as More than None of these Less than Same as More than None of these Less than ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If the surface of liquid is convex, men Cohesion pressure is increased Cohesion pressure is negligible There is no cohesion pressure Cohesion pressure is decreased Cohesion pressure is increased Cohesion pressure is negligible There is no cohesion pressure Cohesion pressure is decreased ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Which of the following is dimensionless? Specific speed Specific volume Specific weight Specific gravity Specific speed Specific volume Specific weight Specific gravity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The kinematic viscosity is the Product of absolute viscosity and mass of the liquid Ratio of absolute viscosity to the density of the liquid Ratio of density of the liquid to the absolute viscosity Product of absolute viscosity and density of the liquid Product of absolute viscosity and mass of the liquid Ratio of absolute viscosity to the density of the liquid Ratio of density of the liquid to the absolute viscosity Product of absolute viscosity and density of the liquid ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For similarity, in addition to models being geometrically similar to prototype, the following in both cases should also be equal all the four ratios of inertial force to force due to viscosity, gravitation, surface tension, and elasticity ratio of inertial force to force due to gravitation ratio of inertial force to force due to surface tension ratio of inertial force to force due to viscosity all the four ratios of inertial force to force due to viscosity, gravitation, surface tension, and elasticity ratio of inertial force to force due to gravitation ratio of inertial force to force due to surface tension ratio of inertial force to force due to viscosity ANSWER DOWNLOAD EXAMIANS APP