Hydraulics and Fluid Mechanics in ME The depth ‘d’ below the free surface at which the point velocity is equal to the average velocity of flow for a uniform laminar flow with a free surface, will be (where D is the depth of flow) 0.223 D 0.707 D 0.423 D 0.577 D 0.223 D 0.707 D 0.423 D 0.577 D ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A body floats in stable equilibrium When its meatcentric height is zero Metacentre has nothing to do with position of e.g. for determining stability When the metacentre is above e.g. When its e.g. is below its center of buoyancy When its meatcentric height is zero Metacentre has nothing to do with position of e.g. for determining stability When the metacentre is above e.g. When its e.g. is below its center of buoyancy ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The product of mass and acceleration of flowing liquid is called Inertia force Viscous force Pressure force Gravity force Inertia force Viscous force Pressure force Gravity force ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In order to measure the flow with a Venturimeter, it is installed in Horizontal line Inclined line with flow downwards Inclined line with flow upwards Any direction and in any location Horizontal line Inclined line with flow downwards Inclined line with flow upwards Any direction and in any location ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME An ideal flow of any fluid must satisfy Newton’s law of viscosity boundary layer theory Pascal law continuity equation Newton’s law of viscosity boundary layer theory Pascal law continuity equation ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Discharge (Q) of a centrifugal pump is given by (where D = Diameter of impeller at inlet, b = Width of impeller at inlet, and Vf = Velocity of flow at inlet) Q = π.D.bf.V Q = D.b.Vf Q = π.D.Vf Q = π.b.Vf Q = π.D.bf.V Q = D.b.Vf Q = π.D.Vf Q = π.b.Vf ANSWER DOWNLOAD EXAMIANS APP