Hydraulics and Fluid Mechanics in ME The ratio of the inertia force to the viscous force is called Weber's number Reynold's number Euler's number Froude's number Weber's number Reynold's number Euler's number Froude's number ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The specific speed (Ns) of a centrifugal pump is given by (N√Q)/H (N√Q)/H2/3 (N√Q)/H3/4 (N√Q)/H5/4 (N√Q)/H (N√Q)/H2/3 (N√Q)/H3/4 (N√Q)/H5/4 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The resultant upward pressure of a fluid on a floating body is equal to the weight of the fluid displaced by the body. This definition is according to Archimedes’ principle Bernoulli’s theorem Buoyancy Equilibrium of a floating body Archimedes’ principle Bernoulli’s theorem Buoyancy Equilibrium of a floating body ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Metacentre is the point of intersection of buoyant force and the center line of body All of these vertical upward force through e.g. of body and center line of body mid point between e.g. and center of buoyancy buoyant force and the center line of body All of these vertical upward force through e.g. of body and center line of body mid point between e.g. and center of buoyancy ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Two dimensional flows occurs when The magnitude and direction of the velocity do not change from point to point in the fluid The velocity of successive fluid particles, at any point, is the same at successive periods of time The fluid particles move in plane or parallel planes and the streamline patterns are identical in each plane The direction and magnitude of the velocity at all points are identical The magnitude and direction of the velocity do not change from point to point in the fluid The velocity of successive fluid particles, at any point, is the same at successive periods of time The fluid particles move in plane or parallel planes and the streamline patterns are identical in each plane The direction and magnitude of the velocity at all points are identical ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge through a small rectangular orifice is given by (where Cd = Coefficient of discharge for the orifice, a = Cross-sectional area of the orifice, h = Height of the liquid above the centre of the orifice) Q = (3Cd × a)/√(2h) Q = Cd × a × 2gh Q = (2/3). Cd × a × h Q = (Cd × a)/√(2gh) Q = (3Cd × a)/√(2h) Q = Cd × a × 2gh Q = (2/3). Cd × a × h Q = (Cd × a)/√(2gh) ANSWER DOWNLOAD EXAMIANS APP