Hydraulics and Fluid Mechanics in ME The ratio of the inertia force to the viscous force is called Reynold's number Euler's number Weber's number Froude's number Reynold's number Euler's number Weber's number Froude's number ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If the net positive suction head (NPSH) requirement for the pump is not satisfied, then Efficiency will be low No flow will take place Excessive power will be consumed Cavitation will be formed Efficiency will be low No flow will take place Excessive power will be consumed Cavitation will be formed ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The Euler's equation for the motion of liquids is based upon the assumption that All of these The flow is continuous, steady and along the stream line The fluid is non - viscous, homogeneous and incompressible The velocity of flow is uniform over the section All of these The flow is continuous, steady and along the stream line The fluid is non - viscous, homogeneous and incompressible The velocity of flow is uniform over the section ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a forced vortex motion, the velocity of flow is inversely proportional to the square of its radial distance from the axis of rotation inversely proportional to its radial distance from the axis of rotation directly proportional to the square of its radial distance from the axis of rotation directly proportional to its radial distance from axis of rotation inversely proportional to the square of its radial distance from the axis of rotation inversely proportional to its radial distance from the axis of rotation directly proportional to the square of its radial distance from the axis of rotation directly proportional to its radial distance from axis of rotation ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If a pump is handling water and is discharging a certain flow Q at a constant total dynamic head requiring a definite B.H.P., the same pump when handling a liquid of specific gravity 0.75 and viscosity nearly same as of water would discharge Same quantity of liquid 1.5 Q 0.75 Q Q/0.75 Same quantity of liquid 1.5 Q 0.75 Q Q/0.75 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME According to Francis formula, the discharge over a rectangular weir is (where n = Number of end contractions) (2/3) × Cd (L - 0.1nH) × √(2g) × H3/2 (2/3) × Cd (L - nH) × √(2g) × H² (2/3) × Cd (L - nH) × √(2g) × H5/2 (2/3) × Cd (L - nH) × √(2gh) (2/3) × Cd (L - 0.1nH) × √(2g) × H3/2 (2/3) × Cd (L - nH) × √(2g) × H² (2/3) × Cd (L - nH) × √(2g) × H5/2 (2/3) × Cd (L - nH) × √(2gh) ANSWER DOWNLOAD EXAMIANS APP