Hydraulics and Fluid Mechanics in ME A model of a reservior is drained in 4 mts by opening the sluice gate. The model scale is 1: 225. How long should it take to empty the prototype ? 4 minutes 4 x V225 minutes 4 (225)1/3 minutes 4 x (225)3/2 minutes 4 minutes 4 x V225 minutes 4 (225)1/3 minutes 4 x (225)3/2 minutes ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The specific gravity of an oil whose specific weight is 7.85 kN/m3, is 1 1.2 0.8 1.6 1 1.2 0.8 1.6 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Center of buoyancy is the does not exist center of pressure of displaced volume centroid of the displaced volume of fluid e.g. of floating body does not exist center of pressure of displaced volume centroid of the displaced volume of fluid e.g. of floating body ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The ratio of specific weight of a liquid to the specific weight of pure water at a standard temperature is called Surface tension of liquid Specific gravity of liquid Density of liquid Compressibility of liquid Surface tension of liquid Specific gravity of liquid Density of liquid Compressibility of liquid ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Liquids transmit pressure equally in all the directions. This is according to Boyle's law Newton's formula Archimedes principle Pascal's law Boyle's law Newton's formula Archimedes principle Pascal's law ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The force exerted by a jet of water (in a direction normal to flow) impinging on a fixed plate inclined at an angle θ with the jet is (waV²/2g) × sin 2θ (waV²/g) × sin θ (waV/2g) × sin θ (waV/g) × sin θ (waV²/2g) × sin 2θ (waV²/g) × sin θ (waV/2g) × sin θ (waV/g) × sin θ ANSWER DOWNLOAD EXAMIANS APP