Hydraulics and Fluid Mechanics in ME A submerged body is said to be in a stable equilibrium, if its centre of gravity __________ the centre of buoyancy. Lies above None of these Coincides with Lies below Lies above None of these Coincides with Lies below ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The error in discharge (dQ/Q) to the error in measurement of head (dH/H) over a rectangular notch is given by dQ/Q = (3/4) × (dH/H) dQ/Q = (1/2) × (dH/H) dQ/Q = (3/2) × (dH/H) dQ/Q = (dH/H) dQ/Q = (3/4) × (dH/H) dQ/Q = (1/2) × (dH/H) dQ/Q = (3/2) × (dH/H) dQ/Q = (dH/H) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Newton’s law of viscosity relates intensity of pressure and rate of angular deformation shear stress and rate of angular deformation shear stress, viscosity and temperature viscosity and rate of angular deformation intensity of pressure and rate of angular deformation shear stress and rate of angular deformation shear stress, viscosity and temperature viscosity and rate of angular deformation ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When a body is immersed wholly or partially in a liquid, it is lifted up by a force equal to the weight of liquid displaced by the body. This statement is called Bernoulli’s theorem Principle of flotation Pascal’s law Archimedes’s principle Bernoulli’s theorem Principle of flotation Pascal’s law Archimedes’s principle ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The force exerted by a jet of water impinging normally on a plate which due to the impact of jet, moves in the direction of jet with a velocity v is [wa (V - v²)]/g [wa (V - v)²]/2g [wa (V - v)]/g [wa (V - v)]/2g [wa (V - v²)]/g [wa (V - v)²]/2g [wa (V - v)]/g [wa (V - v)]/2g ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A piece of metal of specific gravity 7 floats in mercury of specific gravity 13.6. What fraction of its volume is under mercury ? 0.5 0.5 0.515 0.4 0.5 0.5 0.515 0.4 ANSWER DOWNLOAD EXAMIANS APP