Hydraulics and Fluid Mechanics in ME Center of buoyancy is the does not exist center of pressure of displaced volume e.g. of floating body centroid of the displaced volume of fluid does not exist center of pressure of displaced volume e.g. of floating body centroid of the displaced volume of fluid 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 Pascal’s law Archimedes’s principle Bernoulli’s theorem Principle of flotation Pascal’s law Archimedes’s principle Bernoulli’s theorem Principle of flotation ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Discharge of a centrifugal pump is (where N = Speed of the pump impeller) Inversely proportional to N² Directly proportional to N Inversely proportional to N Directly proportional to N² Inversely proportional to N² Directly proportional to N Inversely proportional to N Directly proportional to N² ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The speed of a pressure wave through a pipe depends upon the original head the bulk modulus for the fluid the viscosity of fluid the length of pipe the original head the bulk modulus for the fluid the viscosity of fluid the length of pipe ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The property of a fluid which enables it to resist tensile stress is known as adhesion compressibility surface tension cohesion adhesion compressibility surface tension cohesion ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In case of an airfoil, the separation of flow occurs midway between rear and front of body at the extreme front of body at the extreme rear of body any where between rear and front of body depending upon Reynolds number midway between rear and front of body at the extreme front of body at the extreme rear of body any where between rear and front of body depending upon Reynolds number ANSWER DOWNLOAD EXAMIANS APP