Hydraulics and Fluid Mechanics in ME The property of a fluid which enables it to resist tensile stress is known as surface tension adhesion compressibility cohesion surface tension adhesion compressibility cohesion ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME According to fan laws, at constant speed and capacity, the pressure and power vary Inversely as density Inversely as square root of density Directly as the air or gas density As square of density Inversely as density Inversely as square root of density Directly as the air or gas density As square of density ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A nozzle placed at the end of a water pipe line discharges water at a Low velocity Low pressure High velocity High pressure Low velocity Low pressure High velocity High pressure ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In order that flow takes place between two points in a pipeline, the differential pressure between these points must be more than frictional force viscosity All of these surface friction frictional force viscosity All of these surface friction ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The length AB of a pipe ABC in which the liquid is flowing has diameter (d1) and is suddenly contracted to diameter (d2) at B which is constant for the length BC. The loss of head due to sudden contraction, assuming coefficient of contraction as 0.62, is v₁²/2g v₂²/2g 0.375 v₂²/2g 0.5 v₁²/2g v₁²/2g v₂²/2g 0.375 v₂²/2g 0.5 v₁²/2g ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In order to avoid tendency of separation at throat in a Venturimeter, the ratio of the diameter at throat to the diameter of pipe should be 1/8 to 1/4 1/16 to 1/8 1/4 to 1/3 1/3 to 1/2 1/8 to 1/4 1/16 to 1/8 1/4 to 1/3 1/3 to 1/2 ANSWER DOWNLOAD EXAMIANS APP