Hydraulics & Fluid Mechanics An object having 10 kg mass weighs 9.81kg on a spring balance. The value of ‘g’ at this place is 9.75 m/sec² 10.2/m sec 9.81 m/sec² 10m/sec² 9.75 m/sec² 10.2/m sec 9.81 m/sec² 10m/sec² ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics To avoid vaporisation in the pipe line, the pipe line over the ridge is laid such that it is not more than 10.0 m above the hydraulic gradient 2.4 m above the hydraulic gradient 6.4 m above the hydraulic gradient 5.0 above the hydraulic gradient 10.0 m above the hydraulic gradient 2.4 m above the hydraulic gradient 6.4 m above the hydraulic gradient 5.0 above the hydraulic gradient ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics According to Bernoulli’s equation for steady ideal fluid flow principle of conservation of mass holds velocity and pressure are inversely proportional total energy is constant throughout the energy is constant along a stream-line but may vary across streamlines principle of conservation of mass holds velocity and pressure are inversely proportional total energy is constant throughout the energy is constant along a stream-line but may vary across streamlines ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Fluid is a substance that cannot be subjected to shear forces has the same shear stress.at a point regardless of its motion always expands until it fills any container cannot remain at rest under action of any shear force cannot be subjected to shear forces has the same shear stress.at a point regardless of its motion always expands until it fills any container cannot remain at rest under action of any shear force ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The line of action of the buoyant force acts through the center of gravity of any submerged body centroid of the volume of fluid vertically above the body centriod of the displaced volume of fluid center of the volume of floating body center of gravity of any submerged body centroid of the volume of fluid vertically above the body centriod of the displaced volume of fluid center of the volume of floating body ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The normal stress is same in all directions at a point in a fluid only when the fluid is frictionless irrespective of the motion of one fluid layer relative to an adjacent layer When there is no motion of one fluid layer relative to an adjacent layer only when the fluid is incompressible and has zero viscosity only when the fluid is frictionless irrespective of the motion of one fluid layer relative to an adjacent layer When there is no motion of one fluid layer relative to an adjacent layer only when the fluid is incompressible and has zero viscosity ANSWER DOWNLOAD EXAMIANS APP