Hydraulics & Fluid Mechanics The line of action of the buoyant force acts through the centroid of the displaced volume of the fluid volume of the fluid vertically above the body submerged body volume of the floating body displaced volume of the fluid volume of the fluid vertically above the body submerged body volume of the floating body ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics For a floating body to be in stable equilibrium, its metacentre should be between e.g. and center of pressure below the center of buoyancy above the center of gravity. above the center of buoyancy between e.g. and center of pressure below the center of buoyancy above the center of gravity. above the center of buoyancy ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics When a body floating in a liquid, is displaced slightly, it oscillates about center of pressure center of buoyancy e.g. of body metacentre center of pressure center of buoyancy e.g. of body metacentre ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics For laminar flow in a pipe of circular cross-section, the Darcy’s friction factor f is directly proportional to pipe wall roughness and independent of Reynolds number directly proportional to Reynolds number and independent of pipe wall roughness inversely proportional to Reynolds number and directly proportional to pipe wall roughness inversely proportional to Reynolds number and indpendent of pipe wall roughness directly proportional to pipe wall roughness and independent of Reynolds number directly proportional to Reynolds number and independent of pipe wall roughness inversely proportional to Reynolds number and directly proportional to pipe wall roughness inversely proportional to Reynolds number and indpendent of pipe wall roughness 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 5.0 above the hydraulic gradient 6.4 m above the hydraulic gradient 2.4 m above the hydraulic gradient 10.0 m above the hydraulic gradient 5.0 above the hydraulic gradient 6.4 m above the hydraulic gradient 2.4 m above the hydraulic gradient 10.0 m above the hydraulic gradient ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The units of viscosity are kg sec/metre newton-sec/metre newton-sec/metre2 metre2/se kg sec/metre newton-sec/metre newton-sec/metre2 metre2/se ANSWER DOWNLOAD EXAMIANS APP