Hydraulics & Fluid Mechanics Free surface of a liquid tends to contract to the smallest possible area due to force of surface tension viscosity cohesion friction surface tension viscosity cohesion friction ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics For a floating body to be in stable equilibrium, its metacentre should be above the center of gravity. between e.g. and center of pressure below the center of buoyancy above the center of buoyancy above the center of gravity. between e.g. and center of pressure below the center of buoyancy above the center of buoyancy ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The line of action of the buoyant force acts through the centroid of the volume of the floating body submerged body volume of the fluid vertically above the body displaced volume of the fluid volume of the floating body submerged body volume of the fluid vertically above the body displaced volume of the fluid ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics For laminar flow in a pipe of circular cross-section, the Darcy’s friction factor f is inversely proportional to Reynolds number and indpendent of pipe wall roughness directly proportional to Reynolds number and independent of pipe wall roughness directly proportional to pipe wall roughness and independent of Reynolds number 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 Reynolds number and independent of pipe wall roughness directly proportional to pipe wall roughness and independent of Reynolds number inversely proportional to Reynolds number and directly proportional to pipe wall roughness ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Two pipe systems are said to be equivalent when length of pipe and discharge are same in two systems head loss and discharge are same in two systems length and diameter are same in two systems friction factor and length are same in two systems length of pipe and discharge are same in two systems head loss and discharge are same in two systems length and diameter are same in two systems friction factor and length are same in two systems ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics In a Sutro weir, the discharge is proportional to (where H is head) H1/2 H5/2 H H3/2 H1/2 H5/2 H H3/2 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS