Hydraulics & Fluid Mechanics Surface energy per unit area of a surface is numerically equal to surface tension force of adhesion atmospheric pressure force of cohesion surface tension force of adhesion atmospheric pressure force of cohesion ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Coefficient of velocity for Borda’s mouth piece running full is 0.707 0.855 0.611 1.00 0.707 0.855 0.611 1.00 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 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 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics THEE HORIZONTAL COMPONENT OF BUOYANT FORCE IS NEGLIGIBLE None of these SAME AS BUOYANT FORCE ZERO NEGLIGIBLE None of these SAME AS BUOYANT FORCE ZERO 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 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 directly proportional to pipe wall roughness and independent of Reynolds number directly proportional to Reynolds number and independent of pipe wall roughness ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The horse power transmitted through a pipe is maximum when the ratio of loss of head due to friction and total head supplied is 1/3 1/2 2/3 1/4 1/3 1/2 2/3 1/4 ANSWER DOWNLOAD EXAMIANS APP