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 inversely proportional to Reynolds number and indpendent of pipe wall roughness directly proportional to Reynolds number and independent of pipe wall roughness inversely proportional to Reynolds number and directly proportional to pipe wall roughness directly proportional to pipe wall roughness and independent of Reynolds number inversely proportional to Reynolds number and indpendent of pipe wall roughness directly proportional to Reynolds number and independent of pipe wall roughness 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 length and diameter are same in two systems head loss and discharge are same in two systems friction factor and length are same in two systems length of pipe and discharge are same in two systems length and diameter are same in two systems head loss and discharge are same in two systems friction factor and length are same in two systems ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics A vertical rectangular plane surface is submerged in water such that its top and bottom surfaces are 1.5 m and 6.0 m res-pectively below the free surface. The position of center of pressure below the free surface will be at a distance of 4.0 M 4.8 M 4.2 M 4.6 M 4.0 M 4.8 M 4.2 M 4.6 M ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Coefficient of velocity for Borda’s mouth piece running full is 1.00 0.611 0.707 0.855 1.00 0.611 0.707 0.855 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The discharge through a V- notch varies as H1/2 H5’4 where H is head. H3’2 H5/2 H1/2 H5’4 where H is head. H3’2 H5/2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Normal depth in open channel flow is the depth of flow corresponding to laminar flow uniform flow Steady flow unsteady flow laminar flow uniform flow Steady flow unsteady flow ANSWER DOWNLOAD EXAMIANS APP