Hydraulics & Fluid Mechanics For laminar flow in a pipe of circular cross-section, the Darcy’s friction factor f is 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 indpendent of pipe wall roughness inversely proportional to Reynolds number and directly proportional to 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 indpendent of pipe wall roughness inversely proportional to Reynolds number and directly proportional to pipe wall roughness ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The discharge of a liquid of kinematic viscosity 4 cm²/sec through a 8 cm dia-meter pipe is 3200n cm7sec. The type of flow expected is NOT PREDICTABLE FROM THE GIVEN DATA TRANSITION FLOW TURBULENT FLOW LAMINAR FLOW NOT PREDICTABLE FROM THE GIVEN DATA TRANSITION FLOW TURBULENT FLOW LAMINAR FLOW 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 4.6 M 4.0 M 4.8 M 4.2 M 4.6 M 4.0 M 4.8 M 4.2 M ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics The density of water is 1000 kg/m3 at 4°C 0°C 0°K 20°C 4°C 0°C 0°K 20°C ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics A model of torpedo is tested in a towing tank at a velocity of 25 m/sec. The prototype is expected to attain a velocity of 5 m/sec. What model scale has been used ? 1 :25 1:50 1 : 5 1 : 2.5 1 :25 1:50 1 : 5 1 : 2.5 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics & Fluid Mechanics Metacentric height is given as the distance between center of buoyancy and metacentre the center of gravity of the body and the center of pressure the center of gravity of the body and the center of buoyancy the center of gravity of the body andthe meta center center of buoyancy and metacentre the center of gravity of the body and the center of pressure the center of gravity of the body and the center of buoyancy the center of gravity of the body andthe meta center ANSWER DOWNLOAD EXAMIANS APP