Hydraulics and Fluid Mechanics in ME The liquid used in manometers should have High surface tension High density Low density Low surface tension High surface tension High density Low density Low surface tension ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The width of the bucket for a Pelton wheel is generally ________ the diameter of jet. Double Four times Five times Three times Double Four times Five times Three times ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The relation between hydraulic efficiency (ηh), mechanical efficiency (ηm) and overall efficiency (ηo) is ηm = ηm × ηh ηo = ηh × ηm ηh = ηo × ηm None of these ηm = ηm × ηh ηo = ηh × ηm ηh = ηo × ηm None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The loss of head due to viscosity for laminar flow in pipes is (where d = Diameter of pipe, l = Length of pipe, v = Velocity of the liquid in the pipe, μ = Viscosity of the liquid, and w = Specific weight of the flowing liquid) 32μvl/wd² 8μvl/wd² 16μvl/wd² 4μvl/wd² 32μvl/wd² 8μvl/wd² 16μvl/wd² 4μvl/wd² ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If the atmospheric pressure on the surface of an oil tank (sp. gr. 0.8) is 0.2 kg/cm”, the pressure at a depth of 50 m below the oil surface will be 3 meters of water column 2 meters of water column 5 meters of water column 6 meters of water Column 3 meters of water column 2 meters of water column 5 meters of water column 6 meters of water Column ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The maximum efficiency of jet propulsion of a ship with inlet orifices at right angles to the direction of motion of ship, is 0.8 0.6 0.5 0.4 0.8 0.6 0.5 0.4 ANSWER DOWNLOAD EXAMIANS APP
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