Hydraulics and Fluid Mechanics in ME The pressure in the air space above an oil (sp. gr. 0.8) surface in a tank is 0.1 kg/cm". The pressure at 2.5 m below the oil surface will be 3.5 metres of water column 3 metres of water column 2 metres of water column 4 m of water column 3.5 metres of water column 3 metres of water column 2 metres of water column 4 m of water column ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The relation between hydraulic efficiency (ηh), mechanical efficiency (ηm) and overall efficiency (ηo) is ηh = ηo × ηm ηm = ηm × ηh ηo = ηh × ηm None of these ηh = ηo × ηm ηm = ηm × ηh ηo = ηh × ηm None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Which of the following is the unit of kinematic viscosity poise faraday stoke pascal poise faraday stoke pascal ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The dynamic viscosity of the liquid __________ with rise in temperature. Increases Decreases None of these Remain unaffected Increases Decreases None of these Remain unaffected ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The overall efficiency of a reaction turbine is the ratio of Actual work available at the turbine to the energy imparted to the wheel Power produced by the turbine to the energy actually supplied by the turbine None of these Work-done on the wheel to the energy (or head of water) actually supplied to the turbine Actual work available at the turbine to the energy imparted to the wheel Power produced by the turbine to the energy actually supplied by the turbine None of these Work-done on the wheel to the energy (or head of water) actually supplied to the turbine ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The correct relationship among displacement thickness d, momentum thickness m and energy thickness e is d > e > m e > d > m d > m > e e > m > d d > e > m e > d > m d > m > e e > m > d ANSWER DOWNLOAD EXAMIANS APP