Hydraulics and Fluid Mechanics in ME In a free nappe, The pressure above the nappe is atmospheric The pressure above the nappe is negative The pressure below the nappe is atmospheric The pressure below the nappe is negative The pressure above the nappe is atmospheric The pressure above the nappe is negative The pressure below the nappe is atmospheric The pressure below the nappe is negative ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The overall efficiency of a reaction turbine is the ratio of 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 None of these Power produced by the turbine to the energy actually supplied by the turbine 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 None of these Power produced by the turbine to the energy actually supplied by the turbine ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When the Mach number is less than unity, the flow is called Hyper-sonic flow Sub-sonic flow Super-sonic flow Sonic flow Hyper-sonic flow Sub-sonic flow Super-sonic flow Sonic flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The speed of sound in a ideal gas varies directly as its absolute temperature temperature modulus of elasticity density absolute temperature temperature modulus of elasticity density ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When a cylindrical vessel containing liquid is revolved about its vertical axis at a constant angular velocity, the pressure Varies as the square of the radial distance Increases as the square of the radial distance Decreases as the square of the radial distance Increases linearly as its radial distance Varies as the square of the radial distance Increases as the square of the radial distance Decreases as the square of the radial distance Increases linearly as its radial distance ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The hydraulic efficiency of an impulse turbine is the None of these Ratio of the actual power produced by the turbine to the energy actually supplied by the turbine Ratio of the actual work available at the turbine to the energy imparted to the wheel Ratio of the work done on the wheel to the energy of the jet None of these Ratio of the actual power produced by the turbine to the energy actually supplied by the turbine Ratio of the actual work available at the turbine to the energy imparted to the wheel Ratio of the work done on the wheel to the energy of the jet ANSWER DOWNLOAD EXAMIANS APP