Hydraulics and Fluid Mechanics in ME A body floats in stable equilibrium When the metacentre is above e.g. Metacentre has nothing to do with position of e.g. for determining stability When its meatcentric height is zero When its e.g. is below its center of buoyancy When the metacentre is above e.g. Metacentre has nothing to do with position of e.g. for determining stability When its meatcentric height is zero When its e.g. is below its center of buoyancy ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The hydraulic grade line is always above the centre line of pipe never above the energy grade line All of these always sloping downward in the direction of flow always above the centre line of pipe never above the energy grade line All of these always sloping downward in the direction of flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A jet of water discharging from a 40 mm diameter orifice has a diameter of 32 mm at its vena contracta. The coefficient of contraction is 0.64 0.87 0.78 0.46 0.64 0.87 0.78 0.46 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For hydro-dynamically smooth boundary, the friction coefficient for turbulent flow is constant dependent only on Reynolds number a function of Reynolds number and relative roughness dependent on relative roughness only constant dependent only on Reynolds number a function of Reynolds number and relative roughness dependent on relative roughness only ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The water pressure per metre length on a vertical masonry wall of dam is (where w = Specific weight of the liquid, and H = Height of the liquid) wH/2 wH wH2/4 wH2/2 wH/2 wH wH2/4 wH2/2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Head developed by a centrifugal pump is Proportional to diameter and speed of impeller None of these Proportional to diameter of impeller Proportional to speed of impeller Proportional to diameter and speed of impeller None of these Proportional to diameter of impeller Proportional to speed of impeller ANSWER DOWNLOAD EXAMIANS APP
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