Hydraulics and Fluid Mechanics in ME Surge wave in a rectangular channel is an example ofi) steady flowii) unsteady flowiii) uniform flowiv) non-uniform flowThe correct answer is (i) and (iii) (i) and (iv) (ii) and (iv) (ii) and (iii) (i) and (iii) (i) and (iv) (ii) and (iv) (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The eddy viscosity for turbulent flow is a physical property of the fluid. dependent on the flow independent of the flow a function of temperature only a physical property of the fluid. dependent on the flow independent of the flow a function of temperature only ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The flow ratio of Francis turbine is defined as the ratio of the Velocity of runner at inlet to the velocity of flow at inlet Velocity of flow at inlet to the theoretical jet velocity None of these Theoretical velocity of jet to the velocity of flow at inlet Velocity of runner at inlet to the velocity of flow at inlet Velocity of flow at inlet to the theoretical jet velocity None of these Theoretical velocity of jet to the velocity of flow at inlet ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When the flow parameters at any given instant remain same at every point, then flow is said to be uniform laminar steady state quasi static uniform laminar steady state quasi static ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For hydro-dynamically smooth boundary, the friction coefficient for turbulent flow is constant a function of Reynolds number and relative roughness dependent only on Reynolds number dependent on relative roughness only constant a function of Reynolds number and relative roughness dependent only on Reynolds number dependent on relative roughness only ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The resultant upward pressure of a fluid on a floating body is equal to the weight of the fluid displaced by the body. This definition is according to Archimedes’ principle Equilibrium of a floating body Buoyancy Bernoulli’s theorem Archimedes’ principle Equilibrium of a floating body Buoyancy Bernoulli’s theorem ANSWER DOWNLOAD EXAMIANS APP
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