Hydraulics and Fluid Mechanics in ME Which of the following velocity potentials satisfies continuity equation ? x2 + y2 x2y x2-y2 cosx x2 + y2 x2y x2-y2 cosx ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The stability of a dam is checked for Sliding of the wall or dam Tension at the base Overturning of the wall or dam All of these Sliding of the wall or dam Tension at the base Overturning of the wall or dam All of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If the ratio's of the corresponding forces acting at corresponding points are equal, then the model and the prototype are said to have. None of these Geometric similarity Dynamic similarity Kinematic similarity None of these Geometric similarity Dynamic similarity Kinematic similarity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For pipes, turbulent flow occurs when Reynolds number is less than 2000 less than 4000 between 2000 and 4000 more than 4000 less than 2000 less than 4000 between 2000 and 4000 more than 4000 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A glass tube of small diameter (d) is dipped in fluid. The height of rise or fall in the tube given by (where w = Specific weight of liquid, α = Angle of contact of the liquid surface, and σ = Surface tension) 4wd/σ cosα wd/4σ cosα σ cosα/4wd 4σ cosα/wd 4wd/σ cosα wd/4σ cosα σ cosα/4wd 4σ cosα/wd ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge through a reaction turbine with increase in unit speed Increases Remain unaffected Decreases First increases and then decreases Increases Remain unaffected Decreases First increases and then decreases ANSWER DOWNLOAD EXAMIANS APP
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