Hydraulics and Fluid Mechanics in ME Kinematic similarity is said to exist between the model and the prototype, if both of them Have identical velocities Are identical in shape, but differ only in size Are equal in size and shape Have identical forces Have identical velocities Are identical in shape, but differ only in size Are equal in size and shape Have identical forces ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Impulse turbine is generally fitted Slightly below the tail race Little above the tail race At the level of tail race About 2.5 m above the tail race to avoid cavitations Slightly below the tail race Little above the tail race At the level of tail race About 2.5 m above the tail race to avoid cavitations ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The viscosity of water at 20°C is One centistoke One poise One stoke One centipoise One centistoke One poise One stoke One centipoise ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A piece of metal of specific gravity 7 floats in mercury of specific gravity 13.6. What fraction of its volume is under mercury ? 0.4 0.5 0.5 0.515 0.4 0.5 0.5 0.515 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The flow in a pipe or channel is said to be non-uniform when Each liquid particle has a definite path The liquid particles at all sections have the same velocities The quantity of liquid flowing per second is constant The liquid particles at different sections have different velocities Each liquid particle has a definite path The liquid particles at all sections have the same velocities The quantity of liquid flowing per second is constant The liquid particles at different sections have different velocities ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In order to increase sensitivity of U-tube manometer, one leg is usually inclined by angle 'θ'. Sensitivity of inclined tube to sensitivity of U-tube is equal to Sinθ Cos θ 1/Cosθ 1/Sinθ Sinθ Cos θ 1/Cosθ 1/Sinθ ANSWER DOWNLOAD EXAMIANS APP
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