Category: Fluid Mechanics and Hydraulic Machines Mcqs

A.Frequency of vibration
B.Amplitude
C.Frequency of vibration and amplitude
D.Amplitude and intensity
E.Richard’s scale number

A.Semi-circular
B.Square
C.Rectangular
D.Triangular
E.Half hexagon in the form of a trapezoid

A.Avoiding partial gate opening
B.Avoiding traps or pockets along the crown
C.Avoiding vortices formation
D.Avoiding small intakes
E.Any of the above

A.High velocity
B.Low barometric pressure
C.High pressure
D.Low pressure
E.Low velocity

A.Increases
B.Increases as ?T
C.Increses inversely as ?T
D.Decreases
E.Does not change significantly

A.The flow is one dimensional
B.The flow is steady
C.The flow is compressive
D.The velocity is uniform over the cross section
E.None of the above

A.The velocity distribution is the same at all cross-sections
B.The velocity distribution at any section is the same as if the plates were parallel
C.The pressure variation along the bearing is the same as if the plates were parallel
D.The velocity varies linearly between the two surfaces
E.The velocity varies linearly between the two surfaces

A.Lead race
B.Main storage
C.Diversion canal
D.Head race
E.Tail race

A.relates mass rate of flow along a stream tube
B.expresses the relation between energy and work
C.requires that the Newtons second law of motion is satisfied at every point in the fluid
D.relates the momentum per unit volume for two point on a stream line

A.Very high
B.Slightly above atmospheric
C.Atmospheric
D.Negative
E.Vacuum