Hydraulics and Fluid Mechanics in ME Buoyant force is The resultant force on a body due to the fluid surrounding it The force necessary to maintain equilibrium of a submerged body The resultant force acting on a floating body Equal to the volume of liquid displaced The resultant force on a body due to the fluid surrounding it The force necessary to maintain equilibrium of a submerged body The resultant force acting on a floating body Equal to the volume of liquid displaced ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME At the center line of a pipe flowing under pressure where the velocity gradient is zero, the shear stress will be Could be any value Zero Maximum Minimum Could be any value Zero Maximum Minimum ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a free nappe, The pressure below the nappe is atmospheric The pressure above the nappe is negative The pressure below the nappe is negative The pressure above the nappe is atmospheric The pressure below the nappe is atmospheric The pressure above the nappe is negative The pressure below the nappe is negative The pressure above the nappe is atmospheric ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Which of the following pump is successfully used for lifting water to the turbines? Centrifugal pump Jet pump Air lift pump Reciprocating pump Centrifugal pump Jet pump Air lift pump Reciprocating pump ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a Kaplan turbine runner, the numbers of blades are generally between 4 to 8 2 to 4 8 to 16 16 to 24 4 to 8 2 to 4 8 to 16 16 to 24 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Discharge (Q) of a centrifugal pump is given by (where D = Diameter of impeller at inlet, b = Width of impeller at inlet, and Vf = Velocity of flow at inlet) Q = π.D.bf.V Q = D.b.Vf Q = π.D.Vf Q = π.b.Vf Q = π.D.bf.V Q = D.b.Vf Q = π.D.Vf Q = π.b.Vf ANSWER DOWNLOAD EXAMIANS APP
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