Hydraulics and Fluid Mechanics in ME The diameter of the nozzle (d) for maximum transmission of power is given by (where D = Diameter of pipe, f = Darcy’s coefficient of friction for pipe, and l = Length of pipe) d = (D⁵/8fl)1/3 d = (D⁵/8fl)1/5 d = (D⁵/8fl)1/2 d = (D⁵/8fl)1/4 d = (D⁵/8fl)1/3 d = (D⁵/8fl)1/5 d = (D⁵/8fl)1/2 d = (D⁵/8fl)1/4 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The coefficient of discharge for an external mouthpiece is 0.375 0.707 0.855 0.5 0.375 0.707 0.855 0.5 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. Geometric similarity Kinematic similarity Dynamic similarity None of these Geometric similarity Kinematic similarity Dynamic similarity None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A flow through an expanding tube at constant rate is called Steady non-uniform flow Unsteady uniform flow Steady uniform flow Unsteady non-uniform flow Steady non-uniform flow Unsteady uniform flow Steady uniform flow Unsteady non-uniform flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Buoyant force is Equal to the volume of liquid displaced The resultant force acting on a floating body The resultant force on a body due to the fluid surrounding it The force necessary to maintain equilibrium of a submerged body Equal to the volume of liquid displaced The resultant force acting on a floating body The resultant force on a body due to the fluid surrounding it The force necessary to maintain equilibrium of a submerged body ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Geometric similarity is said to exist between the model and the prototype, if both of them Have identical forces Are identical in shape, but differ only in size Are equal in size and shape Have identical velocities Have identical forces Are identical in shape, but differ only in size Are equal in size and shape Have identical velocities ANSWER DOWNLOAD EXAMIANS APP
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