Hydraulics and Fluid Mechanics in ME Kinematic similarity is said to exist between the model and the prototype, if both of them 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 Have identical velocities Are identical in shape, but differ only in size ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Bulk modulus of a fluid is the ratio of Increase in volume to the viscosity of fluid Critical velocity to the viscosity of fluid Increase in pressure to the volumetric strain Shear stress to shear strain Increase in volume to the viscosity of fluid Critical velocity to the viscosity of fluid Increase in pressure to the volumetric strain Shear stress to shear strain ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a reaction turbine, the draft tube is used To run the turbine full To transport water to downstream To prevent air to enter the turbine To increase the head of water by an amount equal to the height of the runner outlet above the tail race To run the turbine full To transport water to downstream To prevent air to enter the turbine To increase the head of water by an amount equal to the height of the runner outlet above the tail race ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Saving of work done and power by fitting an air vessel to double acting reciprocating pump is of the order of 0.848 0.688 0.392 0.492 0.848 0.688 0.392 0.492 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Any change in load is adjusted by adjusting following parameter on turbine Blade velocity Flow Absolute velocity Net head Blade velocity Flow Absolute velocity Net head ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For hydro-dynamically smooth boundary, the friction coefficient for turbulent flow is constant dependent on relative roughness only a function of Reynolds number and relative roughness dependent only on Reynolds number constant dependent on relative roughness only a function of Reynolds number and relative roughness dependent only on Reynolds number ANSWER DOWNLOAD EXAMIANS APP
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