Fluid Mechanics The length of the tube necessary for the boundary layer to reach the centre of the tube and for fully developed flow to be established is called the __________ length. Prandtl mixing Transition None of these Equivalent Prandtl mixing Transition None of these Equivalent ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The head loss in turbulent flow in a pipe varies Inversely as the velocity As velocity As (velocity)² Inversely as the square of diameter Inversely as the velocity As velocity As (velocity)² Inversely as the square of diameter ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics As the velocity V and thus the Reynolds number of a flow past a sphere increases from very low value, the drag force for Re << 1 None of these Increases linearly with V Decreases as V² Decreases linearly with V None of these Increases linearly with V Decreases as V² Decreases linearly with V ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics In which type of fluid flow, the velocity of flow of fluid changes from point to point in the fluid at any instant? Non-uniform Rotational Turbulent Unsteady Non-uniform Rotational Turbulent Unsteady ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Capillary tube method of viscosity measurement is based on the Stoke's law Navier-stokes equation None of these Hagen-Poiseulle's equation Stoke's law Navier-stokes equation None of these Hagen-Poiseulle's equation ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The terminal velocity of a small sphere settling in a viscous fluid varies as the Square of the difference in specific weights of solid & fluid Inverse square of the diameter Inverse of the fluid viscosity First power of its dimeter Square of the difference in specific weights of solid & fluid Inverse square of the diameter Inverse of the fluid viscosity First power of its dimeter ANSWER DOWNLOAD EXAMIANS APP
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