Fluid Mechanics The terminal velocity of a small sphere settling in a viscous fluid varies as the Inverse of the fluid viscosity Inverse square of the diameter Square of the difference in specific weights of solid & fluid First power of its dimeter Inverse of the fluid viscosity Inverse square of the diameter Square of the difference in specific weights of solid & fluid First power of its dimeter ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Design of the casing of centrifugal pump should be such as to minimise the Back flow through impeller Loss of static head Loss of kinetic head None of these Back flow through impeller Loss of static head Loss of kinetic head None of these ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Cavitation in a centrifugal pump results from High discharge velocity Low barometric pressure High discharge pressure High discharge rate High discharge velocity Low barometric pressure High discharge pressure High discharge rate ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Select the wrong statement pertaining to flow of an incompressible fluid through a venturimeter. Venturimeter occupies less space than an orificemeter Venturimeter incurs less power loss compared to an equivalent orificemeter For frictionless flow, the fluid pressure entering the venturi meter will be exactly equal to that leaving the venturimeter Discharge of fluid through a venturimeter depends upon the gage difference irrespective of the orientation of venturimeter Venturimeter occupies less space than an orificemeter Venturimeter incurs less power loss compared to an equivalent orificemeter For frictionless flow, the fluid pressure entering the venturi meter will be exactly equal to that leaving the venturimeter Discharge of fluid through a venturimeter depends upon the gage difference irrespective of the orientation of venturimeter 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 Decreases linearly with V None of these Decreases as V² Increases linearly with V Decreases linearly with V None of these Decreases as V² Increases linearly with V ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Power number is the ratio of Drag stress to inertial stress Inertial stress to drag stress Gravitational stress to drag stress Inertial stress to gravitational stress Drag stress to inertial stress Inertial stress to drag stress Gravitational stress to drag stress Inertial stress to gravitational stress ANSWER DOWNLOAD EXAMIANS APP
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