Fluid Mechanics The energy loss in flow through ven-turimeter is less than that through flow nozzle, because in case of a flow nozzle, the Length is shorter Sudden expansion of flow in the downstream occurs Throat diameter is more Distance between the throat and the inlet is more Length is shorter Sudden expansion of flow in the downstream occurs Throat diameter is more Distance between the throat and the inlet is more 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 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 None of these ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The ratio of hydrodynamic boundary layer to thermal boundary layer thickness in case of liquid metals is > 1 1 < 1 2 > 1 1 < 1 2 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The distance between metacentre and __________ is called metacentric height. Centre of gravity None of these Water surface Centre of buoyancy Centre of gravity None of these Water surface Centre of buoyancy ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics A hydraulic ram acts as a/an __________ pump. Reciprocating Centrifugal Impulse Parallel cylinder Reciprocating Centrifugal Impulse Parallel cylinder ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The terminal velocity of a solid spherical particle falling through a stationary fluid mass in the Stoke's law range is proportional to the Difference in the densities of the particle & fluid Square of particle size Inverse of fluid viscosity All of these Difference in the densities of the particle & fluid Square of particle size Inverse of fluid viscosity All of these ANSWER DOWNLOAD EXAMIANS APP
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