Fluid Mechanics A stream line is Drawn normal to the velocity vector at every point Fixed in space in steady flow Always the path of particle A line connecting the mid points of flow cross-section Drawn normal to the velocity vector at every point Fixed in space in steady flow Always the path of particle A line connecting the mid points of flow cross-section ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Lower BWG means __________ of the tube. Outer diameter Lower thickness Inner diameter Lower cross-section Outer diameter Lower thickness Inner diameter Lower cross-section ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Specific speed of a centrifugal pump relates it with another pump having the Dynamic similarity Same speed Same efficiency Geometrical similarity Dynamic similarity Same speed Same efficiency Geometrical similarity ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Velocity distribution for flow between two fixed parallel plates Varies parabolically across the section Is constant over the entire cross-section None of these Is zero at the plates and increases linearly to the midplane Varies parabolically across the section Is constant over the entire cross-section None of these Is zero at the plates and increases linearly to the midplane ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Which of the following is not a dimension-less parameter? Euler number Specific gravity None of these Fanning friction factor Euler number Specific gravity None of these Fanning friction factor ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Uniform fluid flow occurs, when the derivative of the flow variables satisfy the following condition. ∂/∂t = constant ∂/∂s = 0 ∂/∂t = constant ∂/∂t = 0 ∂/∂t = constant ∂/∂s = 0 ∂/∂t = constant ∂/∂t = 0 ANSWER DOWNLOAD EXAMIANS APP
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