Fluid Mechanics Turbine impeller Produces only tangential current Does not produce tangential current Produces only radial current Is effective over wide range of viscosities Produces only tangential current Does not produce tangential current Produces only radial current Is effective over wide range of viscosities ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Low specific speed of a pump implies that, it is a/an __________ pump. Centrifugal Mixed flow None of these Axial flow Centrifugal Mixed flow None of these Axial flow ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Net positive suction head (NPSH) of a centrifugal pump must be Less than barometric pressure Less than the vapour pressure of the liquid Equal to the vapour pressure of the liquid Greater than the vapour pressure of the liquid Less than barometric pressure Less than the vapour pressure of the liquid Equal to the vapour pressure of the liquid Greater than the vapour pressure of the liquid ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics For turbulent fluid flow in pipe, the expression for Prandtl one seventh power law is (where, r = pipe radius, x = distance). None of these V/Vmax = (r/x)1/7 V/Vmax = (x/r)1/7 V/Vmax = (x.r)1/7 None of these V/Vmax = (r/x)1/7 V/Vmax = (x/r)1/7 V/Vmax = (x.r)1/7 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Shear stress in a fluid flowing in a round pipe Is zero at the centre and varies linearly with the radius Is zero at the wall and increases linearly to the centre Varies parabolically across the cross-section Remains constant over the cross-section Is zero at the centre and varies linearly with the radius Is zero at the wall and increases linearly to the centre Varies parabolically across the cross-section Remains constant over the cross-section ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics A venturimeter can not be used for the direct measurement of Friction loss in pipe flow All of these Pressure difference in the flow throughpipeline Datum difference in the stretch of pipeflow Friction loss in pipe flow All of these Pressure difference in the flow throughpipeline Datum difference in the stretch of pipeflow ANSWER DOWNLOAD EXAMIANS APP