Fluid Mechanics Boundary layer thickness in turbulent flow over a flat plate increases as(where, d = distance from the leading edge.) d2/3 √d d1/3 d4/5 d2/3 √d d1/3 d4/5 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The Mach number for hypersonic flow of compressible fluid is > 1 < 2 > 4 1 > 1 < 2 > 4 1 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Prandtl mixing length is A universal constant Zero at the pipe wall Applicable to laminar flow problems None of these A universal constant Zero at the pipe wall Applicable to laminar flow problems None of these ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Reciprocating pumps compared to centrifugal pumps Deliver liquid at uniform pressure Can handle slurries more efficiently Are not subject to air binding Can be operated with delivery valve closed Deliver liquid at uniform pressure Can handle slurries more efficiently Are not subject to air binding Can be operated with delivery valve closed ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics As per Newton's law of viscosity, the shear stress for a given rate of angular deformation of fluid is proportional to(where, μ = fluid viscosity) μ 1/μ² μ² 1/μ μ 1/μ² μ² 1/μ 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 Greater than the vapour pressure of the liquid Equal to the vapour pressure of the liquid Less than barometric pressure Less than the vapour pressure of the liquid Greater than the vapour pressure of the liquid Equal to the vapour pressure of the liquid ANSWER DOWNLOAD EXAMIANS APP