Fluid Mechanics The Prandtl mixing length is Independent of radial distance from the pipe axis Useful for computing laminar flow problems Zero at the pipe wall and is a universal constant Independent of the shear stress Independent of radial distance from the pipe axis Useful for computing laminar flow problems Zero at the pipe wall and is a universal constant Independent of the shear stress ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics For an incompressible fluid, the bulk modulus of elasticity is 1 N 5 kg/m³ 0 N/m ∞ N/m² 1 N 5 kg/m³ 0 N/m ∞ N/m² ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics A 2" gate valve fitted in a pipe is replaced by a similar globe valve. Pressure drop in gate valve was Δp. For the same discharge, the pressure drop across globe valve is Δp < Δp > Δp Δp² Δp < Δp > Δp Δp² ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The Mach number for hypersonic flow of compressible fluid is 1 < 2 > 1 > 4 1 < 2 > 1 > 4 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 Square of particle size All of these Difference in the densities of the particle & fluid Inverse of fluid viscosity Square of particle size All of these Difference in the densities of the particle & fluid Inverse of fluid viscosity ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The terminal velocity of a small sphere settling in a viscous fluid varies as the Square of the difference in specific weights of solid & fluid Inverse of the fluid viscosity First power of its dimeter Inverse square of the diameter Square of the difference in specific weights of solid & fluid Inverse of the fluid viscosity First power of its dimeter Inverse square of the diameter ANSWER DOWNLOAD EXAMIANS APP
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