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 Which of the following must be followed by the flow of a fluid (real or ideal)? (I) Newton's law of viscosity. (II) Newton's second law of motion. (III) The continuity equation. (IV) Velocity of boundary layer must be zero relative to boundary. (V) Fluid cannot penetrate a boundary. II, III, V I, II, III I, II, V II, IV, V II, III, V I, II, III I, II, V II, IV, V ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The hydrodynamic and thermal boundary layers will merge, when Nusselt number tends to infinity Schmidt number tends to infinity Prandtl number is one Archimedes number is greater than 10000 Nusselt number tends to infinity Schmidt number tends to infinity Prandtl number is one Archimedes number is greater than 10000 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Power number is the ratio of Inertial stress to drag stress Drag stress to inertial stress Gravitational stress to drag stress Inertial stress to gravitational stress Inertial stress to drag stress Drag stress to inertial stress Gravitational stress to drag stress Inertial stress to gravitational stress ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics A fluid is pumped at the rate of 10 lb/sec to a height of 55 ft. The horse power required is __________ hp. 1 20090 5.5 20363 1 20090 5.5 20363 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Steady fluid flow occurs, when the derivative of flow variables satisfy the following condition. ∂/∂s = 0 ∂/∂t = 0 ∂/∂s = constant ∂/∂t = constant ∂/∂s = 0 ∂/∂t = 0 ∂/∂s = constant ∂/∂t = constant ANSWER DOWNLOAD EXAMIANS APP
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