Fluid Mechanics Capillary rise of mercury in a small diameter tube is proportional to (where, d = diameter of the tube, σ = surface tension of mercury) 1/d L/σ D Σ 1/d L/σ D Σ 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 Inverse of fluid viscosity Difference in the densities of the particle & fluid All of these Square of particle size Inverse of fluid viscosity Difference in the densities of the particle & fluid All of these ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Water is flowing at 1 m/sec through a pipe (of 10 cm I.D) with a right angle bend. The force in Newtons exerted on the bend by water is 5π/√2 5√2π 5π/2 10√2π 5π/√2 5√2π 5π/2 10√2π ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Check valve provided in the discharge line of a centrifugal pump serves the purpose of controlling the All of these Back flow of fluid in the event of stoppage of pump Discharge pressure Flow of liquid during operation of the pump All of these Back flow of fluid in the event of stoppage of pump Discharge pressure Flow of liquid during operation of the pump ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The equivalent diameter for pressure drop calculation for a duct of square cross-section is given by(where, x = each side of the square duct) πx x x/2 2x πx x x/2 2x ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Bed pressure drop in an air fluidised bed of catalyst particles (ρp = 200 kg/m³, Dp = 0.05 cm) of 60 cm bed depth and bed porosity of 0.5 expressed in cm of water (manometer) is 60 30 45 90 60 30 45 90 ANSWER DOWNLOAD EXAMIANS APP