Fluid Mechanics What is the force required (in Newtons) to hold a spherical balloon stationary in water at a depth of H from the air-water iterface? The balloon is of radius 0.1 m and is filled with air. 0.01πgH/4 0.04πgH/3 4πg/3 0.01πgH/8 0.01πgH/4 0.04πgH/3 4πg/3 0.01πgH/8 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The equation given below is called the __________ . f-0.5 = 4.07 loge (NRe√f)-0.6 Fanning equation None of these Colebrook formula Von-Karman equation Fanning equation None of these Colebrook formula Von-Karman equation ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Unsteady uniform flow is represented by flow through a/an Long pipe at decreasing rate Expanding tube at constant rate Long pipe at constant rate Expanding tube at increasing rate Long pipe at decreasing rate Expanding tube at constant rate Long pipe at constant rate Expanding tube at increasing rate ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Curve III in the above diagram represents a/an None of these Pseudo plastic fluid Dilatent fluid Ideal plastic None of these Pseudo plastic fluid Dilatent fluid Ideal plastic 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 90 45 60 30 90 45 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The hydrodynamic and thermal boundary layers will merge, when Prandtl number is one Archimedes number is greater than 10000 Schmidt number tends to infinity Nusselt number tends to infinity Prandtl number is one Archimedes number is greater than 10000 Schmidt number tends to infinity Nusselt number tends to infinity ANSWER DOWNLOAD EXAMIANS APP