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 90 60 45 30 90 60 45 30 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Which law/principle of solid mechanics is similar/equivalent to Newton's law of viscosity in fluid mechanics? Hooke Newton Newton Archimedes principle Hooke Newton Newton Archimedes principle ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Permanent pressure loss in a well designed venturimeter is about __________ percent of the venturi differential. 10 30 1 50 10 30 1 50 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Shear stress in a fluid flowing in a round pipe Varies parabolically across the cross-section Remains constant over the cross-section Is zero at the wall and increases linearly to the centre Is zero at the centre and varies linearly with the radius Varies parabolically across the cross-section Remains constant over the cross-section Is zero at the wall and increases linearly to the centre Is zero at the centre and varies linearly with the radius ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics What is the ratio of displacement thickness to nominal thickness for a linear distribution of velocity in the boundary layer on a flat plate? 2 1.5 1 0.5 2 1.5 1 0.5 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics With the increase in depth, the hydrostatic pressure in an unaccelerated incompressible fluid (in a constant gravitational field) Decreases Remains constant Increases exponentially Increases linearly Decreases Remains constant Increases exponentially Increases linearly ANSWER DOWNLOAD EXAMIANS APP