Fluid Mechanics Shear stress in a fluid flowing in a round pipe Varies parabolically across the cross-section Is zero at the centre and varies linearly with the radius Remains constant over the cross-section Is zero at the wall and increases linearly to the centre Varies parabolically across the cross-section Is zero at the centre and varies linearly with the radius Remains constant over the cross-section Is zero at the wall and increases linearly to the centre ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Pressure drop in a fluidised bed reactor is __________ that in a similar packed bed reactor. None of these Less than Same as More than None of these Less than Same as More than ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Rise of liquid in a capillary tube is due to Both A & B Adhesion Neither A nor B Cohesion Both A & B Adhesion Neither A nor B Cohesion ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The fluid velocity varies as the cube of the cylinderical pipe diameter in case of steady state laminar flow at constant pressure drop for __________ fluid. Bingham plastic Pseudoplastic Dilatent Newtonion Bingham plastic Pseudoplastic Dilatent Newtonion ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The hydrodynamic and thermal boundary layers will merge, when Prandtl number is one Nusselt number tends to infinity Archimedes number is greater than 10000 Schmidt number tends to infinity Prandtl number is one Nusselt number tends to infinity Archimedes number is greater than 10000 Schmidt number tends to infinity 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 Increases exponentially Increases linearly Remains constant Decreases Increases exponentially Increases linearly Remains constant ANSWER DOWNLOAD EXAMIANS APP