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/8 0.04πgH/3 4πg/3 0.01πgH/4 0.01πgH/8 0.04πgH/3 4πg/3 0.01πgH/4 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Unsteady uniform flow is represented by flow through a/an Expanding tube at constant rate Long pipe at constant rate Long pipe at decreasing rate Expanding tube at increasing rate Expanding tube at constant rate Long pipe at constant rate Long pipe at decreasing rate Expanding tube at increasing rate ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Mass velocity in case of steady flow and through a constant cross-section conduit is independent of the Temperature Neither A nor B Both A & B Pressure Temperature Neither A nor B Both A & B Pressure ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics In power law, ζ = A (du/dy)² + B , then the fluid is Thixotropic Dilatant Newtonian Rheopectic Thixotropic Dilatant Newtonian Rheopectic ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The terminal velocity of a small sphere settling in a viscous fluid varies as the First power of its dimeter Inverse of the fluid viscosity Square of the difference in specific weights of solid & fluid Inverse square of the diameter First power of its dimeter Inverse of the fluid viscosity Square of the difference in specific weights of solid & fluid Inverse square of the diameter ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Scale up of agitator design requires All of these Both geometrical and dynamic similarity Geometrical similarity only Dynamic similarity only All of these Both geometrical and dynamic similarity Geometrical similarity only Dynamic similarity only ANSWER DOWNLOAD EXAMIANS APP
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