Fluid Mechanics Exam Technical Terms Definitions (100% Correct)

Fluid Mechanics Exam Technical Terms Definitions (100% Correct) Fluid Mechanics Exam Technical Terms Definitions (100% Correct) Fluid mechanics - ANSWER - The study of fluid behavior Hydrodynamics - ANSWER - A category of fluid mechanics that studies the motion of incompressible fluids Aerodynamics - ANSWER - A category of fluid mechanics that studies the external flow of air Fluid - ANSWER - A substance in liquid or gas phase that continually deforms No-Slip Condition - ANSWER - Fluid in direct contact with a solid "sticks" to the surface of a solid Viscosity - ANSWER - The internal resistance of a fluid to motion Viscous Flow - ANSWER - Frictional effects are significant Inviscous Flow - ANSWER - Frictional effects are negligible External Flow - ANSWER - Flow of unbounded fluid over a surface Internal Flow - ANSWER - The flow of a fluid is completely bounded by a solid surface Incompressible Flow - ANSWER - Fluid has constant density throughout Laminar Flow - ANSWER - Highly ordered fluid motion characterized by layers of fluid Turbulent Flow - ANSWER - Highly disordered fluid motion Forced Flow - ANSWER - Fluid motion is forced by external means Natural Flow - ANSWER - Fluid motion is caused by natural means Steady Flow - ANSWER - Flow with no change in properties Density - ANSWER - Mass per unit volume Specific Volume - ANSWER - Volume per unit mass Specific Gravity - ANSWER - Ratio of density to the density of some standard Specific Weight - ANSWER - The weight of a unit volume of a substance