Introduction to Fluid Mechanics* Momentum Equation * Fluid Translation: Acceleration of a Fluid Particle in a Velocity Field Fluid Rotation Fluid Deformation Angular Deformation Linear Deformation * Fluid Translation: Acceleration of a Fluid Particle in a Velocity Field * Fluid Translation: Acceleration of a Fluid Particle in a Velocity Field * Fluid Translation: Acceleration of a Fluid Particle in a Velocity Field * Fluid Rotation Fluid Rotation Fluid Rotation σij & τij : j = direction in which the stress acts * * Similarly, dFsy , dFsz * * *