## Fluid Mechanics GATE Syllabus

Posted on May 15, 2016 at 08:28 AM

**Section 1: Flow and Fluid Properties**

viscosity*, *relationship between stress and strain-rate for Newtonian fluids, incompressible and compressible flows, differences between laminar and turbulent flows*. ***Hydrostatics:** Buoyancy, manometry, forces on submerged bodies.

**Section 2: Kinematics**

Eulerian and Lagrangian description of fluids motion, concept of local and convective accelerations, steady and unsteady flows*.*

**Section 3: Integral analysis**

Control volume analysis for mass, momentum and energy.

**Section 4: Differential Analysis**

Differential equations of mass and momentum for incompressible flows: inviscid – Euler equation and viscous flows – Navier-Stokes equations*, *concept of fluid rotation, vorticity, stream function, Exact solutions of Navier-Stokes equation for Couette Flow and Poiseuille flow.

**Section 5: Inviscid flows**

Bernoulli’s equation – assumptions and applications, potential function, Elementary plane flows – uniform flow, source, sink and doublet and their superposition for potential flow past simple geometries.

**Section 6: Dimensional analysis**

Concept of geometric, kinematic and dynamic similarity, some common non-dimensional parameters and their physical significance: Reynolds number, Froude number and Mach number.

**Section 7: Internal flows**

Fully developed pipe flow, empirical relations for laminar and turbulent flows: friction factor and Darcy-Weisbach relation.

**Section 8: Prandtl boundary layer equations**

Concept and assumptions*, *qualitative idea of boundary layer and separation, streamlined and bluff bodies, drag and lift forces. **Flow measurements: **Basic ideas of flow measurement using venturimeter, pitot-static tube and orifice plate.