UGC NET Mechanical Syllabus

Will you please provide here syllabus for Mechanical Engineering paper of UGC National Eligibility Test (NET)?

[Shaleen]

As you want I am here giving you syllabus for Mechanical Engineering paper of UGC National Eligibility Test (NET).

Syllabus :

Fluid Mechanics

Fluid Properties : Relation between stress and strain rate for Newtonian fluids; Buoyancy, manometry, forces on submerged bodies.

Kinematics : Eulerian and Lagrangian description of fluid motion, strain rate and vorticity; concept of local and convective accelerations, steady and unsteady flows.

Control Volume Based Analysis : Control volume analysis for mass, momentum and energy. Differential equations of mass and momentum ( Euler equation ), Bernoulli’s equation and its applications, Concept of fluid rotation.

Potential flow : Vorticity, Stream function and Velocity potential function; Elementary flow fields and principles of superposition, potential flow past a circular cylinder.

Dimensional analysis : Concept of geometric, kinematic and dynamic similarity, Non-dimensional numbers and their usage.

Viscous Flows : Navier – Stokes Equations; Exact Solutions; Couette Flow, Fully – developed pipe flow,
Hydrodynamic lubrication, Basic ideas of Laminar and Turbulent flows, Prandtl-mixing length, Friction factor, Darcy-Weisbach relation, Simple pipe networks.

Boundary Layer : Qualitative ideas of boundary layer, Boundary Layer Equation; Separation, Streamlined and
bluff bodies, drag and lift forces.

Measurements : Basic ideas of flow measurement using venturimeter, pitot-static tube and orifice plate

Solid Mechanics

Equivalent force systems; free – body diagrams; equilibrium equations; analysis of determinate trusses and frames; friction; simple particle dynamics; plane kinematics and kinetics; work – energy and impulse-momentum principles; Stresses and strains; principal stresses and strains; Mohr’s circle; generalized Hooke’s Law; thermal strain.

Axial, shear and bending moment diagrams; axial, shear and bending stresses; deflection of beams ( symmetric bending ); Torsion in circular shafts; thin walled pressure vessels. Energy methods ( Catigliano’s theorems ) for analysis.

Combined axial, bending and torsional action; Theories of failure. Buckling of columns.

Free vibration of single degree of freedom systems.

hermodynamics

Basic Concepts : Continuum, macroscopic approach, thermodynamic system ( closed and open or control volume ); thermodynamic properties and equilibrium; state of a system, state diagram, path and process; different modes of work; Zeroth law of thermodynamics; concept of temperature; heat.

First Law of Thermodynamics : Energy, enthalpy, specific heats, first law applied to closed systems and open systems ( control volumes ), steady and unsteady flow analysis.

Second Law of Thermodynamics : Kelvin – Planck and Clausius statements, reversible and irreversible processes, Carnot theorems, thermodynamic temperature scale, Clausius inequality and concept of entropy, principle of increase of entropy, entropy balance for closed and open systems, exergy ( availability ) and irreversibility, non – flow and flow exergy.

Properties of Pure Substances : Thermodynamic properties of pure substances in solid, liquid and vapor phases, P-V-T behaviour of simple compressible substances, phase rule, thermodynamic property tables and charts, ideal and real gases, equations of state, compressibility chart.

Thermodynamic Relations : T-ds relations, Maxwell equations, Joule – Thomson coefficient, coefficient of volume expansion, adiabatic and isothermal compressibilities, Clapeyron equation.

Thermodynamic cycles : Carnot vapour power cycle; simple Rankine cycle, reheat and regenerative Rankine cycle; Air standard cycles: Otto cycle, Diesel cycle, simple Brayton cycle, Brayton cycle with regeneration, reheat and intercooling; vapour – compression refrigeration cycle.

Ideal Gas Mixtures : Dalton’s and Amagat’s laws, calculations of properties ( internal energy, enthalpy, entropy ), air water vapour mixtures and simple thermodynamic processes involving them.