RPSC AEn Mains Syllabus : Mech

1. Theory of Machines

• Kinematic analysis of mechanisms
  
• Instantaneous centre of rotation
  
• Straight-line mechanisms
  
• Steering mechanisms
  
• Hooke's joint
  
• Brakes and dynamometers
  
• Cams and governors
  
• Gears and gear trains
  
• Flywheel and turning-moment diagram
  
• Friction and clutches
  
• Balancing of rotating and reciprocating masses
  
• Gyroscopic motion
  
• Vibration analysis of free, damped and forced vibration of a single degree of freedom
  
• Vibration isolation and transmissivity
  

2. Materials Science

• Crystal structures, space lattice and Miller indices
  
• Crystal imperfections
  
• Theory of work hardening and recrystallization
  
• Concept of creep, fatigue and fracture
  
• Phase diagrams
  
• Plain carbon steel and alloy steels
  
• Effect of alloying elements in steel
  
• Gears and Heat treatment of steels
  trains
  
• Cast iron
  
• Light metals and alloys
  
• Powder metallurgy
  
• Ceramics and composites
  
• Plastic, rubber and polymers
  
• Nano and smart materials
  

3. Machine Design

• Manufacturing considerations in design
  
• Factor of safety
  
• Stress-strain relationship 
  
• Deflection in beams
  
• Bending-moment and shear-force diagrams
  
• Columns and struts
  
• Eccentric loading
  
• Endurance limit and its modification factor
  
• Concept of fracture in ductile and brittle metals
  
• Creep behaviour in metals
  
• Design of levers, beams and shafts
  
• Laminated and helical springs
  
• Belts, pulleys and flywheels
  
• Power screws
  
• Gears, brakes, clutches and bearings
  
• Thin and thick pressure vessels
  

4. Manufacturing Processes

• Foundry technology
  
• Metal-forming processes: Drawing, Extrusion, Forging, Rolling
  
• Joining processes: Arc and gas welding, Shielded metal arc welding, GTAW, GMAW, SAW and ESW
  
• Basic machine tools: Lathe, Shaper, Drilling, Milling, Grinder, Planer, 
  
• Resistance welding: spot, seam, projection, percussion and flash types, Thermit welding, Brazing and soldering
  
• Modern machining methods: Abrasive and water jet machining, Ultrasonic machining, ECM, EDM, LBM, Plasma arc machining
  
• Jigs and fixtures
  
• Theory of metal cutting and cutting tools
  
• Flexible Manufacturing System
  
• Robotics
  
• Computer-Integrated Manufacturing
  
• Additive manufacturing processes
  
• Vibration analysis of free, damped and forced vibration of a single degree of freedom
  
• Vibration isolation and transmissivity
  

5. Industrial Engineering

• Types of business organisations
  
• Principles and elements of management
  
• Management philosophies of Taylor, Gilbreth, Fayol and Mayo
  
• Management structure
  
• Authorities and responsibilities
  
• Organisational charts and span of control
  
• Time and motion study
  
• Quality control
  
• Work sampling
  
• Make-or-buy decision
  
• Game theory
  
• Single-server queuing model
  
• Plant layout and plant location
  
• Material handling
  
• Production planning and control
  
• Project management
  
• PERT and CPM
  
• Resource levelling and smoothing
  
• Material management : ABC analysis,  Basic EOQ models,  MRP-I,  MRP-II   , ERP
  
• Introduction to linear-programming problems and graphical method of solution
  
• Primal-to-dual conversion of linear-programming problems
  
• Value analysis
  
• Supply-chain management
  
•  Lean management
  
• Industry 4.0
  
• Labour legislation,  Industrial relations
  

1. Thermal Engineering

Thermodynamics

• Basic concepts of thermodynamics
  
• Properties of pure substances
  
• First law of thermodynamics applied to closed and open systems
  
• Second law of thermodynamics
  
• Carnot cycle
  
• Entropy
  
• Second-law analysis of engineering systems
  
• Availability
  

Gas Power Cycles

• Air-standard efficiency
  
• Otto cycle
  
• Diesel cycle
  
• Dual cycle
  
• Brayton cycle with modifications
  
• Ideal jet-propulsion cycles
  

Vapour Power Cycles

• Carnot and Rankine cycles
  
• Reheat and regenerative cycles
  
• Reheat factor
  
• Binary vapour power cycle
  
• Combined gas-vapour power cycle
  

2. Heat Transfer

Conduction

• One-dimensional steady-state heat conduction
  
• Heat conduction through composite walls
  
• Critical thickness of insulation
  
• Heat transfer from finned surfaces
  
• Fin efficiency and effectiveness
  

Convection

• Free and forced convection
  
• Dimensional analysis
  
• Heat-transfer correlations
  
• Hydrodynamic and thermal boundary layers
  
• Boundary-layer equations and their solutions for flat plates and pipes
  

Radiation

• Planck's distribution law
  
• Radiation properties
  
• Kirchhoff's law
  
• Diffuse radiation
  
• Lambert's law
  
• Intensity of radiation
  
• Heat exchange between two black surfaces
  
• Heat exchange between grey surfaces
  
• Radiation shielding
  
• Electrical analogy
  

Boiling and Condensation

• Different regimes of boiling heat transfer
  
• Correlations of boiling heat transfer
  
• Heat-transfer coefficient for laminar film condensation on a flat plate
  
• Dropwise condensation
  

Heat Exchangers

• Classification of heat exchangers
  
• Logarithmic mean temperature difference
  
• Effectiveness for parallel-flow and counter-flow heat exchangers
  
• Correction factor and fouling factor
  
• Heat-exchanger design by LMTD and effectiveness-NTU methods
  

3. Fluid Mechanics and Fluid Machines

Fluid Mechanics

• Fluids and their properties
  
• Buoyancy and floatation
  
• Kinematics and dynamics of fluid flow
  
• Dimensional analysis
  
• Laminar and turbulent flows
  
• Fin efficiency and effectiveness
  
• Flow through pipes
  
• Boundary layer
  

Fluid Machines

• Centrifugal pumps: Constructional details, Manometric and overall efficiencies
  
• Hydraulic turbines: Impact of jets, Classification and constructional features of Pelton, Francis and Kaplan turbines, Draft tubes, Cavitation, Specific speed, Velocity triangles, Efficiencies, Characteristic curves, Governing systems
  

4. Refrigeration and Air-Conditioning

Refrigeration

• Refrigeration
  
• Basic refrigeration and heat-pump cycles
  
• Air refrigeration system
  
• Vapour-compression refrigeration
  
• Vapour-absorption system
  
• Refrigerants
  
• Refrigeration equipment: Compressor, Condenser, Evaporator, Expansion devices
  
• Water-vapour refrigeration system
  
• Vortex-tube refrigeration system
  
• Thermoelectric refrigeration system
  

Air-Conditioning

• Psychrometric properties and processes
  
• Human comfort: Mechanism of body heat losses, Factors affecting human comfort, Effective temperature, Comfort chart
  
• Cooling-load estimation and selection of air-conditioning apparatus
  
• Internal heat gain and system heat gain
  
• Dropwise condensation
  
• Internal heat gain and system heat gain
  
• RSHF, ERSHF and GSHF
  
• Cooling- and heating-load estimation
  
• Year-round air conditioning
  

5. Energy Systems

Internal Combustion Engines

• S.I. and C.I. engines
  
• Combustion phenomenon
  
• Combustion chambers
  
• Fuel-injection system
  
• Supercharging
  
• Performance parameters of I.C. engines
  
• Engine emissions and control
  

Steam Turbines

• Flow of steam through nozzles
  
• Steam turbines
  
• Velocity diagrams for impulse and reaction turbines
  
• Degree of reaction
  
• Compounding and governing
  

Gas Turbines

• Centrifugal and axial-flow compressors
  
• Energy-transfer equation
  
• Velocity diagrams
  
• Efficiency and performance of gas turbines
  
• Multistage compression
  
• Heat-exchanger design by LMTD and effectiveness-NTU methods
  
• Reheat and regeneration
  

Steam Power Plants

• High-pressure steam boilers and accessories
  
• Plant layout
  
• Fuel handling and firing
  
• Ash, smoke and dust removal
  
• Fluidized-bed combustion
  
• Condensers
  
• Heat-balance sheet
  
• Plant operation and maintenance
  
• Thermal pollution and control
  

Hydro-Electric Power Plants

• Selection of site
  
• Different layouts
  
• Efficiency and load curves
  
• Hydrology, hydrological cycle and hydrograph
  
• Control in hydro-electric plants
  
• Economic loading of hydro-power plants
  

Nuclear Power Plants

• Nuclear reactions and fuels
  
• Nuclear reactors
  
• Nuclear power-plant economics
  
• Safety measures and site selection
  
• Comparison of nuclear, steam and hydroelectric plants
  
• Modular nuclear power plants
  

Power-Plant Economics

• Economic load sharing between base-load and peak-load plants
  
• Typical load curves
  
• Effect of variable load on power plant