Paper I ready · Paper II coming soon in Medha AI. Paper I: APPSC Paper I: General Studies & Mental Ability · Paper II: Automobile Engineering Coming soon
Full numbered syllabus: every topic, chapter and micro-topic (printable)
The common APPSC Paper I at degree standard, mostly recall on current events, history, geography and economy. Reasoning and data analysis (30 and 24 questions) reward practice most.
1. Current events
- Major current events and issues: international, national and Andhra Pradesh
2. General science
- General science and its applications to daily life
- Contemporary developments in science and technology and information technology
3. History of India
- Social, economic, cultural and political aspects
- Focus on Andhra Pradesh and the Indian National Movement
4. Geography
- Geography of India with focus on Andhra Pradesh
5. Indian polity and governance
- Constitutional issues
- Public policy and reforms
- e-Governance initiatives
6. Indian economy and planning
7. Sustainable development and environmental protection
- Sustainable development
- Environmental protection
8. Disaster management
- Vulnerability profile
- Prevention and mitigation strategies
- Remote sensing and GIS in assessing disasters
9. Logical reasoning
- Logical reasoning
- Analytical ability and logical interpretation
10. Data analysis
- Tabulation and visual representation of data
- Summary statistics: mean, median, mode and variance
- Interpretation
Diploma standard, 2 marks a question, 23 items. Seven are core mechanical (thermodynamics, cycles, gears, shafts, friction, materials, instrumentation); the rest cover the vehicle, engines to traffic rules.
1. Basic thermodynamics
- Closed and open systems, property, cycle, thermodynamic equilibrium
- Zeroth, first and second laws
- Pure substance, Mollier diagram
- Vapour power cycles: Rankine cycle
2. Air standard cycles
- Otto, Diesel and dual combustion cycles
- Mean effective pressure, diagram factor, efficiency
- Stirling engine
3. Gears
- Gear nomenclature
- Simple, compound and epicyclic gear trains
- Torque calculations
4. Shafts
- Solid and hollow shafts
- Shear stress and angular deflection under torque
- Bending moment; combined bending and torque
5. Friction
- Inclined plane
- Screw and nut; screw jack
- Self-locking
6. Fuels
- Fire point and flash point
- Calorific value and calorimeters
- Octane and cetane numbers
- Stoichiometric air-fuel ratio
7. Engines and combustion
- Single- and multi-cylinder engines
- Pre-swirl (pre-whirl) chambers
- Ignition delay
- Knocking and detonation
8. Engine parts
- Firing order
- Piston and piston rings
- Temperature profile of a piston
9. Fuel system
- Carburation and carburettors
- Petrol (gasoline) injection systems
- Diesel fuel injection systems; common rail injection
- Fuel tank
10. Balancing
- Balancing of single-cylinder engines
11. Lubrication and cooling
- Lubrication systems in automobiles
- Cooling systems in automobiles
12. Transmission
- Sliding-mesh (clash type) gear box
- Synchromesh gear box
- Automatic transmission systems
13. Drive line
- Propeller shaft and universal coupling
- Differential
- Half shafts; semi-, three-quarter and fully floating axles
14. Clutches
- Single-plate and multi-plate clutches
- Bearing pressure, pressure plate, axial load
- Fluid clutch (fluid coupling)
15. Brakes
- Mechanical, hydraulic and air brakes
- Brake mechanisms
16. Steering
- Condition for correct steering
- Ackermann steering
17. Electrical system
- Delco (battery coil) ignition system
- Circuit wiring
- Working of electrical equipment
18. Emissions
- Exhaust gas analysis; pollutants, sources, formation and effects on environment and people
- Transient operation effects; regulated and unregulated emissions; emission standards
- SI engines: HC, CO and NO formation, smoke, effect of operating variables
- CI engines: diesel combustion, smoke types, NOx, particulates, odour, sulphur and aldehyde emissions, effect of operating variables
19. Air conditioning
- Air conditioning of automobiles
20. Wheel alignment
- Camber and castor
- King pin inclination
- Toe-in and toe-out
21. Tyres and traffic rules
- Maintenance of tyres
- Traffic rules
22. Materials
- Structure of metals and imperfections
- Ferrous and non-ferrous materials
- Heat treatment of steels
23. Instrumentation
- Motion, level, force and temperature transducers
- Open-loop and closed-loop control systems
A wrong answer loses 1/3 of its marks: 0.33 in Paper I and 0.67 in Paper II.
Each wrong answer costs 1/3 of the marks for that question.
APPSC Paper I syllabus · APPSC Paper I study notes