Workshop Technology, Engineering Mechanics, and Material Testing | - Different workshop processes
- Carpentry - tools of carpentry operations/woodworking machines
- Fitting - tools for fitting operations
- Sheet metal work - metal used, tool, operations
- Foundry - tools/ materials/ patterns/ allowances/colour codes/moulding sand/molding procedure/ processing/ defects
- Drilling - types/ machines/ operations
- Lathe - construction/ functions/ types/ parts/ accessories/operations/ tools used in centre lathe
- Production lathe/ difference between centre lathe and turret lathe/ types of current lathe/ capstan & saddle lathe/ work and tool holding devices/ operations/ automatics and semi-automatics lathes/ classification
- Mechanics - definitions/ application units/ basic concept of force
- Composition and resolution of forces
- The resultant of two concurrent forces/ concurrent coplanar forces/ couples
- Classification & characteristics of a couple - equilibrium & equilibrant/ triangle law of forces/ polygon law of forces
- Lamis theorem
- Common lifting machines - inclined plane/ lever/ pulley block/ system of pulleys
- Ideal machines/ reversible and irreversible machines/ conditions of self-locking/ frictional loss in machine/ law of machine/ maximum mechanical advantage/ maximum efficiency
- Centre of gravity/ moment of inertia
- Engineering materials - classification/ importance selection/ testing/ tests
- Extraction of iron/steel/raw material of iron/ general survey
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Principles of Thermodynamics & Heat Engines | - Classification/properties/ path/ state of a system
- Thermodynamics processes - different ways to represent pressure and temperature
- Energy - types/heat, power, work, enthalpy, entropy
- Laws of thermodynamics
- Fuels - classification/ properties
- Heat engines - types/classification/ components/ material of construction/ functions
- Diesel cycle/Otto cycle/ 2-stroke cycle engines
- Petrol & diesel engines
- Fuel supply system of IC engine - types/ components/ functions
- The ignition system of IC and SI engine - components/functions/ battery and magnetic ignition system
- Cooling and lubrication system - types/ components/ functions
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Principles of Fluid Mechanics, Hydrology, and Management of Watersheds | - Fluids - classification/ properties
- Fluid pressure measurement
- Kinematics
- Dynamics
- Bernoulli’s theorem & its practical applications
- Flow through orifices/mouthpieces/ notches/ weirs
- Flow through simple pipes - Darcy’s formula/ Chezy’s formula
- Hydrology/ hydrologic cycle
- Characteristics of rainfall in India
- Recording and non-recording rain gauges
- Probability analysis of rainfall/ Weibull’s method
- Runoff - components/ runoff characteristics of streams/ measurement of stream flows
- Hydrographs - components/ hydrograph separation/ unit hydrograph/ flood control
- Watershed - identification/ delineation/ physiographic characteristics
- Watershed projects by different organizations
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Surveying and levelling, soil and water conservation engineering and practices | - Surveying - principles/ characteristics
- Chain surveying - instruments/ operations/ errors/ corrections
- Calculations of area
- Compass survey - transversing/ local attractions/ included angles
- Levelling - Operations/ classification/ instruments/ reduced levels/ errors
- Contouring - methods/ capacity of reservoir/ minor instruments
- Theodolite survey
- Trigonometric levelling
- Tacheometric surveying: curves/ electronic survey instruments/ GPS/ digital planimeter/ total station
- Soil erosion - by water & wind
- Measurement of runoff - rational method/ hydrologic soil cover complex method
- Manning equations in open channel
- Estimation of soil loss
- Erosion control measures: contour bunds/ graded bunds/ grassed waterways, bench terraces/ contour trenches
- Drop spillways/ drop inlet spillways 7 chute spillways
- Water harvesting
- Land capability classification
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On-farm Irrigation and Drainage Practices and Micro Irrigation Principles and Practices | - Sources of irrigation water
- Surface irrigation methods
- Drainage - need/ purpose/ benefits/ requirements
- Interrelationship of irrigation and drainage
- Types of drainage systems
- Design of sub-surface drainage system/ components
- Sprinkler irrigation - components/ types/ moisture distribution patterns/ uniformity/ design/ operation/ and maintenance
- Drip irrigation - components/ hydraulics/ types of emitters/ design/ installation/ operation & maintenance/ cost estimation
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Agricultural Implements & Agricultural Machinery | - Tillage - objectives of tillage/ primary tillage implements
- Gathering/ casting etc
- Draft/ unit draft/ side draft/ centre of power/ centre of resistance/ pull/ line of pull/ field capacity/ field inefficiency
- Secondary tillage implements: animal-drawn and tractor-drawn implements (puddlers, power tiller, tractor cage wheels)
- Planting & fertilizing equipment - methods/ classification/ animal drawn and tractor drawn implements/seed metering experiments
- Furrow openers
- Animal and tractor-drawn seed-cum fertidrills/ calibration/ zero till seed drill/ paddy seeder/ potato planter/ sugarcane planter
- Inter-cultivation implements (manual/bullock/ tractor-drawn)
- Wet & dry land weeders (star weeder/ push hoes)
- Harvesting implements of groundnut/ turmeric
- Impact cutters
- Methods of paddy sowing/ transplanting/ transplanting machinery
- Grain harvesting - types/ principles/ manual harvesting/ sickle/ mechanical harvesting
- Movers - types/ alignment/ registration
- Reapers - types/ reaper cum binder/ performance/ combine harvester
- Corn harvesting equipment
- Root crop harvesting equipment
- Groundnut digger cum shaker/ windrows
- Cotton harvesting machinery
- Cotton strippers
- Sugarcane harvesting machinery
- Fruit harvesting machinery
- Chaff cutter - flywheel type chauffeur cutter
- Plant protection machinery - sprayers/ dusters/ classification/ calibration
- Testing agricultural machinery
- Test codes
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Greenhouse Technology, Principles of Electrical Engineering and Farm Electricity | - Greenhouse classification
- Plant response to the greenhouse environment
- Environmental requirements for crops and control
- Natural and forced ventilation
- Summer and winter cooling systems/ carbon dioxide enrichment method
- Planning of greenhouse facility
- Materials used for construction, covering materials
- Design criteria and construction details greenhouses
- Greenhouse heating and energy storage/ irrigation systems/ utilization in off-season
- Protected agriculture techniques
- Economics
- Conductors/ insulator/ semiconductor/ terminology
- Ohm’s law/resistance/ division of current
- Electric power and energy
- Heating effects/ filament or incandescent lamp/ fluorescent lamp/ electric kettle/ electric iron/ space heater
- Capacitance - types/ uses
- The capacitor in series and parallel
- Insulating materials
- Farm electricity generation
- generators/ motors/ alternators/ installation and maintenance
- Transformer
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Farm Power, Solar, and Wind Energy. Tractor Systems, Operations and Maintenance | - Farm power & sources
- Renewable sources of energy/ needs/ types
- Solar energy/ solar constant/ measurement of solar radiation/ collection
- Solar collectors - non-concentrating types/ flat plate collectors/ concentrating collectors
- Solar energy storage - methods/ solar pond/ applications
- Solar power generation/ solar space cooling/ solar absorption refrigeration system
- Solar space heating
- Solar distillation
- Solar dryers
- Solar cooker
- Photo voltanic conversion
- Photo voltaic cell for power generation
- Solar photovoltaic water pumping system / solar lanterns/ solar street light/ solar fencing
- Wind energy - classification/ designs
- Windmill for electric power generation/ vertical axis windmill/forces acting on the blade
- Wind data and energy estimation/power coefficient / electrical generation
- Interaction/ history/ classification
- Tractor power transmission systems - gearbox/ torque converter/ differential unit/ final drive/ differential lock
- Tractor steering unit
- Braking system
- Hydraulic system
- Hitching system - draw bar/ 3-point hitch system/ control board
- Wheels and tyres - traction
- Mechanics of tractor chassis - center of gravity
- Repair and maintenance/ testing
- Power tiller/ maintenance
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Solid Waste Utilization & Bio-Energy | - Solid waste management
- Recycling
- Land fill
- Bioenergy - biomass/ biomass conversion technologies/ briquetting of biomass
- Gasifiers: operating parameters/ types/ construction/ principle
- Biogas - principles/ production/ biogas plants
- Constructional details of Deenabhandu biogas plant
- Biofuels - raw materials/ characteristics
- Biodiesel production
- Ethanol production from sugarcane and corn
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Engineering Properties and Processing of Seeds ans Agricultural Process Engineering | - Physical characteristics of different food grains
- Rheology
- Friction
- Flow of bulk granular materials
- Aerodynamics of agricultural products
- Application of engineering properties in handling and processing machines and in storage structures
- Seed processing concepts / machinery
- Air screen cleaner
- Length separator
- Gravity or weight separator
- Aspirators and pneumatics separator
- Shape and roundness separator
- Seed of blending
- Scope and importance of crop processing
- Cleaning and grading
- Theory of separation/ types/ screen opening/ cyclone separator
- Drying
- Moisture content measurement
- Methods of drying
- Sun drying
- Continuous flow driers
- Size reduction - principles & theory/ equipment
- FIltration equipment
- Material handling equipment
- Grain storage structures
- Threshing / types of threshers
- Castor sheller/ sunflower thresher
- Winnowing
- Rice milling
- Parboiling of paddy
- Milling equipment
- Wheat milling
- Maize shelling and milling
- Milling of pulses
- Oilseed processing
- Groundnut stripping/ decortications
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