Agricultural Engineering Subjects, Explore Semester Wise B.Tech & M.Tech Subjects

Semester 2

• English grammar
• Vocabularies
• Reading and comprehension
• Narrative sequencing

• Data interpretation
• 2 &  3-dimensional plots
• Maps & tables
• Numerical computation & estimation that includes ratios, percentages, powers, exponents & logarithms
• Permutations & combinations
• Mensuration & geometry
• Elementary statistics & probability

• Logic: Deduction & induction Analogy
• Numerical relations & reasoning

• Transformation of shapes like translation, mirroring , rotation & scaling
• Assembling &  grouping
• Paper folding, cutting, and patterns (2 & 3 dimensions)

GATE 2024 Agricultural Engineering Syllabus For Engineering Mathematics

• Linear dependence and independence
• Vector space
• Matrix algebra, eigen values and eigen vectors
• Solution of linear equations- existence and uniqueness
• Rank .

• Mean value theorems
• Theorems of integral calculus
• Evaluation of definite and improper integrals
• Partial derivatives, maxima and minima
• Multiple integrals, line, surface and volume integrals
• Taylor series

• First order equations (linear and nonlinear)
• Higher order linear differential equations
• Cauchy's and Euler's equations
• Methods of solution using variation of parameters
• Complementary function and particular integral
• Partial differential equations
• Variable separable method
• initial and boundary value problems

• Vectors in plane and space
• Vector operations
• Gradient, divergence and curl
• Gauss's, Green's and Stokes’ theorems.

• Analytic functions
• Cauchy’s integral theorem
• Cauchy’s integral formula, sequences, series, convergence tests
• Taylor and Laurent series, residue theorem.

• Mean, median, mode, standard deviation
• Combinatorial probability
• Probability distributions
• Binomial distribution
• Poisson distribution
• Exponential distribution
• Normal distribution
• Joint and conditional probability.

• Machine Design: Design and selection of machine elements – gears, pulleys, chains, and sprockets, and belts; overload safety devices used in farm machinery; measurement of force, torque, speed, displacement, and acceleration on machine elements
• Farm Machinery: Soil tillage; forces acting on a tillage tool; hitch systems and hitching of tillage implements; functional requirements, principles of working, construction, and operation of manual, animal, and power-operated equipment for tillage, sowing, planting, fertilizer application, inter-cultivation, spraying, mowing, chaff cutting, harvesting, threshing, and transport; testing of agricultural machinery and equipment; calculation of performance parameters - field capacity, efficiency, application rate and losses; cost analysis of implements and tractors.

• Sources of Power: Sources of power on the farm - human, animal, mechanical, electrical, wind, solar and biomass; bio-fuels.
• Farm Power: Thermodynamic principles of I.C. engines; I.C. engine cycles; engine components; fuels and combustion; lubricants and their properties; I.C. engine systems – fuel, cooling, lubrication, ignition, electrical, intake and exhaust; selection, operation, maintenance and repair of I.C. engines; power efficiencies and measurement; calculation of power, torque, fuel consumption, heat load and power losses.
• Tractors and Powertillers: Type, selection, maintenance and repair of tractors and powertillers; tractor clutches and brakes; power transmission systems – gear trains, differential, final drives and power take-off; mechanics of tractor chassis; traction theory; three point hitches- free link and restrained link operations; mechanical steering and hydraulic control systems used in tractors; tractor tests and performance. Human engineering and safety in the design of tractors and agricultural implements.

• Fluid Mechanics: Ideal and real fluids, properties of fluids; hydrostatic pressure and its measurement; hydrostatic forces on plane and curved surface; continuity equation; Bernoulli’s theorem; laminar and turbulent flow in pipes, Darcy- Weisbach and Hazen-Williams equations, Moody’s diagram; flow through orifices and notches; flow in open channels.
• Soil Mechanics: Engineering properties of soils; fundamental definitions and relationships; index properties of soils; permeability and seepage analysis; shear strength, Mohr’s circle of stress, active and passive earth pressures; stability of slopes.
• Hydrology: Hydrological cycle and components; meteorological parameters, their measurement and analysis of precipitation data; runoff estimation; hydrograph analysis, unit hydrograph theory and application; stream flow measurement; flood routing, hydrological reservoir and channel routing.
• Surveying and Leveling: Measurement of distance and area; instruments for surveying and leveling; chain surveying, methods of traversing; measurement of angles and bearings, plane table surveying; types of leveling; theodolite traversing; contouring; computation of areas and volume.
• Soil and Water Erosion: Mechanics of soil erosion, soil erosion types, wind and water erosion, factors affecting erosion; soil loss estimation; biological and engineering measures to control erosion; terraces and bunds; vegetative waterways; gully control structures, drop, drop inlet and chute spillways; earthen dams.
• Watershed Management: Watershed characterization; land use capability classification; rainwater harvesting structures, check dams and farm ponds

• Soil-Water-Plant Relationship: Water requirement of crops; consumptive use and evapotranspiration; measurement of infiltration, soil moisture, and irrigation water infiltration.
• Irrigation Water Conveyance and Application Methods: Design of irrigation channels and underground pipelines; irrigation scheduling; surface, sprinkler and micro irrigation methods, design and evaluation of irrigation methods; irrigation efficiencies.
• Agricultural Drainage: Drainage coefficient; planning, design and layout of surface and subsurface drainage systems; leaching requirement and salinity control; irrigation and drainage water quality and reuse; non-conventional drainage system.
• Groundwater Hydrology: Groundwater occurrence; Darcy’s Law, steady and unsteady flow in confined and unconfined aquifers, groundwater exploration techniques; overview of groundwater recharge estimation and artificial recharge techniques.
• Wells and Pumps: Types of wells, steady flow through wells; design and construction of water wells; classification of pumps; pump characteristics; pump selection and installation.

• Drying: Psychrometry – properties of air-vapors mixture; concentration and drying of liquid foods – evaporators, tray, drum and spray dryers; hydrothermal treatment; drying and milling of cereals, pulses, and oil seeds.
• Size Reduction and Conveying: Mechanics and energy requirement in size reduction of granular solids; particle size analysis for comminuted solids; size separation by screening; fluidization of granular solids-pneumatic, bucket, screw and belt conveying; cleaning and grading; effectiveness of grain cleaners; centrifugal separation of solids, liquids, and gases.
• Processing and By-product Utilization: Processing of seeds, spices, fruits, and vegetables; By-product utilization from processing industries.
• Storage Systems: Controlled and modified atmosphere storage; perishable food storage, godowns, bins, and grain silos.
• Processing of Agriculture Produce: Processing of seeds, spices, fruits, and vegetables; value addition of agricultural produce.

• Heat and Mass Transfer: Steady state heat transfer in conduction, convection and radiation; transient heat transfer in simple geometry; working principles of heat exchangers; diffusive and convective mass transfer; simultaneous heat and mass transfer in agricultural processing operations; material and energy balances in food processing systems; water activity, sorption and desorption isotherms.
• Preservation of Food: Kinetics of microbial death – pasteurization and sterilization of milk and other liquid foods; preservation of food by cooling and freezing; refrigeration and cold storage basics and applications.

GATE 2024 Preparation Important Links

GATE 2024 Important Links