GATE 2020 Syllabus for Agricultural Engineering (AG) - Indian Institute of Technology, Delhi has released the GATE 2020 Agriculture Engineering syllabus in online mode. The syllabus of GATE for Agriculture Engineering contains the topics which are covered in the exam. Students who are preparing for the exam must refer to GATE 2020 Agriculture engineering syllabus. The GATE 2020 syllabus for Agriculture Engineering enlists all the detailed list of topics from which questions are asked in the exam. The preparation of exam as per the GATE 2020 Syllabus for Agriculture Engineering will help candidates in scoring good marks. Students can download the syllabus of GATE 2020 Agriculture Engineering from here. The GATE Agriculture Engineering syllabus mentions the topic from the concerned subject as well as from the Mathematics and General Aptitude part. Students are also be provided here with the marking scheme and exam pattern along with the GATE 2020 Syllabus for Agricultural Engineering. The GATE exam will be conducted by IIT Delhi on February 1, 2, 8 and 9. Application form for GATE 2020 is available from August 31, 2019. The admit card of GATE 2020 will be available to download on January 3, 2020. Students can find all the information regarding GATE 2020 exam below on this page.Latest: GATE application form 2020 correction available now
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Students can find below all the topics which are covered in GATE 2020 Agriculture Engineering syllabus-
Linear Algebra: Matrices and determinants, systems of linear equations, Eigenvalues and eigenvectors.Calculus: Limit, continuity and differentiability; partial derivatives; maxima and minima; sequences and series; tests for convergence; Fourier series, Taylor series.Vector Calculus: Gradient; divergence and curl; line; surface and volume integrals; Stokes, Gauss and Green’s theorems.
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Differential Equations: Linear and non-linear first order Ordinary Differential Equations (ODE); Higher order linear ODEs with constant coefficients; Cauchy’s and Euler’s equations; Laplace transforms; Partial Differential Equations - Laplace, heat and wave equations.Probability and Statistics: Mean, median, mode and standard deviation; random variables; Poisson, normal and binomial distributions; correlation and regression analysis; tests of significance, analysis of variance (ANOVA).
Numerical Methods: Solutions of linear and non-linear algebraic equations; numerical integration - trapezoidal and Simpson’s rule; numerical solutions of ODE.
Section 1- Farm Machinery 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.
Section 2- Farm Power
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 design of tractor and agricultural implements.
Section 3- Soil and Water Conservation Engineering
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.
Section 4- Agricultural Processing Engineering
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.
Section 5- Dairy and Food Engineering 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.
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Students can find below the exam pattern of GATE 2020 Agriculture Engineering. Students are advised to prepare for the exam as per the exact exam pattern and syllabus of GATE 2020 to score good marks in the exam
The GATE 2020 Agriculture engineering paper will contain two types of questions
Multiple Choice Questions carrying 1 and 2 marks, each having choice of four answers
Numerical Ability Type (NAT) questions for which the answers have to be entered by using virtual keyboard in monitor.
Students can find below the marking scheme of GATE paper
The General Aptitude part will carry a total of 15 marks. There will be a total of 5 questions carrying 1 mark each and 5 questions carrying 2 marks each.
The Agriculture Engineering part will contain 25 questions carrying 1 mark each and 30 questions carrying 2 marks each.
Name of the book
Application and Concept in Agricultural Engineering
Dash & Mohanty
Ven Chow, David Maidment, Larry Mays
Advanced Engineering Mathematics
Erwin Kreyszig (10th Edition)
Engineering Principle of Agricultural Machines
Ajit K. Srivastava.
Elements of Agricultural Engineering
Fundamentals of Food Process Engineering
Gate Digest in Agricultural Engineering
Er. Sanjay Kumar
Higher Engineering Mathematics
Dr. B.S Grewal
Introduction to Food Process Engineering
P. G. Smith
Land and Water Management Engineering
Numerical Approach in Agricultural Engineering
Postharvest Technology and Food Process Engineering
Amalendu Chakraverty, R. Paul Singh, CRC Press (2014).
Soil and Water Conservation Engineering
Glenn O Schwab.
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As you are still in your 3rd year, you might not be still aware of the complete GATE syllabus. So analyse the topics and syllabus that you have learnt for the past 3 years and practise as much Mathematics as you can. Try as many mock tests as possible and get a hang of the exam pattern. Please check our page for syllabus, topics and best books for preparation:
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