ENGINEERING MATHEMATICS:
Linear Algebra: Matrices and Determinants, Systems of linear equations, Eigen
values and eigen vectors.
Calculus: Limit, continuity and differentiability; Partial Derivatives; Maxima
and minima; Sequences and series; Test for convergence; Fourier series.
Vector Calculus: Gradient; Divergence and Curl; Line; surface and volume
integrals; Stokes, Gauss and Green's theorems.
Diferential Equations: Linear and non-linear first order ODEs; Higher order
linear ODEs with constant coefficients; Cauchy's and Euler's equations; Laplace
transforms; PDEs - 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.
Numerical Methods: Solutions of linear and non-linear algebraic equations;
integration of trapezoidal and Simpson's rule; single and multi-step methods for
differential equations.
FARM MACHINERY AND POWER:
Sources of power on the farm-human, animal, mechanical, electrical, wind, solar
and biomass; 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.
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.
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 power tillers - type, selection, maintenance and repair; 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; human engineering and
safety in tractor design; tractor tests and performance.
SOIL AND WATER CONSERVATION ENGINEERING:
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.
Engineering properties of soils, fundamental definitions and relationships;
index properties of soils; permeability and seepage analysis; shear strength,
Mohr's circle of stresses; active and passive earth pressures; stability of
slopes.
Hydrological cycle; precipitation measurement, analysis of precipitation data;
abstraction from precipitation; runoff; hydrograph analysis, unit hydrograph
theory and application; stream flow measurement; flood routing, hydrological
reservoir and channel routing.
Mechanics of soil 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; farm ponds; earthen dams; principles of watershed management.
Water requirement of crops; consumptive use and evapo-transpiration; irrigation
scheduling; irrigation efficiencies; design of prismatic and silt loaded
channels; methods of irrigation water application; design and evaluation of
irrigation methods; drainage coefficient; surface and subsurface drainage
systems; leaching requirement and salinity control; irrigation and drainage
water quality; classification of pumps; pump characteristics; pump selection;
types of aquifer; evaluation of aquifer properties; well hydraulics; ground
water recharge.
AGRICULTURAL PROCESSING AND FOOD
ENGINEERING:
Steady state heat transfer in conduction, convection and radiation; transient
heat transfer in simple geometry; condensation and boiling heat transfer;
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; centrifugal separation of solids, liquids and
gases; kinetics of microbial death - pasteurisation and sterilization of liquid
foods; preservation of food by cooling and freezing; psychrometry - properties
of air-vapour mixture; concentration and dehydration of liquid foods -
evaporators, tray, drum and spray dryers.
Mechanics and energy requirement in size reduction of granular solids; particle
size analysis for comminuted solids; size separation by screening; fluidisation
of granular solids; cleaning and grading efficiency and effectiveness of grain
cleaners; conditioning and hydrothermal treatments for grains; dehydration of
food grains; processes and machines for processing of cereals, pulses and
oilseeds; design considerations for grain silos.
|