## JE Mechanical Syllabus

The standard of the questions in Engineering subjects will be approximately of the level of Diploma in Engineering (Civil/Electrical/Mechanical) from a recognized Institute, Board or University recognized by All India Board of Technical Education.

The details of the syllabus are given below:

## Quantitative Aptitude:

Algebra
Alligations and mixtures
Area
Problems on Age
Averages, Mean, Median and Mode
Boat Problems
Chain rule
Discount
Data Interpretation
Games and Races
Heights and distances
Inequalities
Number Series
LCM and HCF
Linear Equations
Logarithms
Number theory
Number System – Fractions, Decimals
Partnerships
Percentage
Permutation and Combinations
Pipes and Cisterns
Points, lines and angles
Probability
Profit and Loss
Progressions
Ratio and Proportions
Remainder theorem and unit digit
Sets and Venn Diagrams
Simple and Compound Interest
Simplification and Approximation
Speed, Distance and Time
Stocks and shares
Data Sufficiency
Surds, Indices, Exponents, and Powers
Surface area
Time and Work
Problems on Train
Trigonometry
Volumes
Work and Wages

## Reasoning:

Alphanumeric series
Reasoning Analogies
Artificial Language
Blood Relations
Calendars
Cause and Effect
Clocks
Coding-Decoding
Critical path
Cubes and cuboids
Data Sufficiency
Decision Making
Deductive Reasoning/Statement Analysis
Dices
Directions
Embedded Images
Figure Matrix
Input-Output
Mirror and Water Images
Odd One Out
Picture Series and Sequences
Paper Folding
Puzzles
Pattern Series and Sequences
Order & Ranking
Seating Arrangements
Shape Construction
Statement and Assumptions
Statement and Conclusions
Syllogism

## General Awareness:

Questions will be aimed at testing the candidate’s general awareness of the environment around him/her and its application to society.

Questions will also be designed to test knowledge of current events and of such matters of everyday observations and experience in their scientific aspect as may be expected of any educated person.

The test will also include questions relating to India and its neighboring countries especially pertaining to History, Culture, Geography, Economic Scene, General Polity and Scientific Research etc.

These questions will be such that they do not require a special study of any discipline.

## English

Rules For Tenses
Rules For Prepositions
List of Prepositions
Rules and List of Conjunctions
Active And Passive Voice Rules
List of One Word Substitutions
List of Homophones/Homonyms
List of Synonyms and Antonyms
Idioms And Phrases
Spotting the Error
Cloze Test
Letter Writing Format
Precis Writing
Sentence Correction Questions
Article Rules
Direct & Indirect Speech Rules
Sentence Rearrangement & Para jumbles

## Mechanical Engineering

Theory of Machines and Machine Design,

Engineering Mechanics and Strength of Materials,

Properties of Pure Substances,

1st Law of Thermodynamics,

2nd Law of Thermodynamics,

Air standard Cycles for IC Engines,

IC Engine Performance,

IC Engines Combustion,

IC Engine Cooling & Lubrication,

Rankine cycle of System,

Boilers,

Classification,

Specification,

Fitting & Accessories, Air Compressors & their cycles,

Refrigeration cycles,

Principle of Refrigeration Plant,

Nozzles & Steam Turbines.

Properties & Classification of Fluids,

Fluid Statics,

Measurement of Fluid Pressure,

Fluid kinematics,

Dynamics of Ideal fluids,

Measurement of Flow rate,

basic principles,

Hydraulic Turbines,

Centrifugal Pumps,

Classification of steels.

Theory of Machines and Machine Design:

Flywheels and fluctuation of energy,

Power transmission by belts – V-belts and Flat belts,

Clutches – Plate and Conical clutch,

Gears – Type of gears,

gear profile and gear ratio calculation,

Governors – Principles and classification,

Riveted joint,

Cams,

Bearings,

Friction in collars and pivots.

Engineering Mechanics and Strength of Materials:

Equilibrium of Forces,

Law of motion,

Friction,

Concepts of stress and strain,

Elastic limit and elastic constants,

Bending moments and shear force diagram,

Stress in composite bars,

Torsion of circular shafts,

Bucking of columns – Euler’s and Rankin’s theories,

Thin walled pressure vessels.

Thermal Engineering Properties of Pure Substances:

p-v & P-T diagrams of pure substance like H2O, Introduction of steam table with respect to steam generation process;

definition of saturation, wet & superheated status.

Definition of dryness fraction of steam, degree of superheat of steam. h-s chart of steam (Mollier Chart) .

1st Law of Thermodynamics : Definition of stored energy & internal energy,

1st Law of Thermodynamics of cyclic process,

Non Flow Energy Equation,

Flow Energy & Definition of Enthalpy,

2nd Law of Thermodynamics : Definition of Sink,

Source Reservoir of Heat, Heat Engine, Heat Pump & Refrigerator;

Thermal Efficiency of Heat Engines & co-efficient of performance of Refrigerators,

Kelvin – Planck & Clausius Statements of 2nd Law of Thermodynamics,

Absolute or Thermodynamic Scale of temperature,

Clausius Integral, Entropy,

Entropy change calculation of ideal gas processes. Carnot Cycle & Carnot Efficiency,

PMM-2; definition & its impossibility

Air standard Cycles for IC engines:

Otto cycle; plot on P-V, T-S Planes;

Thermal Efficiency, Diesel Cycle;

Plot on P-V, T-S planes;

Thermal efficiency. IC Engine Performance,

IC Engine Combustion,

IC Engine Cooling & Lubrication.

Rankine cycle of steam:

Simple Rankine cycle plot on P-V, T-S, h-s planes, Rankine cycle efficiency with & without pump work

Boilers: Classification; Specification; Fittings & Accessories: Fire Tube & Water Tube Boilers.

Air Compressors & their cycles; Refrigeration cycles:

Principle of a Refrigeration Plant; Nozzles & Steam Turbines

Fluid Mechanics & Machinery:

Properties & Classification of Fluid:  ideal & real fluids, Newton’s law of viscosity, Newtonian and Non-Newtonian fluids, compressible and incompressible fluids.

Fluid Statics- Pressure at a point

Measurement of Fluid Pressure: Manometers, U-tube, Inclined tube.

Fluid Kinematics: Stream line, laminar & turbulent flow, external & internal flow, continuity equation.