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BPSC AE Syllabus & Exam Pattern 2025: Download PDF!

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Last Updated on June 7, 2025

The Bihar Public Service Commission specifies the BPSC AE Syllabus 2025 and Exam Pattern. BPSC Assistant Engineer syllabus 2025 has been released. Applicants appearing in the exam are advised to refer to the BPSC AE syllabus PDF download to check important topics and chapters. Along with the syllabus, applicants must also go through the BPSC AE exam pattern 2025. Referring to BPSC Assistant Engineer exam pattern 2025 helps applicants to understand the scheme of the exam. Candidates preparing for the BPSC AE examination must go through the same to have a good understanding of the types of questions, subject-wise topics, marking scheme, sectional weightage, etc. Key points to note are:

  • It is expected that the selection for this stage will consist of one single examination. The exam will consist of 6 papers out of which 4 will be compulsory and common for all and the rest of the two papers will be as per the concerned stream of graduation.
  • BPSC AE syllabus 2025 first two papers are expected to be qualifying in nature.

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BPSC AE Exam Pattern 2025

The candidates are required to attempt a total of 6 papers in the written test for the bygone exam cycle. It is expected that the 2025 cycle of the aforementioned exam will undertake a similar exam pattern. BPSC AE each paper will be similar in terms of duration and marks. The duration will be 1 hour and the total marks will be 100. All the papers will be objective. Along with the pattern, candidates can also refer to the BPSC AE syllabus. The candidates would be required to score combined marks of 40% in the case of general category candidates and 32% for SC/ST candidates. examination pattern for the BPSC AE written test will be as follows.

Paper No. Subject Exam Type Duration Marks
1 General English Objective 1 Hour 100
2 General Hindi Objective 1 Hour 100
3 General Studies Objective 1 Hour 100
4 General Environmental Science Objective 1 Hour 100
5 Mechanical Engineering Objective 1 Hour 100
6 Mechanical Engineering Objective 1 Hour 100
OR
5 Electrical Engineering Objective 1 Hour 100
6 Electrical Engineering Objective 1 Hour 100
OR
5 Civil Engineering Objective 1 Hour 100
6 Civil Engineering Objective 1 Hour 100

BPSC AE Syllabus PDF

The exam authority has provided the syllabus PDF on the official website. Applicants are advised to refer to the BPSC Assistant Engineer syllabus PDF for their preparations. Candidates must keep the syllabus PDF handy at the time of preparations. Applicants can check important topics and chapters using BPSC AE syllabus PDF 2025. 

BPSC AE Syllabus PDF Download 

BPSC AE Syllabus 2025

The written examination for the previous cycle consisted of 6 papers. The compulsory papers were General Studies, General English, General Hindi, and General Engineering. These four papers were common for all the aspirants. The fifth and sixth paper focused on the fundamental subjects of the concerned stream. The questions from these papers revolved around the core subjects. All the papers were objective in nature. It is expected that the BPSC AE Exam 2025 will follow a similar exam pattern and syllabus.

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BPSC AE Syllabus for General Studies

In order to successfully clear the General Studies paper, the aspirants must study the following topics and subjects. Besides that, the candidates must read newspapers in order to develop awareness regarding more such topics.

Subject

Syllabus Topics

 

General Studies

Polity

Economy

Physics

Chemistry

Botany

Zoology

History, Art, Culture of Bihar

Sports

Days and Events

Current Affairs

Static GK

Awards & Honours

Currencies & Capitals

Geography

Indian History

Books and Authors

Awards

Important Personalities

Explore More Engineering Recruitment Exams 2025

BPSC AE Syllabus for General English 

The general English section will consist of objective type questions from the following topics. If the candidates have a good habit of reading, then they can ace most of these topics with ease.

Subject

Syllabus Topics

English

Error Detection

Active and Passive Voice

Sentence Rearrangement

Fill in the Blanks

Sentence Improvement

Direct and Indirect Speech

Jumbled Sentence

Reading Comprehension

Cloze Test

One Word Substitution

BPSC AE Syllabus 2025 for General Hindi

The general Hindi section will be simple and will judge the basics of the Hindi language. Candidates must be aware of the day to day use of the language too.

Subject

Syllabus Topics

General Hindi

वर्ण संरचना (स्वर और व्यंजन)

शब्द रचना – उपसर्ग, प्रत्यय, संधि और समास

शब्द भेद – रचना, अर्थ, इतिहास, व्याकरण

वाक्य शोधन

लोकोक्ति एवं मुहावरें

सर्वनाम 

क्रिया विशेषण

वर्तनी शोधन/विश्लेषण

रिक्त स्थानों में उपयुक्त शब्दों का प्रयोग

वाक्य रचना

शब्द शुद्धिकरण

संज्ञा 

विशेषण

-

BPSC AE Syllabus for General Engineering Science

This will be the third part of the compulsory paper. Candidates should be aware of basic Engineering Aptitude as per the syllabus prescribed in their B.Tech/B.Eng degree. Important syllabus topics are –

Subjects

Syllabus Topics

Engineering Mechanics

General Equilibrium

Equation Experiments

Motion-Equation Functions

Power & Energy

Survey and Measurement

Distance and Area Measurement

Direction Measurement and Angular Measurement of Slope

Levitation and Height

General Survey Equipment

Electrical Workshop Measurements like Ammeter, Volt Meter, Chargemeter, Insulation Tester, Energy Meter and their working principle

Mechanical Workshop Measuring instruments, linear and angular measurements, straight, plane and roundness measurements

Structure of Solids

Generalized pressure and its relation

Making laws

Transformation of pressure

Pressure energy

Analysis of beams, columns and shafts

Unbalanced orientations at the center

Principles of decay

Engineering Materials and Their Manufacture

Bricks lime, Cement

Shrapnel, Dalwa iron and steel

Non-ferrous metals

Timber paints and miscellaneous engineering materials

Testing of engineering materials

Considerations for construction of brick floors and walls

Transport Phenomenon

Linear and Regular Conduction of Transport

Boundary Level Continuous Equations

Warnowati's Principle

Energy Equations

Steam of Transport Conduction

Dimensional Analysis and Gadling

One Dimensional Study

Natural Movement of Heat through Single and Multilayered Materials including Walls and Cylinders and induced convective heat transfer

Concept of thermal boundary level

Accutten-Boltmann's theory of radiation

Kirchhoff's law

Concept of black and gray matter

Energy Conversion Process of Thermodynamics

First and second impulses and reactions of thermodynamics

Water turbine-belton peel and centrifugal pump

Elementary Engineering

Electric Circuits

Circuit Laws and Principles of Superposition

Meaning of Sound Series and Parallel Connections

Resistance and Capacitance

Junction Transistor

Junction Diode

Equivalent Circuit

Common Emitter Electric Circuit

Magnetic Effect of Electric Current

Transformer

Circuit Elements In the form of Transformer

Transfer of electromagnetic energy

Function of DC Motor and Generator

Function of AC Motor and Generator

Environmental Engineering

Water pollution and purification

Sewage treatment

Air pollution and its control

Ecological balance

Download BPSC AE Previous Year Papers to boost your exam preparation.

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BPSC AE Syllabus 2025 for Optional Papers

The optional papers are two papers which should be attempted based on the concerned stream of graduation.

BPSC AE Civil Engineering Syllabus for Paper 5

The following are important syllabus topics for Civil Engineering – 1 Paper –

Subject

Sub Topics

Structural Analysis

Determination and stability of structures

Internal and external forces

Special positional reinforcement and inelastic beam structures

Frames and arches

Structure theory

Method of reinforcement and flexibility

Matrix method

Determination of elastic stability of pillars

Analysis of impact lines for non-conforming structures

Robust analysis of dams and silos

Structural Design

RCC beams, sills, pillars, shear and diagonal tension

Concrete techniques: Climbing and marginal load design

Study of vertical and seismic forces in building structure design

Steel structure tension, compression, and flexural components

Roof scissor plate girder

Bracket connection

Pre-reinforced concrete structures and essentials

Soil Mechanics and Foundations

Earthquake force and its determination

Formation and classification of rocks

Nature and texture of soil

Properties and behavior of soil

Compaction of soil

Shear strength of soil

Stability of slopes

Soil stress

Bearing capacity of soil

Earth pressure and retention

Shallow foundations including diaphragm walls, piles, and footings

Deep foundations including caissons, piles, and well foundations

Machine foundations

Soil diffusion

BPSC AE Syllabus 2025 for Civil Engineering Syllabus Paper 6

Paper 6 will have advanced level of questions on Civil Engineering. Check subject-wise important topics below –

Subject

Syllabus Topics

Hydrology and Water Resources

General runoff estimation

Use of hydrograph

Empirical formulas in hydrology

Potential hydrological analysis

Management of surface water and groundwater

Principles of irrigation engineering

Water requirement for crops

Description of irrigation works

Flooding, damage, and control

Behavior of river drainage

Surface and underground drainage

Channel design

Principles of hydropower engineering

Water System Flow

Principle of energy and momentum in homogeneous fluid flow

Sequential traversal changed flow

Components of river flow

Sediment transport

Design of Hydraulic Structures

Design of weirs

Design of barrages

Design of canals and canal structures

Cross drainage works

Cross regulators

Head regulators

Canal falls and canal drops

Design of turbines

Hydroelectric power equipment

Transportation Engineering

Geometrical design of highways

Components of traffic engineering

High side materials

Maintenance of highways

Components of Bridge Engineering

IRC classification

Loads and behavior in bridge structure design

Public Health Engineering

Water supply

Population forecasting

Types of pipes used for water supply

Construction of tube wells and dug wells

Design of slow sand filters and rapid gravity filters

Design of underground and overhead tanks

Water supply dam construction

Drainage and sanitation

 
  • Surface drainage systems
  • Stormwater drainage
  • Design of double-cleaning filters
  • Design of septic tanks
  • Design of Imhoff tanks
  • Wastewater treatment plants

Prepare difficult topics with Free Civil Engineering Notes directly!

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BPSC AE Syllabus for Mechanical Engineering Paper 5

The following are the important Mechanical Engineering syllabus topics for Paper 5 –

Subject

Syllabus Topics

Thermodynamics

Laws of thermodynamics

Properties of ideal gases and vapors

Power cycles

Gas power cycles

Gas turbine cycles

Fuel and combustion

Internal Combustion Engines

CI (Compression Ignition) engines

SI (Spark Ignition) engines

Engine detection

Fuel injection and carburetion

Performance and testing

Turbojet and turboprop engines

Rocket engines

Preliminary studies of nuclear power plants and nuclear fuels

Steam Boiler

Steam nozzle and steam turbine

Modern boilers

Types of steam turbines

Efficiency and control of steam flow through nozzles

Impulse and reaction turbine

Compressors and Gas Dynamics

Gas dynamics

Reciprocating compressors

Centrifugal compressors

Axial flow compressors

Heat Transfer, Refrigeration, and Air Conditioning

Conduction, convection, and radiation

Heat exchangers

Types of combined heat transfer and total heat transfer coefficient

Refrigeration cycles

Vapor compression refrigeration

Absorption refrigeration

Psychrometric charts

Properties and Classification of Fluids

Fluid statics

Physics and principles of fluid motion

Air pressure, steam, and buoyancy

Ideal fluid flow

Level and buoyant flow

Boundary layer theory

Flow over submerged objects

Flow through pipes and open channels

Dimensional analysis and analogy techniques

Classification of Axial Specific Velocities and General Fluid Mechanics

Energy and momentum relationships

Pumps and turbines

Water turbines

Hydroelectric power generation

BPSC AE Syllabus 2025 for Mechanical Engineering Paper 6

Paper 6 will have advanced level questions for candidates who have chosen the Mechanical Engineering discipline. Important syllabus topics are –

Subject

Sub Topics

Principles of Mechanics

Velocity and acceleration

Mechanical deceleration of moving objects

Inertia force in machines

Cam, gear, and gear train

Flywheel and governor

Balancing of reciprocating bodies

Free and forced vibrations of systems

Critical speed and gyroscopic effects

Machine Design

Joints: threaded fasteners, power screws, keys, cotters, pins, splines, and keys

Transmission systems: belt drives, chain drives, wire ropes

Shaft design: shafts, couplings, and clutches

Gear design: spur gears, helical gears, bevel gears, worm gears

Material Strength

Relationship between stress and strain

Mohr's circle for two-dimensional stress states

Elastic constants

Bending moment, shear force, and deflection in beams

Combined bending and direct stress

Torsional stress

Thick-walled cylinders and spheres: stress analysis

Springs and columns

Principles of fatigue

Engineering Materials

Alloys and alloy materials

Heat treatment: annealing, normalizing, hardening, tempering

Composition, properties, and uses of metals and non-metals

Non-ferrous materials: copper, aluminum, zinc, etc.

Production Engineering

Metal machining: turning, milling, drilling, grinding

Cutting tools: materials, types, and machinability

Metal forming: forging, rolling, extrusion, drawing

Metal casting: processes and applications

Welding and joining techniques

Special purpose machine tools and CNC machines

Industrial Engineering

Work study and work measurement

Wage incentive plans

Production methods and costs

Plant layout: principles and factors

Production planning and control

Materials management

Operations research: linear programming, PERT/CPM

Value engineering

Ergonomics and human factors

Use of computers in industrial engineering

Take the BPSC AE Test Series and start your preparation today.

BPSC AE Syllabus 2025 for Electrical Engineering Paper 5

The following are the important syllabus topics for the Electrical Engineering discipline –

Subject

Sub-Topics

Electrical Circuits

Network theory

Network response

Impulse and step inputs in ramp and stop

Frequency effects in network analysis

Bipartite network components and connections

Single graph representation of networks

E.M. Theory

Electromagnetic theory

Static electricity and magnetostatics

Field in dielectric and magnetic materials

Time-varying fields

Maxwell's equations

Propagation of plane waves in dielectric mediums

Transmission line properties

Matter Science (Electric Materials)

Band theory

Static and alternating fields of dielectrics

Conductivity of piezoelectric materials

Magnetic properties of superconducting materials

Paramagnetism and ferromagnetism

Conduction in semiconductors

Hall effect

Principles of Electrical Measurement

Measurement of circuit parameters

Measuring instruments

Bridge and potentiometer methods

Transducers and measurement of non-electrical quantities

Digital measurement methods

Algorithms for flow, weighting, and storage

Type declarations and systematic unions

Mathematical and logical expressions

Program structure

Scientific and engineering applications

Candidates Can Download their BPSC AE Admit Card here!

BPSC AE Syllabus 2025 for  Electrical Engineering Paper 6

The following are the important syllabus topics for Electrical Engineering Paper 6 –

Subject

Sub-Topics

Power Tools and Methods Electromechanics

Theory of transformation of electro-mechanical energy

Analysis of DC synchronous and induction machines

Flux and torque in power machines

Machines in control systems

Transformers: magnetic circuits and design

Selection of motors for power systems

Electricity generation: water turbines and hydroelectric power transmission

Economic operation, load-frequency control, stability analysis

Control Methods

Open-loop and closed-loop control methods

Feedback analysis

Root locus technique

Stability, compensation, and design techniques

State variable approach

Electronic and Communication

Electronic devices and circuits

Boolean algebra

Logic circuits: combinational and sequential logical circuits

Communication signal analysis

Signal transmission

Modulation techniques

Types of communication systems

Functions of communication systems

Also check – BPSC AE Result

BPSC AE Selection 2025

Applicants looking for job opportunities will be selected for BPSC Assistant Engineers based on the written exam and work experience. The authorities will give 75% weightage to marks objection in the exam while 25% weightage will be provided to work experience. For more details, candidates can refer to the table provided below.

Evaluation Parameter Maximum Marks
Marks obtained in written exam conducted by the Commission 75
Experience-based weightage (5 marks per completed year, max 25 marks) 25
Total 100

BPSC AE Syllabus 2025 - Mock Test

For the ease of candidates, Testbook.com has provided the mock test to help candidates in their preparations. Practicing mock test of BPSC AE 2025 enables candidates to understand the scheme of the exam. It also helps candidates to evaluate their preparations before appearing in the exam. Along with the mock test, applicants can also go through the BPSC AE 2025 syllabus. Referring to mock tests also helps applicants to figure out strength and weaknesses.

BPSC AE Mock Test Link

BPSC AE Previous Year Papers PDF Download

Applicants appearing in the exam are advised to refer to the BPSC AE previous year question papers for their preparations. Referring to BPSC AE previous year question papers PDF helps applicants to check high and low weightage topics asked in the exam. Candidates can also use Bihar Assistant Engineer previous year question paper can also used as mock test.

Hopefully, all the queries surrounding the BPSC AE Syllabus and Exam Pattern 2025 have been addressed. Now that the candidates are well versed with the syllabus topics, they must commence their preparation immediately without wasting time. The candidates may find it tough to find appropriate study material for the said exam, hence they can download the Testbook App.

Latest BPSC AE Updates

Last updated: June 7, 2025

-> BPSC AE 2025 exam date has been revised. The exam will be conducted on July 5, 6 & 7 now. 

-> Candidates who were facing technical issues while filling form can now fill the BPSC AE application form 2025 without any issue. 

->BPSC AE age limit 2025 has been revised.

->BPSC AE application form 2025  was released on April 30. The last date to fill BPSC AE form 2025 was May 28. 

->BPSC AE interview call letters released for Advt. 32/2024.

->BPSC AE notification 2025 has been released. 

->A total of 1024 vacancies are announced through BPSC AE recruitment 2025

->The BPSC Exam Calendar 2025 has been released for the Assistant Engineer Recruitment.

-> The selection will be based on a written exam and evaluation of work experience.

-> Candidates with a graduation in the concerned engineering stream are eligible for this post.

-> To prepare for the exam solve BPSC AE Previous Year Papers. Also, attempt the BPSC AE Civil  Mock Tests.

BPSC AE Syllabus and Exam Pattern FAQs

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