BPSC AE Syllabus & Exam Pattern 2025: Download PDF!
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.
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Subject |
Syllabus Topics |
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General Studies |
Polity |
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Economy |
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Botany |
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Zoology |
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History, Art, Culture of Bihar |
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Sports |
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Awards & Honours |
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Currencies & Capitals |
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Geography |
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Indian History |
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Books and Authors |
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Awards |
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Important Personalities |
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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.
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Subject |
Syllabus Topics |
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English |
Error Detection |
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Active and Passive Voice |
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Sentence Rearrangement |
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Fill in the Blanks |
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Sentence Improvement |
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Direct and Indirect Speech |
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Jumbled Sentence |
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Reading Comprehension |
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Cloze Test |
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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.
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Subject |
Syllabus Topics |
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General Hindi |
वर्ण संरचना (स्वर और व्यंजन) |
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शब्द रचना – उपसर्ग, प्रत्यय, संधि और समास |
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शब्द भेद – रचना, अर्थ, इतिहास, व्याकरण |
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वाक्य शोधन |
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लोकोक्ति एवं मुहावरें |
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सर्वनाम |
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क्रिया विशेषण |
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वर्तनी शोधन/विश्लेषण |
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रिक्त स्थानों में उपयुक्त शब्दों का प्रयोग |
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वाक्य रचना |
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शब्द शुद्धिकरण |
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संज्ञा |
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विशेषण |
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- |
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 –
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Subjects |
Syllabus Topics |
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Engineering Mechanics |
General Equilibrium |
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Equation Experiments |
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Motion-Equation Functions |
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Power & Energy |
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Survey and Measurement |
Distance and Area Measurement |
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Direction Measurement and Angular Measurement of Slope |
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Levitation and Height |
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General Survey Equipment |
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Electrical Workshop Measurements like Ammeter, Volt Meter, Chargemeter, Insulation Tester, Energy Meter and their working principle |
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Mechanical Workshop Measuring instruments, linear and angular measurements, straight, plane and roundness measurements |
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Structure of Solids |
Generalized pressure and its relation |
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Making laws |
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Transformation of pressure |
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Pressure energy |
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Analysis of beams, columns and shafts |
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Unbalanced orientations at the center |
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Principles of decay |
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Engineering Materials and Their Manufacture |
Bricks lime, Cement |
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Shrapnel, Dalwa iron and steel |
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Non-ferrous metals |
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Timber paints and miscellaneous engineering materials |
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Testing of engineering materials |
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Considerations for construction of brick floors and walls |
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Transport Phenomenon |
Linear and Regular Conduction of Transport |
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Boundary Level Continuous Equations |
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Warnowati's Principle |
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Energy Equations |
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Steam of Transport Conduction |
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Dimensional Analysis and Gadling |
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One Dimensional Study |
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Natural Movement of Heat through Single and Multilayered Materials including Walls and Cylinders and induced convective heat transfer |
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Concept of thermal boundary level |
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Accutten-Boltmann's theory of radiation |
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Kirchhoff's law |
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Concept of black and gray matter |
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Energy Conversion Process of Thermodynamics |
First and second impulses and reactions of thermodynamics |
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Water turbine-belton peel and centrifugal pump |
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Elementary Engineering |
Electric Circuits |
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Circuit Laws and Principles of Superposition |
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Meaning of Sound Series and Parallel Connections |
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Resistance and Capacitance |
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Junction Transistor |
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Junction Diode |
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Equivalent Circuit |
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Common Emitter Electric Circuit |
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Magnetic Effect of Electric Current |
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Transformer |
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Circuit Elements In the form of Transformer |
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Transfer of electromagnetic energy |
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Function of DC Motor and Generator |
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Function of AC Motor and Generator |
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Environmental Engineering |
Water pollution and purification |
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Sewage treatment |
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Air pollution and its control |
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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 –
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Subject |
Sub Topics |
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Structural Analysis |
Determination and stability of structures |
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Internal and external forces |
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Special positional reinforcement and inelastic beam structures |
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Frames and arches |
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Structure theory |
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Method of reinforcement and flexibility |
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Matrix method |
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Determination of elastic stability of pillars |
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Analysis of impact lines for non-conforming structures |
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Robust analysis of dams and silos |
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Structural Design |
RCC beams, sills, pillars, shear and diagonal tension |
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Concrete techniques: Climbing and marginal load design |
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Study of vertical and seismic forces in building structure design |
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Steel structure tension, compression, and flexural components |
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Roof scissor plate girder |
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Bracket connection |
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Pre-reinforced concrete structures and essentials |
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Soil Mechanics and Foundations |
Earthquake force and its determination |
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Formation and classification of rocks |
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Nature and texture of soil |
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Properties and behavior of soil |
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Compaction of soil |
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Shear strength of soil |
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Stability of slopes |
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Soil stress |
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Bearing capacity of soil |
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Earth pressure and retention |
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Shallow foundations including diaphragm walls, piles, and footings |
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Deep foundations including caissons, piles, and well foundations |
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Machine foundations |
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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 –
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Subject |
Syllabus Topics |
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Hydrology and Water Resources |
General runoff estimation |
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Use of hydrograph |
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Empirical formulas in hydrology |
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Potential hydrological analysis |
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Management of surface water and groundwater |
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Principles of irrigation engineering |
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Water requirement for crops |
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Description of irrigation works |
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Flooding, damage, and control |
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Behavior of river drainage |
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Surface and underground drainage |
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Channel design |
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Principles of hydropower engineering |
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Water System Flow |
Principle of energy and momentum in homogeneous fluid flow |
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Sequential traversal changed flow |
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Components of river flow |
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Sediment transport |
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Design of Hydraulic Structures |
Design of weirs |
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Design of barrages |
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Design of canals and canal structures |
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Cross drainage works |
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Cross regulators |
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Head regulators |
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Canal falls and canal drops |
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Design of turbines |
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Hydroelectric power equipment |
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Transportation Engineering |
Geometrical design of highways |
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Components of traffic engineering |
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High side materials |
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Maintenance of highways |
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Components of Bridge Engineering |
IRC classification |
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Loads and behavior in bridge structure design |
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Public Health Engineering |
Water supply |
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Population forecasting |
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Types of pipes used for water supply |
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Construction of tube wells and dug wells |
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Design of slow sand filters and rapid gravity filters |
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Design of underground and overhead tanks |
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Water supply dam construction |
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Drainage and sanitation
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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 –
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Subject |
Syllabus Topics |
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Thermodynamics |
Laws of thermodynamics |
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Properties of ideal gases and vapors |
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Power cycles |
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Gas power cycles |
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Gas turbine cycles |
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Fuel and combustion |
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Internal Combustion Engines |
CI (Compression Ignition) engines |
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SI (Spark Ignition) engines |
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Engine detection |
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Fuel injection and carburetion |
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Performance and testing |
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Turbojet and turboprop engines |
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Rocket engines |
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Preliminary studies of nuclear power plants and nuclear fuels |
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Steam Boiler |
Steam nozzle and steam turbine |
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Modern boilers |
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Types of steam turbines |
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Efficiency and control of steam flow through nozzles |
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Impulse and reaction turbine |
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Compressors and Gas Dynamics |
Gas dynamics |
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Reciprocating compressors |
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Centrifugal compressors |
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Axial flow compressors |
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Heat Transfer, Refrigeration, and Air Conditioning |
Conduction, convection, and radiation |
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Heat exchangers |
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Types of combined heat transfer and total heat transfer coefficient |
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Refrigeration cycles |
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Vapor compression refrigeration |
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Absorption refrigeration |
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Psychrometric charts |
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Properties and Classification of Fluids |
Fluid statics |
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Physics and principles of fluid motion |
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Air pressure, steam, and buoyancy |
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Ideal fluid flow |
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Level and buoyant flow |
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Boundary layer theory |
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Flow over submerged objects |
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Flow through pipes and open channels |
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Dimensional analysis and analogy techniques |
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Classification of Axial Specific Velocities and General Fluid Mechanics |
Energy and momentum relationships |
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Pumps and turbines |
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Water turbines |
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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 –
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Subject |
Sub Topics |
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Principles of Mechanics |
Velocity and acceleration |
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Mechanical deceleration of moving objects |
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Inertia force in machines |
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Cam, gear, and gear train |
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Flywheel and governor |
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Balancing of reciprocating bodies |
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Free and forced vibrations of systems |
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Critical speed and gyroscopic effects |
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Machine Design |
Joints: threaded fasteners, power screws, keys, cotters, pins, splines, and keys |
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Transmission systems: belt drives, chain drives, wire ropes |
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Shaft design: shafts, couplings, and clutches |
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Gear design: spur gears, helical gears, bevel gears, worm gears |
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Material Strength |
Relationship between stress and strain |
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Mohr's circle for two-dimensional stress states |
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Elastic constants |
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Bending moment, shear force, and deflection in beams |
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Combined bending and direct stress |
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Torsional stress |
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Thick-walled cylinders and spheres: stress analysis |
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Springs and columns |
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Principles of fatigue |
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Engineering Materials |
Alloys and alloy materials |
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Heat treatment: annealing, normalizing, hardening, tempering |
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Composition, properties, and uses of metals and non-metals |
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Non-ferrous materials: copper, aluminum, zinc, etc. |
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Production Engineering |
Metal machining: turning, milling, drilling, grinding |
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Cutting tools: materials, types, and machinability |
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Metal forming: forging, rolling, extrusion, drawing |
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Metal casting: processes and applications |
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Welding and joining techniques |
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Special purpose machine tools and CNC machines |
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Industrial Engineering |
Work study and work measurement |
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Wage incentive plans |
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Production methods and costs |
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Plant layout: principles and factors |
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Production planning and control |
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Materials management |
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Operations research: linear programming, PERT/CPM |
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Value engineering |
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Ergonomics and human factors |
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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 –
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Subject |
Sub-Topics |
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Electrical Circuits |
Network theory |
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Network response |
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Impulse and step inputs in ramp and stop |
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Frequency effects in network analysis |
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Bipartite network components and connections |
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Single graph representation of networks |
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E.M. Theory |
Electromagnetic theory |
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Static electricity and magnetostatics |
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Field in dielectric and magnetic materials |
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Time-varying fields |
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Maxwell's equations |
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Propagation of plane waves in dielectric mediums |
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Transmission line properties |
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Matter Science (Electric Materials) |
Band theory |
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Static and alternating fields of dielectrics |
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Conductivity of piezoelectric materials |
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Magnetic properties of superconducting materials |
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Paramagnetism and ferromagnetism |
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Conduction in semiconductors |
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Hall effect |
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Principles of Electrical Measurement |
Measurement of circuit parameters |
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Measuring instruments |
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Bridge and potentiometer methods |
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Transducers and measurement of non-electrical quantities |
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Digital measurement methods |
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Algorithms for flow, weighting, and storage |
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Type declarations and systematic unions |
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Mathematical and logical expressions |
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Program structure |
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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 |
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Power Tools and Methods Electromechanics |
Theory of transformation of electro-mechanical energy |
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Analysis of DC synchronous and induction machines |
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Flux and torque in power machines |
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Machines in control systems |
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Transformers: magnetic circuits and design |
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Selection of motors for power systems |
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Electricity generation: water turbines and hydroelectric power transmission |
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Economic operation, load-frequency control, stability analysis |
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Control Methods |
Open-loop and closed-loop control methods |
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Feedback analysis |
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Root locus technique |
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Stability, compensation, and design techniques |
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State variable approach |
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Electronic and Communication |
Electronic devices and circuits |
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Boolean algebra |
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Logic circuits: combinational and sequential logical circuits |
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Communication signal analysis |
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Signal transmission |
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Modulation techniques |
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Types of communication systems |
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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 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.
Related Links
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.