RRB JE CBT 1 2026 Syllabus: General Awareness, Maths, Reasoning, Science and Technical Topics
Topic-wise syllabus for RRB Junior Engineer CBT 1 2026: general awareness, mathematics, general intelligence and reasoning, general science, and the technical subject for civil, mechanical or electrical posts, with a three-week plan.
Pattern to confirm
RRB Junior Engineer CBT 1 is a computer-based test. The sections, number of questions, marks and time for each are set in the RRB notice for the cycle. The exam is reported for 27, 28 and 30 October 2026, so this is a short preparation window.
General part
General awareness
- Indian railways: zones, history, major routes, and recent railway projects.
- Current affairs: the last six months, national and international.
- Static GK: Indian polity, economy, history, geography, and important days and awards.
Mathematics
- Number system, HCF and LCM, percentage, ratio and proportion.
- Averages, profit and loss, simple and compound interest.
- Time and work, time and distance, mensuration of 2D and 3D figures.
- Algebra and basic geometry.
General intelligence and reasoning
- Analogy, series, classification and coding-decoding.
- Blood relations, direction sense and seating arrangement.
- Syllogism, statement and conclusion, and logical venn diagrams.
General science
- Physics: motion, force, light, sound, electricity and magnetism.
- Chemistry: atomic structure, acids and bases, metals and non-metals, carbon compounds.
- Biology: human body, nutrition, diseases and the environment.
Technical part
The technical paper depends on your post, so study only the branch you applied for.
- Civil: surveying, building materials, concrete technology, structural analysis, soil mechanics and estimation.
- Mechanical: thermodynamics, fluid mechanics, strength of materials, theory of machines and manufacturing processes.
- Electrical: circuit theory, electrical machines, power systems, measurements, and power electronics basics.
Use the syllabus of your diploma or degree as the base. Revise formulas and one solved example for each topic.
Three-week plan
| Week | Focus |
|---|---|
| Week 1 | Maths and reasoning, one hour each. 30 timed questions a day. |
| Week 2 | General science and general awareness. Technical subject, two hours a day. |
| Week 3 | Full-length mocks on the CBT interface, then revise weak topics. |
Practise on a computer for at least two mocks, so the on-screen navigation feels normal on the day.
Frequently asked questions
Is the syllabus official? The RRB notice for the cycle is the authority. Use this outline as a study guide.
What should I study first? Maths and reasoning, since they take the longest to improve.
Do I need the technical paper for every post? Study the paper for the branch you applied for. Do not spread time across branches.
Frequently Asked Questions
The general topics are stable, but the RRB notice for each cycle sets the final list and marks. Check the notice for the cycle you are sitting.
Reports give CBT 1 on 27, 28 and 30 October 2026. With the exam this close, focus on revision and mocks.
The topics of your own engineering discipline: civil, mechanical or electrical. Use your diploma or degree syllabus as the base.
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