Syllabus overview
RRB CMA (Chemical & Metallurgical Assistant) Technical Abilities syllabus: Physics, Chemistry, and Electronics & Communication topics.
Highlights
Syllabus guidance for the 2026 exam cycle
Important rules and updates are checked against official sources
Related exam resources and candidate tools are linked automatically
Quick facts
- Exam
- RRB
- Paper / stage
- RRB CMA
- Current cycle
- 2026
- Page type
- Syllabus
- Conducting body
- RRB
- Language
- English
Subject-wise syllabus
The RRB CMA (Chemical & Metallurgical Assistant) post follows the same CBT-1 + CBT-2 structure as RRB JE, with its own Technical Abilities syllabus covering Physics, Chemistry, and Electronics & Communication:
Physics
- Measurements
- Light (Optics)
- Heat and Temperature
- Sound
- Mechanics
- Magnetism
- Electricity & Electrostatics
- Modern Physics
Chemistry
- Matter
- Chemical Reactions
- Acids, Bases & Salts
- Atomic Structure
- Periodic Classification
- Chemical Bonding
- Carbon and its Compounds
- Environmental Chemistry
- Metallurgy
Electronics & Communication
- Semiconductor Devices
- P-N Junction Characteristics
- Transistors (P-N-P and N-P-N)
- Amplifiers
- Oscillators
- Logic Gates and Applications
- Modulation and Demodulation
RRB CMA Syllabus 2026: exam pattern and key details
| Detail | Current information |
|---|---|
| Exam | RRB |
| Paper / stage | RRB CMA |
| Current cycle | 2026 |
| Page type | Syllabus |
| Conducting body | RRB |
| Language | English |
Detail: Exam
- Current information
- RRB
Detail: Paper / stage
- Current information
- RRB CMA
Detail: Current cycle
- Current information
- 2026
Detail: Page type
- Current information
- Syllabus
Detail: Conducting body
- Current information
- RRB
Detail: Language
- Current information
- English
Common mistakes to avoid
Do not prepare from an old syllabus without comparing it with the latest official notice and the requirements for your exact exam stage.
Candidates also ask
Verify the latest rules on the Railway Recruitment Board official website and in the current RRB notice. Official documents take precedence over summaries.
Yes. The conducting body can publish amendments or revised notices. Check the official resources and the last-updated date before making an application or preparation decision.
Frequently asked questions
No. This page explains and organizes published information. Use the official notice for final dates, conditions, exceptions and document requirements.
GovtJobsNet editors compare official notices, conducting-body resources and published amendments before updating the page.
Official resources
Research methodology and editorial review
Research methodology
GovtJobsNet editors compare the latest official RRB notice, conducting-body resources and published amendments before updating this page. Where an official 2026 document is pending, the page is marked and reviewed again after release.
- Last updated
- 23 July 2026
- Content cycle
- RRB 2026
Candidate questions and discussion
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