SCL Syllabus 2026 PDF Download
| Particulars | Details |
|---|---|
| Organisation | Semi-Conductor Laboratory |
| Advertisement Number | SCL:DR:01/2026 |
| Post Names | Technician ‘B’ and Technical Assistant |
| Exam Type | Objective Computer-Based Test |
| Exam Pattern | Part A and Part B |
| Total Questions | 200 |
| Maximum Marks | 200 |
| Duration | 120 Minutes |
| Official Syllabus and Recruitment Notification | Check SCL Syllabus 2026 PDF |
SCL Syllabus 2026 Overview
| Particulars | Details |
|---|---|
| Recruiting Organisation | Semi-Conductor Laboratory (SCL) |
| Administrative Ministry | Ministry of Electronics and Information Technology |
| Recruitment Year | 2026 |
| Advertisement No. | SCL:DR:01/2026 |
| Total Recruitment Vacancies | 83 |
| Technical Assistant Vacancies | 30 |
| Technician ‘B’ Vacancies | 41 |
| Administrative Vacancies | 12 |
| Examination Mode | Computer-Based Test |
| Question Type | Multiple Choice Questions |
| CBT Total Questions | 200 |
| CBT Maximum Marks | 200 |
| CBT Duration | 2 Hours |
| Correct Answer | 1 Mark |
| Incorrect Answer | Minus 0.25 Mark |
| Selection Stages | CBT and Trade-Wise Skill Test |
| Official Website | www.scl.gov.in |
SCL Exam Pattern 2026 for Technician B and Technical Assistant
| Part | Subject | Questions | Marks |
|---|---|---|---|
| Part A | General English | 25 | 25 |
| Part A | Quantitative Aptitude | 25 | 25 |
| Part A | General Intelligence and Logical Ability | 25 | 25 |
| Part A | General Knowledge / Current Affairs | 25 | 25 |
| Part A Total | 100 | 100 | |
| Part B | Trade-Wise Curriculum-Based Test | 100 | 100 |
| Grand Total | 200 | 200 |
1. SCL General English Syllabus 2026
- English Vocabulary
- Grammar and Sentence Structure
- Synonyms and Antonyms
- Spotting Errors
- Fill in the Blanks
- Idioms and Phrases
- One Word Substitution
- Sentence Improvement
- Active and Passive Voice
- Direct and Indirect Speech
- Sentence Rearrangement
- Cloze Test
- Reading Comprehension
2. SCL Quantitative Aptitude Syllabus 2026
- Whole Numbers, Decimals and Fractions
- Percentage
- Ratio and Proportion
- Average
- Simple and Compound Interest
- Profit, Loss and Discount
- Partnership
- Mixture and Alligation
- Time and Distance
- Time and Work
- Elementary Algebra
- Geometry
- Mensuration
- Trigonometry
- Heights and Distances
- Statistical Charts and Graphs
3. SCL General Intelligence and Logical Ability Syllabus 2026
- Verbal and Non-Verbal Reasoning
- Analogies
- Classification
- Number and Figure Series
- Coding and Decoding
- Problem Solving
- Venn Diagrams
- Drawing Inferences
- Figure Folding and Unfolding
- Embedded Figures
- Critical Thinking
- Emotional Intelligence
- Social Intelligence
4. SCL General Knowledge and Current Affairs Syllabus 2026
- Current Events
- General Awareness
- Everyday Science
- Indian History
- Indian Culture
- Indian Geography
- Indian Economy
- General Policy
- Scientific Research
- India and Neighbouring Countries
SCL Technician B Fitter Syllabus
- Marking, Hand Tools and Measurement
- Engineering Materials
- Drilling and Measuring Instruments
- Bearings
- Lathe Operations
- Nuts, Bolts and Fasteners
- Pipes and Pipe Fitting
- Welding
- Power Transmission
- Lubricants and Lubrication
- Pneumatics and Hydraulics
SCL Technician B Electrician Syllabus
- Basic Electricity
- AC and DC Circuits
- Fuses and Relays
- Cells and Batteries
- Electrical Machines and Motors
- Transformers
- Electrical Wiring Systems
- Electrical Measuring Instruments
- Lighting Systems
- Basic and Digital Electronics
- Power Generation, Transmission and Distribution
SCL Technician B Electronics Syllabus
- Basic Electronics and Electrical Fundamentals
- Electronic Components
- Power Electronics
- Optoelectronics
- Sensors and Transducers
- Communication Systems
- Amplifiers and Oscillators
- Digital Electronics
- LED Lighting and Solar Power
- Electronic Gadgets
SCL Technician B Electronics Mechanic Syllabus
- Basic Electricity and AC/DC Measurements
- Batteries, Cables and Connectors
- Soldering and Printed Circuit Boards
- Passive Electronic Components
- Transformers, Rectifiers and IC Regulators
- Transistors and Amplifiers
- Logic Gates and Combinational Circuits
- Electronic Test Instruments
- Microcontrollers and IoT Modules
- Sensors and Transducers
- Fibre Optic Communication
- Computer Hardware and Applications
- UPS and SMPS
- Networking and Operating Systems
SCL Technician B Instrumentation Syllabus
- Basic Electrical and Electronics
- AC and DC Circuits
- Passive Components
- Transformers
- Transducers and Industrial Sensors
- Semiconductor Devices
- Analog and Digital Circuits
- Electronic Test Instruments
- Calibration and Control Systems
- Computer Hardware
- Soldering and Workshop Safety
Other SCL Technician B Trade Syllabus
| Trade | Key Topics |
|---|---|
| ICT System Maintenance | Electrical and Electronics Basics, Semiconductor Devices, PC Hardware Maintenance, Troubleshooting, Operating Systems, Network Management |
| Refrigeration and Air Conditioning | Refrigeration Fundamentals, Compressors, AC Motors, Refrigerants, Central Air Conditioning, Condensers, Cooling Towers, Cold Storage, Maintenance |
| Draughtsman (Civil) | Engineering Drawing, CAD, Building Materials, Surveying, Estimation, Construction, Water Supply, Sanitation, IS Codes |
| Draughtsman (Mechanical) | Drawing Instruments, Geometrical Construction, Projections, Sectional Views, Fits and Tolerances, Assembly Drawings, CAD |
| Fire and Safety | Fire Science, Chemical Properties, Fire Classification, Detection, Extinguishers, Pumps, Safety Signages and Colour Codes |
| Plumber | Plumbing Materials, Water Supply, Sanitary Engineering, Pumps, Valves, Plumbing Drawings, Installation and Maintenance |
| Mechanic (Diesel) | Engines, Vehicle Systems, Fuel Systems, Measurements, Welding, Hydraulics, Emission Control, Cooling Systems, Troubleshooting |
SCL Technical Assistant Electronics Syllabus
- Electrical Machines
- Electrical Power Generation, Transmission and Distribution
- Electrical Circuit Analysis
- Electronic Components and Devices
- Digital Electronics
- Microcontrollers and Microprocessors
- Peripheral Devices
- Control Systems