Delhi Cantonment Board Junior Engineer (Electrical) Syllabus 2026 - Complete Section A Aptitude & Section B Engineering Topics | Official Notification

Delhi Cantonment Board – Junior Engineer (Electrical): Indicative Syllabus 2026

Reproduced from the official Delhi Cantonment Board indicative syllabus for the post of Junior Engineer (Electrical). Section A covers general aptitude; Section B lists the engineering subjects and topic headings exactly as published by the Board.

Section A – General Aptitude

(ELECTRICAL) SECTION-A General Intelligence and Reasoning: The questions shall be designed to test the candidate's ability to deal with abstract ideas and symbols and their relationships, arithmetical computations, and other analytical functions. The syllabus may include both verbal and non-verbal reasoning, such as analogies, similarities and differences, space visualization, problem-solving, analysis, judgment, decision-making, visual memory, discrimination, observation, relationship concepts, arithmetical reasoning, verbal and figure classification, coding-decoding, statement conclusion, syllogistic reasoning, etc.

General Awareness: Questions shall be aimed at testing the candidate's general awareness of the environment and its application to society. The test may include questions relating to History, Culture, Geography, Economic, Science, General Polity, Indian Constitution, Scientific Research, Environmental Issues, Sports, Important Days, Awards and Honours, and Current Affairs of National and International importance.

Arithmetical and Numerical Ability: Questions shall be designed to test the candidate's knowledge of number systems, computation of whole numbers, decimals and fractions, relationships between numbers, percentages, ratio and proportion, averages, interest, profit and loss, discount, time and distance, time and work, basic algebra, mensuration, data interpretation, and other arithmetical concepts involving real-life problem-solving.

English Comprehension: The test shall assess the candidate's ability to understand and use correct English. The syllabus may include vocabulary, grammar, sentence structure, synonyms and antonyms, spellings, error detection, sentence improvement, comprehension passages, and basic writing ability.

Section B – Technical / Professional Syllabus

APPLIED CHEMISTRY

• ❖PROBLEM BASED ON VOLUMETRIC GRAVIMETRIC ANALYSIS
• ❖ANALYSIS AND TREATMENT OF WATER
• ❖FUEL AND COMBUSTION
• ❖CORROSION AND LUBRICANT
• ❖ATOMIC STRUCTURE AND BONDING

APPLIED PHYSICS

• ❖ELECTROSTATICS
• ❖CAP AC ITO RS
• ❖DC CIRCUITS
• ❖ELECTROMAGNETISM
• ❖SEMI-CONDUCTOR PHYSICS
• ❖MODERN PHYSICS

APPLIED MA THEMATICS

• ❖ALGEBRA
• ❖DETERMINANTS
• ❖MATRICES
• ❖CO-ORDINATE GEOMETRY OF TWO DIMENSIONS
• ❖VECTORS
• ❖DIFFERENTIAL CALCULUS
• ❖INTEGRAL CALCULUS
• ❖DIFFERENTIAL EQUATIONS
• ❖COMPLEX NUMBERS

APPLIED MECHANICS

• ❖INTRODUCTION:

AT REST AND MOTION, CONCEPT OF RIGID BODIES.

• ❖LAWS OF FORCES
• ❖MOMENTS
• ❖CENTRE OF GRAVITY
• ❖LAWS OF MOTION
• ❖FRICTION
• ❖SIMPLE LIFTING MACHINES

FUNDAMENTALS OF ELECTRICAL ENGINEERING

• ❖D C CIRCUITS
• ❖ELECTROMAGNETISM
• ❖MAGNETIC CIRCUITS
• ❖ELECTROMAGNETIC INDUCTION
• ❖D C TRANSIENTS

ENGINEERING ORA WING

• ❖ INTRODUCTION
• ❖ LETTERING TECHNIQUES AND PRACTI<;:E
• ❖ DIMENSIONING
• ❖ SCALES
• ❖ CONSTRUCTION OF CURVES

ELECTRICAL ENGINEERING MATERIALS

• ❖ CONDUCTING MATERIALS
• ❖ SEMICONDUCTING MATERIALS
• ❖ INS ULA TING MATERIALS
• ❖ MAGNETIC MATERIALS

BASICS OF ELECTRICAL ENGINEERING

• ❖ FUNDAMENTALS OF ELECTRIC CIRCUITS, KIRCHHOFF'S LAWS, MESH

TRANSFER THEOREM, SUPERPOSITION THEOREM.

• ❖ SINGLE PHASE AC CIRCUITS, AVERAGE AND EFFECTIVE VALUES OF

CIRCUITS.

• ❖ AMPERE'S CIRCUITAL LAW, B-H CURVE, SOLUTION OF MAGNETIC

INTRODUCTION TO AUTO-TRANSFORMER.

• ❖ INTRODUCTION TO ELECTROMECHANICAL ENERGY CONVERSION, DC

ALTERNATOR AND SYNCHRONOUS MOTOR AND THEIR APPLICATIONS.

• ❖ PMMC

BASIC ELECTRONICS

• ❖ APPLICATIONS OF ELECTRONICS IN DIFFERENT FIELDS. ACTIVE AND

NUMERICAL EXAMPLES.

• ❖ PN JUNCTION, BEHAVIOUR OF PN JUNCTION UNDER FORWARD AND

VOLTAGE, AND EFFICIENCY.

• ❖ CAPACITOR INPUT FILTER, CHOKE INPUT FILTER, LC FILTER, RC FILTER,

AS VOLTAGE REGULATOR, NUMERICAL EXAMPLES.

• ❖ CONCEPT OF BIPOLAR JUNCTION TRANSISTOR (BJT) AS TWO JUNCTIONS

PARAMETERS. COMPARISON OF CE, CB, AND CC CONFIGURATION.

• ❖ TRANSISTOR AS AN AMPLIFIER IN CE CONFIGURATION. DC LOAD LINE, ITS

PERFORMANCE OF AMPLIFIER.

• ❖ DIODE CIRCUITS, BJT CIRCUITS, MOSFET CIRCUITS

DIGITAL ELECTRONICS AND MICROPROCESSOR

• ❖ NUMBER SYSTEMS
• ❖ LOGIC GA TES
• ❖ COMBINATIONAL CIRCUITS
• ❖ INTRODUCTION TO MICROPROCESSORS

ELECTRICAL DESIGN DRAWING

• ❖ ELECTRICAL SYMBOLS AND SIMPLE LIGHT AND ALARM CIRCUITS
• ❖ ELECTRICAL INSTALLATION OF SMALL RESIDENTIAL BUILDINGS
• ❖ ELECTRICAL INSTALLATION OF COMMERCIAL BUILDINGS

GENERATION OF ELECTRICAL ENERGY

• ❖ IMPORTANCE OF ELECTRICAL POWER IN DAY TODAY LIFE, VARIOUS

SUPER HEATER, STEAM PRIME MOVERS, CONDENSERS, DRAFT FANS ETC.

• ❖ CLASSIFICATION OF HYDROELECTRIC PLANTS. GENERAL ARRANGEMENT

PENSTOCK, SURGE TANK, FORE BAY, RESERVOIRS, CATCHMENT AREA.

• ❖ NUCLEAR POWER PLANT, DIESEL POWER PLANT AND GAS POWER

PLANT

• ❖ PREDICTION OF LOAD, LOAD CURVES, PLANT CAPACITY FACTOR,

NETWORK ANALYSIS

• ❖ NETWORK TERMINOLOGY
• ❖ AC FUNDAMENTALS
• ❖ NETWORK THEOREMS
• ❖ SUPERPOSITION THEOREM, THEVENIN'S THEOREM, NORTON'S THEOREM,

ELECTRICAL MACHINES

• ❖ DC GENERA TOR
• ❖ DCMOTORS
• ❖ INTRODUCTION TO SINGLE PHASE TRANSFORMER
• ❖ EQUIVALENT

TRANSFORMER

• ❖ INTRODUCTION TO THREE- PHASE AC MACHINE
• ❖ THREE PHASE TRANSFORMERS
• ❖ THREE PHASE SYNCHRONOUS MOTORS
• ❖ SINGLE PHASE MOTORS (FKW MOTORS) SINGLE PHASE MOTORS

POWER ELECTRONICS

• ❖ INTRODUCTION TO SCR
• ❖ CONTROLLED RECTIFIERS
• ❖ INVERTERS
• ❖ CHOPPERS
• ❖ CYCLO-CONVERTERS

ELECTRICAL INSTRUMENTATION

• ❖ INTRODUCTION :IMPORTANT TERMS IN MEASUREMENT SYSTEM, ERRORS,

TRANSMISSION

• &

TELEMETRY SYSTEM.

• ❖ SENSORS AND TRANSDUCERS
• ❖ STRAIN GAUGE AND THERMOELECTRIC TRANSDUCERS
• ❖ MEASUREMENT OF NON-ELECTRIC PARAMETERS

POWER SYSTEM PROTECTION

• ❖ INTRODUCTION AND COMPONENTS OF A PROTECTION SYSTEM
• ❖ FAULT SAND OVER-CURRENT PROTECTION

EQUIPMENT PROTECTION SCHEMES

• ❖ SYSTEM PROTECTION

POWER QUALITY AND FACTS

• ❖ TRANSMISSION

COMPENSATION

• ❖ VOLTAGE SOURCE CONVERTER BASED (FACTS) CONTROLLERS
• ❖ APPLICATION OF FACTS

ELECTRICAL ENERGY CONSERVATION AND AUDITING

• ❖ ENERGY SCENARIO
• ❖ BASICS OF ENERGY AND ITS VARIOUS FORMS
• ❖ ENERGY MANAGEMENT & AUDIT
• ❖ ENERGY EFFICIENCY IN INDUSTRIAL SYSTEMS

POWER SYSTEM DYNAMICS AND CONTROL

• ❖ INTRODUCTION TO POWER SYSTEM OPERATIONS
• ❖ MODELING

CONTROLLERS

• ❖ ST ABILITY ANALYSIS
• ❖ ENHANCING SYSTEM ST ABILITY

TRANSMISSION AND DISTRIBUTION

• ❖ TRANSMISSION LINES: INTRODUCTION TO OVERHEAD TRANSMISSION

ON EFFICIENCY AND REGULATION OF LINE. KELVIN LAW.

• ❖ PERFORMANCE OF TRANSMISSION LINES
• ❖ DISTRIBUTION OF ELECTRICAL ENERGY

Engineering subjects in this syllabus

Official Source

• Official syllabus notification (mirrored): dcb-syllabus-je-electrical-2026.pdf
• Delhi Cantonment Board official website: https://dcb.delhigovt.nic.in/

Content derived from the official Board notification linked above.