Junior Technician (Electrical) Mock Test 2026
📅 Updated: August 2026
Mock test and syllabus for Junior Technician (Electrical) recruitment at SPMCIL.
Junior Technician (Electrical) Key Highlights
Key Highlights
- Total Questions:120
- Total Marks:120
- Duration:120 minutes
- Subjects:3 sections
- Negative Marking:Refer to official notification
Junior Technician (Electrical) Exam Pattern 2026
Exam Pattern
| Subject | Questions | Marks |
|---|---|---|
| Professional Knowledge in respective trade | 85 | 85 |
| Quantitative Aptitude | 20 | 20 |
| Logical Reasoning | 15 | 15 |
Junior Technician (Electrical) Latest Syllabus
Detailed Syllabusâ–¼
- Safety Practices & Workshop Discipline: Electrical safety rules, PPE, hazards, Fire safety & extinguishers, First aid & electric shock treatment, Workshop discipline and housekeeping.
- Engineering Drawing for Electricians: Drawing instruments and their uses, Types of lines, lettering, dimensioning, Geometrical constructions, Orthographic projection, Isometric views, Electrical symbols and wiring diagrams.
- Workshop Calculation & Science: Units, measurements, SI system, Basic arithmetic, Algebra basics, Mensuration, Density, force, work, power, energy, Heat and temperature basics.
- Electrical Fundamentals & Circuit Laws: Voltage, current, resistance, Ohm’s Law and Kirchhoff’s Laws, Series and parallel circuits, Power and energy calculations, AC fundamentals.
- Wiring, Cables & Installation: Types of wires and cables, Wire joints and termination methods, Domestic wiring systems, Conduit wiring installation, Switches, sockets, MCB, ELCB installation, Testing and fault finding.
- Electrical Measurements & Instruments: Measuring instruments (analog & digital), Ammeter, voltmeter, wattmeter, Multimeter and clamp meter, Energy meter, Measurement errors.
- Earthing, Protection & Illumination: Types and methods of earthing, Earth resistance testing, Protective devices (fuse, relay, MCB, RCCB), Types of lamps and lighting systems, Illumination calculation and layout.
- Transformers & Static Machines: Working principle of transformers, Types and applications, Losses, efficiency and regulation, Transformer testing, Basic winding techniques.
- Electrical Machines (DC & AC): DC machines, Induction motors, Motor starters, Speed control methods, Alternators and synchronization.
- Electronics, Renewable Energy & Modern Applications: Basic electronic components, Rectifiers and inverters, UPS and stabilizers, Solar energy systems, Electric vehicles and charging systems, Smart grid basics.