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Prepare effectively for IOCL Electrical, Chemical & Instrumentation Engineer exams with our 3-month detailed study plan. Based on the latest 2025 syllabus, this plan covers all technical subjects, aptitude, logical reasoning, and verbal ability, ensuring systematic preparation. Follow this schedule to manage time efficiently and revise thoroughly. Explore IOCL Electrical Engineering Study Plan 2025 here!
IOCL Electrical Engineering Notification 2025 Highlights
| Feature | Details |
|---|---|
| Organization | Indian Oil Corporation Limited (IOCL) |
| Post | Engineers/Officers (Grade-A) – Electrical |
| Recruitment Mode | Computer Based Test (CBT) followed by GD, GT & PI |
| Eligibility | BE/B.Tech in Electrical or related specializations |
| Age Limit | General/EWS: ≤26 years; Relaxation as per Govt. norms |
| Application Start Date | 05.09.2025 |
| Application End Date | 21.09.2025 (till 17:00 hrs) |
| CBT Date | 31.10.2025 |
| Admit Card | 17.10.2025 |
| Application Fee | ₹500 + GST for General/OBC; SC/ST/PwBD – exempted |
| Salary | ₹50,000 – ₹1,60,000 per month + allowances |
| Selection Process | CBT → GD/GT → Personal Interview |
| Reservation | As per Govt. guidelines (OBC-NCL, SC, ST, EWS, PwBD) |
| Official Website | www.iocl.com |
IOCL Electrical Engineering Syllabus 2025 PDF Download
1: Between the period of 1858-1947, how many Viceroys ruled over India?
Before starting your preparation, it’s important to know all the topics covered in the exam. Explore the syllabus, understand the subjects, and plan your study accordingly. We have attached the complete detailed syllabus for your reference. Download it now to begin preparing your personalized study plan.
Exam Duration: 150 minutes
| Section | Marks | Number of Questions |
|---|---|---|
| Domain-Specific Subject | 50 | – |
| Verbal Ability | 15 | – |
| Logical Reasoning | 15 | – |
| Quantitative Aptitude | 15 | – |
| Total | 100 | 100 |
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Join NowIOCL Electrical Engineering Study Plan 2025
To make preparation easier, we’ve divided the 3-month plan into monthly targets. Each month focuses on key subjects and topics, helping you cover the entire syllabus step by step and leaving time for practice and revision before the exam.
Month 1 – Foundation & Technical Basics
| Week | Focus Area | Activities |
|---|---|---|
| 1 | Engineering Mathematics (Chemical/Electrical/Instrumentation) | Revise key concepts: Algebra, Calculus, Matrices, Differential Equations. Solve 10–15 problems/day. |
| 2 | Core Engineering Subjects | Chemical: Process Calculations & Thermodynamics Electrical: Electrical Machines, Power Systems Instrumentation: Control Systems, Analog Electronics |
| 3 | Core Engineering Subjects | Chemical: Fluid Mechanics & Mechanical Operations, Chemical Reaction Engineering Electrical: Electric Circuits, Electromagnetic Fields Instrumentation: Digital Electronics, Electricity & Magnetism |
| 4 | General Aptitude | Verbal Ability: Grammar, Vocabulary, Reading Comprehension Quantitative Aptitude: Ratios, Percentages, Number Series, Basic Mensuration |
Month 2 – Advanced Topics & Mock Practice
| Week | Focus Area | Activities |
|---|---|---|
| 5 | Core Engineering Subjects | Chemical: Instrumentation & Process Control, Plant Design & Economics, Heat Transfer Electrical: Control Systems, Signals & Systems, Electrical & Electronic Measurements Instrumentation: Signals & Systems, Measurements, Sensors & Industrial Instrumentation |
| 6 | Core Engineering Subjects | Chemical: Mass Transfer, Chemical Technology Electrical: Analog & Digital Electronics, Power Electronics Instrumentation: Communication & Optical Instrumentation |
| 7 | Logical Reasoning | Deduction & Induction, Analogy, Numerical Reasoning, Paper Folding & Pattern Questions |
| 8 | Verbal & Quant | Verbal Ability: Narrative Sequencing, Reading Practice Quantitative: Data Interpretation, 2D/3D Plots, Advanced Mensuration, Probability & Statistics |
Month 3 – Revision & Full-Length Mock Tests
| Week | Focus Area | Activities |
|---|---|---|
| 9 | Mock Tests & Analysis | Solve 2 full-length CBT mock tests (100 Qs) every 3 days. Analyze mistakes and revise weak areas. |
| 10 | Technical Revision | Revise all core engineering subjects; make concise notes/formulas for last-minute review. |
| 11 | Aptitude & Reasoning | Daily practice of 20–30 questions in Verbal, Quantitative, Logical Reasoning. Focus on speed & accuracy. |
| 12 | Final Revision | Quick revision of formulas, concepts, key points in all engineering streams. Solve at least 2 full-length mixed mock tests. |
Preparation Tips for IOCL Electrical Engineering 2025 Exam
- Allocate 2–3 hours/day for technical subjects and 1–2 hours/day for aptitude & reasoning.
- Use previous IOCL papers and online mock tests to understand the pattern.
- Maintain short notes and formula sheets for quick revision.
- Focus more on weaker topics in the last 2 weeks.
