IOCL Graduate Engineer Syllabus , Subject Wise Exam Pattern
Listed on 2026-06-05
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Engineering
Electrical Engineering, Electronics Engineer
Location: Columbia
IOCL Graduate Engineer Syllabus 2025, Subject Wise Exam Pattern
IOCL Graduate Engineer Syllabus 2025
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The official notification for IOCL Graduate Engineer Recruitment 2025 has been released. With the exam date approaching, candidates must carefully go through the updated exam pattern and syllabus. A clear understanding will help in planning preparation and focusing on important topics.
The IOCL Graduate Engineer exam will be conducted online as a Computer Based Test (CBT). It contains both technical and aptitude-based questions. Each correct answer carries one mark, while 0.25 marks are deducted for every wrong answer.
- Section
- No. of Questions
- Marks - Domain Knowledge – 50 questions – 50 marks
- Quantitative Aptitude – 20 questions – 20 marks
- Logical Reasoning – 15 questions – 15 marks
- Verbal Ability (English Language) – 15 questions – 15 marks
- Total – 100 questions – 100 marks
Key Points:
- CBT will have 100 objective type questions.
- Exam duration is 150 minutes
. - Negative marking of 0.25 per wrong answer applies.
- Candidates must secure minimum qualifying marks section-wise and overall.
The syllabus has two parts – Domain Knowledge and General Aptitude. Domain Knowledge varies as per discipline, while General Aptitude is common for all candidates.
IOCL Graduate Engineer Syllabus:Chemical Engineering
Chemical engineering requires strong conceptual clarity. The questions will test both fundamentals and applied knowledge. Candidates should revise all major core subjects.
- Process Calculation & Thermodynamics
- Fluid Mechanics & Mechanical Operations
- Chemical Reaction Engineering
- Instrumentation & Process Control
- Plant Design and Economics
- Heat Transfer
- Mass Transfer
- Chemical Technology
Electrical Engineering
The electrical syllabus includes machines, power systems, circuits, and electronics. Regular problem-solving and formula revision are essential.
- Electrical Machines
- Power Systems
- Control Systems
- Electric Circuits
- Electromagnetic Fields
- Signals and Systems
- Electrical and Electronic Measurements
- Analog and Digital Electronics
Instrumentation tests knowledge of sensors, circuits, and control systems. Both theory and numerical application are important.
- Control Systems
- Analog Electronics
- Electricity and Magnetism
- Electrical Circuits and Machines
- Signals and Systems
- Measurements
- Sensors and Industrial Instrumentation
- Communication and Optical Instrumentation
English section checks grammar and comprehension. Reading practice will improve speed and accuracy.
- Grammar (Tenses, Prepositions, Articles, Adjectives, Conjunctions, Verb-Noun agreement)
- Vocabulary (Words, Idioms, Phrases)
Quantitative Aptitude measures numerical and analytical skills. Regular practice of DI and arithmetic questions is vital.
- Data Interpretation (Graphs, Charts, Tables, Plots)
Reasoning checks problem-solving and logical thinking ability. Candidates should practice puzzles and visual reasoning.
- Deduction and Induction
- Analogy, Numerical Relations, Reasoning
- Transformation of Shapes (Translation, Rotation, Scaling, Mirroring)
- Paper Folding, Cutting, Patterns in 2D & 3D
The exam has 100 objective questions from Domain Knowledge, Quantitative Aptitude, Logical Reasoning, and English. The duration is 150 minutes.
There are 50 questions from Domain Knowledge based on the candidate’s engineering discipline.
Yes, 0.25 marks are deducted for every wrong answer.
General Aptitude covers Quantitative Aptitude, Logical Reasoning, and Verbal Ability (English Language).
General/OBC/EWS candidates need 45% overall, SC/ST need 40%, and PwBD need 30% in the CBT to qualify.
No, Domain Knowledge varies by discipline (Chemical, Electrical, Instrumentation). But General Aptitude is common for all.
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