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<h1>IOCL JE 2025 Mechanical Syllabus, Exam Pattern &
Selection Process – Complete Guide</h1>Are you preparing for the <span style="font-family:
" calibri","sans-serif";mso-ascii-theme-font:minor-latin;mso-fareast-font-family:="" "times="" new="" roman";mso-fareast-theme-font:major-fareast;mso-hansi-theme-font:="" minor-latin;mso-bidi-font-family:mangal"="">IOCL JE 2025 Mechanical exam?
Indian Oil Corporation Limited (IOCL) offers a golden opportunity for
engineering graduates to join as Junior Engineers in the Mechanical domain. To
help you crack this prestigious exam, we’ve created the most comprehensive and
up-to-date guide covering the complete <span style="font-family:" calibri","sans-serif";="" mso-ascii-theme-font:minor-latin;mso-fareast-font-family:"times="" new="" roman";="" mso-fareast-theme-font:major-fareast;mso-hansi-theme-font:minor-latin;="" mso-bidi-font-family:mangal"="">IOCL JE 2025 Mechanical Syllabus, Exam Pattern,
and Selection Process.<o:p></o:p>This guide includes official syllabus data directly from the
IOCL recruitment PDF and additional insights from top coaching platforms like
Testbook and Adda to maximize your preparation success. Whether you’re a first-time
aspirant or reattempting, this blog will structure your preparation
effectively.<o:p></o:p><div class="MsoNormal" align="center" style="text-align:center">

</div><h2>️IOCL JE 2025
Mechanical Exam Overview</h2><table class="MsoNormalTable" border="0" cellpadding="0">
 <thead>
 <tr>
 <td style="padding:.75pt .75pt .75pt .75pt">
 Organization<o:p></o:p>
 </td>
 <td style="padding:.75pt .75pt .75pt .75pt">
 Indian Oil Corporation Limited (IOCL)<o:p></o:p>
 </td>
 </tr>
 </thead>
 <tbody><tr>
 <td style="padding:.75pt .75pt .75pt .75pt">
 Post<o:p></o:p>
 </td>
 <td style="padding:.75pt .75pt .75pt .75pt">
 Junior Engineer (Mechanical)<o:p></o:p>
 </td>
 </tr>
 <tr>
 <td style="padding:.75pt .75pt .75pt .75pt">
 Job Type<o:p></o:p>
 </td>
 <td style="padding:.75pt .75pt .75pt .75pt">
 Government Sector<o:p></o:p>
 </td>
 </tr>
 <tr>
 <td style="padding:.75pt .75pt .75pt .75pt">
 Application Mode<o:p></o:p>
 </td>
 <td style="padding:.75pt .75pt .75pt .75pt">
 Online<o:p></o:p>
 </td>
 </tr>
 <tr>
 <td style="padding:.75pt .75pt .75pt .75pt">
 Selection Stages<o:p></o:p>
 </td>
 <td style="padding:.75pt .75pt .75pt .75pt">
 Written Exam → Interview (if applicable)<o:p></o:p>
 </td>
 </tr>
 <tr>
 <td style="padding:.75pt .75pt .75pt .75pt">
 Exam Level<o:p></o:p>
 </td>
 <td style="padding:.75pt .75pt .75pt .75pt">
 Diploma / Degree<o:p></o:p>
 </td>
 </tr>
 <tr>
 <td style="padding:.75pt .75pt .75pt .75pt">
 Official Website<o:p></o:p>
 </td>
 <td style="padding:.75pt .75pt .75pt .75pt">
 iocl.com<o:p></o:p>
 </td>
 </tr>
</tbody></table><div class="MsoNormal" align="center" style="text-align:center">

</div><h3>IOCL JE 2025 Exam Pattern</h3>Understanding the exam pattern is crucial for efficient
preparation. Here’s a breakdown of the expected pattern:<o:p></o:p><table>
<thead>
<tr>
<th>Section</th>
<th>Subjects</th>
<th>No. of Questions</th>
<th>Marks</th>
<th>Duration</th>
</tr>
</thead>
<tbody>
<tr>
<td>Domain Knowledge</td>
<td>Discipline-specific (Chemical / Mechanical / Electrical / Instrumentation)</td>
<td>50</td>
<td>50</td>
<td>150 minutes (2 hrs 30 min)</td>
</tr>
<tr>
<td>General Aptitude</td>
<td>Quantitative Aptitude</td>
<td>20</td>
<td>20</td>
<td></td>
</tr>
<tr>
<td></td>
<td>Logical Reasoning</td>
<td>15</td>
<td>15</td>
<td></td>
</tr>
<tr>
<td></td>
<td>Verbal Ability (English Language)</td>
<td>15</td>
<td>15</td>
<td></td>
</tr>
<tr>
<td>Total</td>
<td></td>
<td>100</td>
<td>100</td>
<td></td>
</tr>
</tbody></table><div class="MsoNormal" align="center" style="text-align:center">

</div><h3>IOCL JE 2025
Mechanical Syllabus – Official Detailed Breakdown</h3><table class="MsoNormalTable" border="0" cellpadding="0">
 <thead>
 <tr>
 <td style="padding:.75pt .75pt .75pt .75pt">
 Section<o:p></o:p>
 </td>
 <td style="padding:.75pt .75pt .75pt .75pt">
 Topics Covered<o:p></o:p>
 </td>
 </tr>
 </thead>
 <tbody><tr>
 <td style="padding:.75pt .75pt .75pt .75pt">
 Basic Mechanical Engineering<o:p></o:p>
 </td>
 <td style="padding:.75pt .75pt .75pt .75pt">
 Thermodynamics, Mechanics, Power Engineering Basics<o:p></o:p>
 </td>
 </tr>
 <tr>
 <td style="padding:.75pt .75pt .75pt .75pt">
 Computer Aided Machine Drawing<o:p></o:p>
 </td>
 <td style="padding:.75pt .75pt .75pt .75pt">
 Orthographic Projections, Sectional Views, Assembly
 Drawing<o:p></o:p>
 </td>
 </tr>
 <tr>
 <td style="padding:.75pt .75pt .75pt .75pt">
 Material Science and Engineering<o:p></o:p>
 </td>
 <td style="padding:.75pt .75pt .75pt .75pt">
 Properties of Materials, Material Selection, Phase
 Diagrams<o:p></o:p>
 </td>
 </tr>
 <tr>
 <td style="padding:.75pt .75pt .75pt .75pt">
 Fluid Mechanics and Hydraulic Machinery<o:p></o:p>
 </td>
 <td style="padding:.75pt .75pt .75pt .75pt">
 Fluid Properties, Bernoulli’s Equation, Pumps, Turbines<o:p></o:p>
 </td>
 </tr>
 <tr>
 <td style="padding:.75pt .75pt .75pt .75pt">
 Manufacturing Engineering<o:p></o:p>
 </td>
 <td style="padding:.75pt .75pt .75pt .75pt">
 Machining Processes, Casting, Welding<o:p></o:p>
 </td>
 </tr>
 <tr>
 <td style="padding:.75pt .75pt .75pt .75pt">
 Thermal Engineering<o:p></o:p>
 </td>
 <td style="padding:.75pt .75pt .75pt .75pt">
 Boilers, Refrigeration, Air Conditioning<o:p></o:p>
 </td>
 </tr>
 <tr>
 <td style="padding:.75pt .75pt .75pt .75pt">
 Measurements & Metrology<o:p></o:p>
 </td>
 <td style="padding:.75pt .75pt .75pt .75pt">
 Linear & Angular Measurements, Calibration<o:p></o:p>
 </td>
 </tr>
 <tr>
 <td style="padding:.75pt .75pt .75pt .75pt">
 Strength of Materials<o:p></o:p>
 </td>
 <td style="padding:.75pt .75pt .75pt .75pt">
 Stress-Strain Analysis, Bending, Torsion<o:p></o:p>
 </td>
 </tr>
 <tr>
 <td style="padding:.75pt .75pt .75pt .75pt">
 Advanced Manufacturing Processes<o:p></o:p>
 </td>
 <td style="padding:.75pt .75pt .75pt .75pt">
 CNC, Additive Manufacturing, Automation<o:p></o:p>
 </td>
 </tr>
 <tr>
 <td style="padding:.75pt .75pt .75pt .75pt">
 Theory of Machines & Mechanisms<o:p></o:p>
 </td>
 <td style="padding:.75pt .75pt .75pt .75pt">
 Kinematics, Dynamics of Machines, Cam & Follower
 Mechanisms<o:p></o:p>
 </td>
 </tr>
 <tr>
 <td style="padding:.75pt .75pt .75pt .75pt">
 Industrial Engineering & Management<o:p></o:p>
 </td>
 <td style="padding:.75pt .75pt .75pt .75pt">
 Production Planning, Work Study, Inventory Control<o:p></o:p>
 </td>
 </tr>
 <tr>
 <td style="padding:.75pt .75pt .75pt .75pt">
 Design of Machine Elements<o:p></o:p>
 </td>
 <td style="padding:.75pt .75pt .75pt .75pt">
 Shafts, Bearings, Gears, Springs<o:p></o:p>
 </td>
 </tr>
 <tr>
 <td style="padding:.75pt .75pt .75pt .75pt">
 Production and Operations Management<o:p></o:p>
 </td>
 <td style="padding:.75pt .75pt .75pt .75pt">
 Quality Control, Lean Manufacturing<o:p></o:p>
 </td>
 </tr>
 <tr>
 <td style="padding:.75pt .75pt .75pt .75pt">
 Pneumatic Tools and Systems<o:p></o:p>
 </td>
 <td style="padding:.75pt .75pt .75pt .75pt">
 Pneumatic Circuit Design, Applications<o:p></o:p>
 </td>
 </tr>
</tbody></table><div class="MsoNormal" align="center" style="text-align:center">

</div><h3>Expert Preparation
Tips for IOCL JE 2025 Mechanical Exam</h3><span style="font-family:" calibri","sans-serif";="" mso-ascii-theme-font:minor-latin;mso-fareast-font-family:"times="" new="" roman";="" mso-fareast-theme-font:major-fareast;mso-hansi-theme-font:minor-latin;="" mso-bidi-font-family:mangal"="">Understand the Syllabus Thoroughly: 
Download and print the official syllabus. Divide it into weekly goals.<o:p></o:p><span style="font-family:" calibri","sans-serif";="" mso-ascii-theme-font:minor-latin;mso-fareast-font-family:"times="" new="" roman";="" mso-fareast-theme-font:major-fareast;mso-hansi-theme-font:minor-latin;="" mso-bidi-font-family:mangal"="">Prioritize Core Subjects: 
Focus on Thermodynamics, Fluid Mechanics, Strength of Materials, and Machine
Design as they carry more weight.<o:p></o:p><span style="font-family:" calibri","sans-serif";="" mso-ascii-theme-font:minor-latin;mso-fareast-font-family:"times="" new="" roman";="" mso-fareast-theme-font:major-fareast;mso-hansi-theme-font:minor-latin;="" mso-bidi-font-family:mangal"="">Solve Previous Year Papers: 
Practicing past IOCL JE papers helps in time management and understanding exam
patterns.<o:p></o:p><span style="font-family:" calibri","sans-serif";="" mso-ascii-theme-font:minor-latin;mso-fareast-font-family:"times="" new="" roman";="" mso-fareast-theme-font:major-fareast;mso-hansi-theme-font:minor-latin;="" mso-bidi-font-family:mangal"="">Use Trusted Study Material: 
Refer to Testbook and Adda Class Notes for concise and exam-focused
preparation.<o:p></o:p><span style="font-family:" calibri","sans-serif";="" mso-ascii-theme-font:minor-latin;mso-fareast-font-family:"times="" new="" roman";="" mso-fareast-theme-font:major-fareast;mso-hansi-theme-font:minor-latin;="" mso-bidi-font-family:mangal"="">Regular Revision: 
Weekly revision of concepts helps in retention.<o:p></o:p><div class="MsoNormal" align="center" style="text-align:center">

</div><h3>Frequently Asked Questions
(FAQs)</h3> What is the age limit for IOCL
JE 2025?<o:p></o:p>The upper age limit is typically <span style="font-family:" calibri","sans-serif";mso-ascii-theme-font:minor-latin;="" mso-fareast-font-family:"times="" new="" roman";mso-fareast-theme-font:major-fareast;="" mso-hansi-theme-font:minor-latin;mso-bidi-font-family:mangal"="">28 years,
with relaxations as per government norms.<o:p></o:p> How many stages are there in
the IOCL JE selection process?<o:p></o:p>Usually, there are <span style="font-family:" calibri","sans-serif";="" mso-ascii-theme-font:minor-latin;mso-fareast-font-family:"times="" new="" roman";="" mso-fareast-theme-font:major-fareast;mso-hansi-theme-font:minor-latin;="" mso-bidi-font-family:mangal"="">two stages: Online Written Test
followed by Personal Interview (only if specified).<o:p></o:p> Is there negative marking in
the IOCL JE exam?<o:p></o:p>Yes, usually <span style="font-family:" calibri","sans-serif";="" mso-ascii-theme-font:minor-latin;mso-fareast-font-family:"times="" new="" roman";="" mso-fareast-theme-font:major-fareast;mso-hansi-theme-font:minor-latin;="" mso-bidi-font-family:mangal"="">1/4th marks are deducted for each incorrect answer,
but check the official notification.<o:p></o:p><div class="MsoNormal" align="center" style="text-align:center">

</div><h3>Final thoughts</h3>The <span style="font-family:" calibri","sans-serif";="" mso-ascii-theme-font:minor-latin;mso-fareast-font-family:"times="" new="" roman";="" mso-fareast-theme-font:major-fareast;mso-hansi-theme-font:minor-latin;="" mso-bidi-font-family:mangal"="">IOCL JE 2025 Mechanical exam is a
golden opportunity for candidates aiming for a government engineering position.
By following this detailed syllabus and expert preparation tips, your chances
of success will increase dramatically. Stay focused, practice consistently, and
make sure to revise the official syllabus thoroughly.<o:p></o:p>

For the latest
updates, mock tests, and expert strategies, follow our blog and subscribe to
online platforms like Testbook and Adda Class for high-quality coaching.<o:p></o:p><h4 style="font-family: Montserrat, sans-serif;"><a href="https://iocl.com/admin/img/UploadedFiles/LatestJobOpening/Files/ec5d45f5c4da438d862e1a0a403a6e82.pdf" target="_blank" style="">Download IOCL JE 2025 PDF click here</a></h4>

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