Indian Oil Corporation Mechanical Engineer Interview Questions and Answers for Experienced

Q1. What is yield strength and ultimate strength
Ans. 
Yield strength is the stress at which a material begins to deform plastically, while ultimate strength is the maximum stress a material can withstand before breaking.
• Yield strength is the point where a material starts to deform plastically, meaning it will not return to its original shape once the stress is removed.

• Ultimate strength is the maximum stress a material can withstand before it breaks or fractures.

• Yield stre...read more
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Q2. All FEA related questions
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Q3. All basic SOM and SHEET METAL RELATED QUESTIONS
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Q1. Why would you like to work with shell?
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Q2. Have you worked in any oil and gas facility before now?
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What I know about permit to work system

Q1. What are your achievement
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Q2. What are the different types of pump and sealing system you known
Ans. 
Different types of pumps include centrifugal, positive displacement, and axial flow. Sealing systems include mechanical, gland, and magnetic.
• Centrifugal pumps use a rotating impeller to create a flow of fluid. Examples include end-suction, inline, and multistage pumps.

• Positive displacement pumps move fluid by trapping a fixed amount and forcing it through the discharge. Examples include piston, diaphragm, and gear pump...read more
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Q3. What are the maintenance philosophy you known about
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Maintenance philosophies include preventive, predictive, corrective, and reliability-centered maintenance.
• Preventive maintenance involves regularly scheduled inspections and maintenance to prevent equipment failure.

• Predictive maintenance uses data analysis and monitoring to predict when maintenance is needed.

• Corrective maintenance is performed after a failure has occurred to restore equipment to working condition.

• Relia...read more
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Q1. Why you want to leave the current organization
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Q2. What is your salary expectations
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Q1. How can you managed manpower and helpful mechanical sources distribute
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Manpower can be managed by proper planning, delegation of tasks, and effective communication.
• Create a detailed project plan with timelines and milestones

• Delegate tasks based on individual strengths and expertise

• Ensure effective communication channels are established

• Regularly monitor progress and make necessary adjustments

• Utilize helpful mechanical sources such as automation and technology

• Provide necessary training and ...read more
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Q2. Column Maintenance mainly useful source
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Q3. ASME Codes and standard
Ans. 
ASME Codes and standards are a set of guidelines and regulations for designing, manufacturing, and testing mechanical equipment.
• ASME codes and standards are developed and maintained by the American Society of Mechanical Engineers.

• They cover a wide range of topics such as pressure vessels, piping, boilers, and nuclear power plants.

• Compliance with ASME codes and standards is often required by law or industry regulations.

• ...read more
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Q4. Material requirements
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Q1. Fabrication and erection type.
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Fabrication and erection type is a crucial aspect of mechanical engineering.
• Fabrication refers to the process of constructing or building something, while erection refers to the process of assembling or installing something.

• The type of fabrication and erection used depends on the project requirements, materials used, and budget.

• Examples of fabrication and erection types include welding, bolting, riveting, and adhesive ...read more
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All type of aptitude test accept.

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Q1. Ill ready to for this type of interview
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Q1. Its time to i know for my knowledge
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Q1. I don't know because they never called me for interview
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Q2. And ambition box asking me again and again
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Q3. Please solve the problem
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