5 Ongc Petro Additions Manager Mechanical Interview Questions & Answers | Complete Prep Guide 2025

Ongc Petro Additions Manager Mechanical Interview Experiences

1 interview found

Manager Mechanical Interview Questions & Answers

Anonymous

posted on 30 Jul 2023

Interview experience

Good

Difficulty level

Moderate

Process Duration

More than 8 weeks

Result

Selected

I applied via Company Website and was interviewed before Jul 2022. There were 2 interview rounds.

Round 1 - Resume Shortlist

Pro Tip by AmbitionBox:

Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.

View all Resume tips

Round 2 - Technical

(5 Questions)

Q1. Pump, compressor, mechanical seal, dry gas seal

Add your answer

Q2. Function of dry gas seal

Ans.

Dry gas seals are used in centrifugal compressors to prevent gas leakage and contamination.

Prevents gas leakage in centrifugal compressors
Helps in preventing contamination of process gas
Used in high-pressure applications
Requires a barrier gas to operate effectively

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Q3. What is NPSH in pump operation?

Ans.

NPSH stands for Net Positive Suction Head and is a measure of the pressure available at the suction port of a pump to prevent cavitation.

NPSH is important for ensuring that a pump does not cavitate, which can cause damage to the pump and reduce its efficiency.
It is calculated by subtracting the vapor pressure of the liquid being pumped from the total suction head of the pump.
NPSH is typically provided by the pump manuf...

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Q4. What maintenance philosophy should be followed?

Ans.

The proactive maintenance philosophy should be followed to prevent breakdowns and maximize equipment reliability.

Implement a preventive maintenance program to regularly inspect and maintain equipment
Utilize predictive maintenance techniques such as vibration analysis or thermal imaging to identify potential issues before they occur
Focus on reliability-centered maintenance to prioritize critical assets and optimize main...

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Q5. Have you any experience in turnaround maintenance?

Ans.

Yes, I have extensive experience in turnaround maintenance in various industries.

Managed turnaround maintenance projects for industrial equipment and machinery
Coordinated with maintenance teams to ensure timely completion of tasks
Implemented preventive maintenance strategies to minimize downtime
Utilized advanced tools and technologies to optimize maintenance processes
Tracked and analyzed maintenance data to improve eff

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Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare technical part for interview for basic engineering questions.

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Interview questions from similar companies

Manager Mechanical Interview Questions & Answers

Reliance Industries

Anonymous

posted on 28 Oct 2022

I applied via Recruitment Consulltant and was interviewed in Apr 2022. There were 4 interview rounds.

Round 1 - Resume Shortlist

Pro Tip by AmbitionBox:

Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.

View all Resume tips

Round 2 - Technical

(1 Question)

Q1. Depends on the respective fields for which they are hiring. For example if mech maintenance then details of alignment, bearings etc

Add your answer

Round 3 - HR

(1 Question)

Q1. Personal profile, aptitude , negotiations

Add your answer

Round 4 - Shortlisting based on merit list

(1 Question)

Q1. Merit list shortlisting happened

Add your answer

Interview Preparation Tips

Interview preparation tips for other job seekers - Be technically sound, don't just throw the concepts, be precise. All the Best.

Executive Interview Questions & Answers

Reliance Industries

Anonymous

posted on 23 Apr 2021

I applied via Naukri.com and was interviewed before Apr 2020. There were 3 interview rounds.

Interview Questionnaire

3 Questions

Q1. Introduction ,

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Q2. Tell me about yourself

Add your answer

Q3. What is business process outsourcing

Ans.

Business process outsourcing (BPO) is the practice of hiring another company to perform a task or process that a company needs but doesn't want to do itself.

BPO involves contracting out specific business functions to a third-party provider
It can include tasks such as customer service, accounting, and human resources
BPO is often used to reduce costs and improve efficiency
Examples of BPO providers include Accenture, IBM,

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Interview Preparation Tips

Interview preparation tips for other job seekers - Be prepared with this question

Executive Interview Questions & Answers

Reliance Industries

Anonymous

posted on 12 Jan 2020

I applied via Recruitment Consultant and was interviewed in Jul 2019. There were 3 interview rounds.

Interview Questionnaire

1 Question

Q1. 1st give your introduction. Like name about studying experience .than after technical round after HR

Add your answer

Interview Preparation Tips

Interview preparation tips for other job seekers - Deeply knowledge about your work or experience.yiu can crack the interview easily. Just grow your knowledge and learn continues from your work either technically or non technical.
Reliance has a so much growth opportunities..so learn continues and studying continues.and improve communication skills.

Executive Interview Questions & Answers

Bharat Petroleum

Tejeshwar Raj

posted on 2 Jan 2023

Interview experience

Good

Difficulty level

Moderate

Process Duration

Less than 2 weeks

Result

Selected

I applied via Campus Placement and was interviewed before Jan 2022. There were 3 interview rounds.

Round 1 - Resume Shortlist

Pro Tip by AmbitionBox:

Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.

View all Resume tips

Round 2 - Group Discussion

A topic would be shared by the selection committee to a group of 7-8 interviewees. Each one would get the chance of 1-1.5min. to share his/her view in favour or against the motion.

Round 3 - One-on-one

(2 Questions)

Q1. Technical Questions - three-four questions back to back. If it would go well then they would switch to HR related questions.

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Q2. HR questions- Many about your hobbies and related to your achievements mentioned in CV.

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Interview Preparation Tips

Interview preparation tips for other job seekers - - Practice speaking English. Brush your style. If possible, join local English classes/any group where you can practice speaking atleast for an hour or two. Don't leave this part of practice unattended.
- Have two favourite subjects atleast. Opting one subject would not give you more chance if anything go wrong. Like for Electrical, Electrical Machine and Power System.

Executive Interview Questions & Answers

Indian Oil Corporation

Anonymous

posted on 8 Jul 2023

Interview experience

Average

Difficulty level

Process Duration

Result

Round 1 - Group Discussion

Should government provide incentives to electric vehicles or not

Round 2 - Technical

(2 Questions)

Q1. Pipe pressure, gauge pressure

Add your answer

Q2. Solenoid valve, butterfly valve

Add your answer

Interview Preparation Tips

Interview preparation tips for other job seekers - GATE good marks required

Executive Interview Questions & Answers

Reliance Industries

Anonymous

posted on 17 Mar 2022

I applied via Naukri.com and was interviewed in Sep 2021. There were 5 interview rounds.

Round 1 - HR

(8 Questions)

Q1. Share details of your previous job.

Add your answer

Q2. What are your salary expectations?

Add your answer

Q3. What is your family background?

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Q4. Why are you looking for a change?

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Q5. Why should we hire you?

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Q6. Where do you see yourself in 5 years?

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Q7. What are your strengths and weaknesses?

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Q8. Tell me about yourself.

Add your answer

Round 2 - Aptitude Test

Grammar Test

Round 3 - One-on-one

(2 Questions)

Q1. Operation Round by Team Leader

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Q2. How do you handle pressure?

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Round 4 - One-on-one

(1 Question)

Q1. Live Chat Round by Trainer

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Round 5 - Typing Test

(1 Question)

Q1. Need 30WPM speed that's it

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Interview Preparation Tips

Interview preparation tips for other job seekers - Be Yourself ,Be calm you can do it

Executive Interview Questions & Answers

Reliance Industries

Anonymous

posted on 20 Aug 2023

Interview experience

Good

Difficulty level

Easy

Process Duration

Less than 2 weeks

Result

Selected

I applied via Approached by Company and was interviewed before Aug 2022. There were 3 interview rounds.

Round 1 - Resume Shortlist

Pro Tip by AmbitionBox:

Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.

View all Resume tips

Round 2 - One-on-one

(1 Question)

Q1. Easy selection process. They just need SSC passed candidates

Add your answer

Round 3 - Aptitude Test

Gramatical test to check your vocabulary

Interview Preparation Tips

Interview preparation tips for other job seekers - For freshers its really good. You get around 26-27 K in hand.

Executive Interview Questions & Answers

Reliance Industries

Anonymous

posted on 2 Jul 2021

Interview Questionnaire

1 Question

Q1. Tell me about your self

View 1 more answer

Executive Interview Questions & Answers

Reliance Industries

Anonymous

posted on 23 Oct 2024

Interview experience

Good

Difficulty level

Moderate

Process Duration

Less than 2 weeks

Result

Selected

I applied via Naukri.com and was interviewed before Oct 2023. There was 1 interview round.

Round 1 - Technical

(2 Questions)

Q1. Civil engineering basics

Add your answer

Q2. Cube test procedure

Ans.

Cube test procedure involves measuring the compressive strength of concrete cubes to ensure quality and durability.

Prepare the cube molds and ensure they are clean and oiled to prevent sticking.
Mix the concrete sample according to specifications and fill the molds in layers, compacting each layer properly.
Cure the cubes in a controlled environment for a specified period of time before testing.
Remove the cubes from the ...

Answered by AI

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Interview Preparation Tips

Interview preparation tips for other job seekers - Basics is must for engineers

Ongc Petro Additions Interview FAQs

How many rounds are there in Ongc Petro Additions Manager Mechanical interview?

Ongc Petro Additions interview process usually has 2 rounds. The most common rounds in the Ongc Petro Additions interview process are Resume Shortlist and Technical.

What are the top questions asked in Ongc Petro Additions Manager Mechanical interview?

Some of the top questions asked at the Ongc Petro Additions Manager Mechanical interview -

What maintenance philosophy should be follow...read more
Have you any experience in turnaround maintenan...read more
What is NPSH in pump operati...read more

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Senior Executive 185 salaries	₹0 L/yr - ₹0 L/yr
Deputy Manager 171 salaries	₹0 L/yr - ₹0 L/yr
Executive 126 salaries	₹0 L/yr - ₹0 L/yr
Field Operator 125 salaries	₹0 L/yr - ₹0 L/yr

Ongc Petro Additions Manager Mechanical Interview Questions, Process, and Tips

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