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Indian Oil Corporation Interview Questions, Process, and Tips for Experienced

Updated 17 Feb 2025

Top Indian Oil Corporation Interview Questions and Answers for Experienced

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Indian Oil Corporation Interview Experiences for Experienced

Popular Designations

73 interviews found

Interview Questionnaire 

1 Question

  • Q1. Technical questions from my branch Diploma Electrical Engineering basich questions like:- 1.Why we short secondry winding of CT 2.what is eddy current loss 3.What is an ideal transformer 4.what we use for...

Interview Preparation Tips

Interview preparation tips for other job seekers - Interviewer generally put up basic questions like:- Motor, transformer, Kirchhoff law, ohms law, theorems, types of motor , starters , ratings etc.

Apprentice Engineer Interview Questions asked at other Companies

Q1. What is power factor, what types of losses are there in transformer? Etc
View answer (1)

Interview Questionnaire 

1 Question

  • Q1.  Transformer work principal in matul induction
  • Ans. 

    Transformers work on the principle of electromagnetic induction.

    • Transformers consist of two coils of wire wrapped around a magnetic core.

    • When an alternating current flows through the primary coil, it creates a magnetic field that induces a voltage in the secondary coil.

    • The voltage in the secondary coil is proportional to the number of turns in the coil and the rate of change of the magnetic field.

    • Transformers are used ...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Immediately joining

Electrical Maintenance Engineer Interview Questions asked at other Companies

Q1. Is that you know Digital Multimeter? Show me how to use for different components. They provided me HV diode, HV capacitor, Industrial X'mer etc
View answer (2)

I applied via Recruitment Consulltant and was interviewed in Nov 2021. There were 3 interview rounds.

Round 1 - Aptitude Test 
Round 2 - Group Discussion 
Pro Tip by AmbitionBox:
Don’t treat group discussions as an argument. Group discussion is about reaching a meaningful conclusion.
View all tips
Round 3 - HR 

Interview Preparation Tips

Interview preparation tips for other job seekers - Mai Arun Kumar iocl panipat refinery se apprentice hu

Production Engineer Interview Questions asked at other Companies

Q1. How to solve the problem in robot means how to detect fault?
View answer (9)

Accountant Interview Questions & Answers

user image Anonymous

posted on 26 Feb 2022

Round 1 - HR 

Interview Preparation Tips

Interview preparation tips for other job seekers - IOCL , HPCL SAREES , JEWELLERS SECTOR IN ACCOUNTING

Accountant Interview Questions asked at other Companies

Q1. What journal is made when purchase requisition is created
View answer (25)

Indian Oil Corporation interview questions for popular designations

 Technician Apprentice

 (6)

 Safety Officer

 (4)

 Intern

 (4)

 Officer

 (4)

 Technician Apprentice Trainee

 (4)

 Apprentice Trainee

 (4)

 Apprenticeship Trainee

 (4)

 Electrical Supervisor

 (3)

I applied via Recruitment Consultant and was interviewed before Dec 2020. There were 3 interview rounds.

Interview Questionnaire 

4 Questions

  • Q1. Mechanical questions
  • Q2. Mechanical pump
  • Q3. Compressor two staze reciprocating
  • Ans. 

    A compressor with two stages of reciprocating motion.

    • Two-stage reciprocating compressors have two cylinders that compress the air twice.

    • The first stage compresses the air and sends it to the second stage for further compression.

    • This type of compressor is commonly used in industrial applications such as refrigeration and air conditioning.

    • The two-stage design allows for higher efficiency and greater pressure output compa

  • Answered by AI
  • Q4. Tribune questions

Interview Preparation Tips

Interview preparation tips for other job seekers - Mechanical questions and gk current affairs and real life

Mechanical Technician Interview Questions asked at other Companies

Q1. 1. During confined space job , what is the role of safety watch ? 2. Alignment method of pump and motor. 3. Different type of Gasket , valves using in plant. 4. Compressor type and trouble shooting of reciprocating compressor.
View answer (2)

Get interview-ready with Top Indian Oil Corporation Interview Questions

Fire Safety Interview Questions & Answers

user image Anonymous

posted on 13 Mar 2021

Interview Questionnaire 

1 Question

  • Q1. Why 24 volt lamp use in confined space entry job?
  • Ans. 

    24 volt lamps are used in confined space entry jobs for safety reasons.

    • 24 volt lamps are considered intrinsically safe as they do not produce sparks that could ignite flammable gases or vapors in confined spaces.

    • They are also less likely to cause eye damage or blindness in case of accidental exposure.

    • The low voltage also reduces the risk of electrical shock.

    • Examples of confined spaces where 24 volt lamps are used inclu...

  • Answered by AI

Fire Safety Interview Questions asked at other Companies

Q1. What will you do to prevent the company from catching fire?
View answer (1)

Interview Questions & Answers

user image

posted on 14 Nov 2021

I applied via Company Website and was interviewed before Nov 2020. There were 3 interview rounds.

Interview Questionnaire 

4 Questions

  • Q1. Reactor tank petroleum valve heat exchanger pump
  • Q2. Good question pucha gya tha
  • Q3. Ye kuchh nahi kah sakte
  • Q4. Coal cutting ka v questions puchna tha

Interview Preparation Tips

Interview preparation tips for other job seekers - Attended operator chemical

I applied via Walk-in and was interviewed before Jul 2020. There was 1 interview round.

Interview Questionnaire 

2 Questions

  • Q1. Quality analysis & time management skills.
  • Ans. Level & test of materials ex. Concrete use crusing strength & GSB cbr test etc.most important point Time management skills.
  • Answered by Prakash Kumar
  • Q2. Use standard material
  • Ans. Steel JSW Tata sail electrical pool bajaj aggregate 20mm use of concrete.electrical use havels RR polycab etc.
  • Answered by Prakash Kumar

Interview Preparation Tips

Interview preparation tips for other job seekers - Good knowledge of civil work & structure work basil mechanical engineering.

Assistant Engineer - Civil Interview Questions asked at other Companies

Q1. If the cubes are failed then what will you do ?
View answer (7)

Interview Questions & Answers

user image Anonymous

posted on 7 May 2022

I applied via Company Website and was interviewed before May 2021. 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 tips
Round 2 - Technical 

(3 Questions)

  • Q1. Who is the defense from pipe and tube.
  • Ans. Pipe is checked from I'd and tube is checked from od.
  • Answered Anonymously
  • Q2. Around tee section in hookup golden joint from number.
  • Q3. Who is the jump over field joint from number.

Interview Preparation Tips

Topics to prepare for Indian Oil Corporation interview:
  • Machenical lead
Interview preparation tips for other job seekers - Am sr. Machenical/lead engineer under offshore infrastructure Ltd, pmc eil bsvi project Indian oil corporation Ltd panipat, haryana.

I applied via Company Website and was interviewed before Sep 2021. 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 tips
Round 2 - Aptitude Test 

Aptitude test is just for your IQ test.

Round 3 - HR 

(2 Questions)

  • Q1. They ask you about your profile
  • Q2. Answer is normal whatever it is your profile give it confidentially.

Interview Preparation Tips

Interview preparation tips for other job seekers - Need good command Heat transfer and mass transfer knowledge.

Operations Engineer Interview Questions asked at other Companies

Q1. 1)What is differential? 2)What is your favorite subject? 3)Define some concept from that subject. 4)What is Connecting rod? 5)What is refrigeration and define its process. Learn concepts regarding your favorite topics and subjects. Mention ... read more
View answer (1)

Indian Oil Corporation Interview FAQs

How many rounds are there in Indian Oil Corporation interview for experienced candidates?
Indian Oil Corporation interview process for experienced candidates usually has 2-3 rounds. The most common rounds in the Indian Oil Corporation interview process for experienced candidates are Resume Shortlist, Technical and Aptitude Test.
How to prepare for Indian Oil Corporation interview for experienced candidates?
Go through your CV in detail and study all the technologies mentioned in your CV. Prepare at least two technologies or languages in depth if you are appearing for a technical interview at Indian Oil Corporation. The most common topics and skills that interviewers at Indian Oil Corporation expect are HSE, Key Accounts, Maintenance, Market Expansion and Quality Assurance.
What are the top questions asked in Indian Oil Corporation interview for experienced candidates?

Some of the top questions asked at the Indian Oil Corporation interview for experienced candidates -

  1. Which sectors are not covered in GST to avail the I...read more
  2. 1- Distillation process ? 2- Why distillation column hight very hight? 3- What...read more
  3. What is the rate of TDS to deduct under contract paymen...read more
How long is the Indian Oil Corporation interview process?

The duration of Indian Oil Corporation interview process can vary, but typically it takes about less than 2 weeks to complete.

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Indian Oil Corporation Interview Process for Experienced

based on 30 interviews

Interview experience

4.6
  
Excellent
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Indian Oil Corporation Reviews and Ratings

based on 3k reviews

4.4/5

Rating in categories

4.2

Skill development

4.2

Work-life balance

4.0

Salary

4.2

Job security

4.2

Company culture

3.8

Promotions

4.2

Work satisfaction

Explore 3k Reviews and Ratings
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