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GAIL Interview Questions, Process, and Tips for Experienced

Updated 31 Mar 2025

Top GAIL Interview Questions and Answers for Experienced

View all 12 questions

GAIL Interview Experiences for Experienced

Popular Designations

22 interviews found

Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Company Website and was interviewed in Jan 2024. There were 3 interview rounds.

Round 1 - Group Discussion 

My GD topic was renewable energy.

Round 2 - HR 

(7 Questions)

  • Q1. Tell me about yourself
  • Ans. 

    I am a Senior Engineer with 10+ years of experience in designing and implementing complex systems.

    • 10+ years of experience in engineering

    • Specialize in designing and implementing complex systems

    • Strong problem-solving skills

    • Experience with various programming languages such as Java, Python, and C++

  • Answered by AI
  • Q2. Why do you want to leave your previous company and join GAIL
  • Ans. 

    Seeking new challenges and growth opportunities at GAIL.

    • Desire for new challenges and opportunities for growth

    • Interested in working in a different industry or with different technologies

    • Attracted to GAIL's reputation and projects

    • Seeking a more collaborative and innovative work environment

  • Answered by AI
  • Q3. What do your parents do
  • Ans. 

    My parents are both retired now, but my father used to work as a civil engineer and my mother was a teacher.

    • Father worked as a civil engineer

    • Mother was a teacher

    • Both are retired now

  • Answered by AI
  • Q4. Have you ever visited Delhi earlier
  • Ans. 

    Yes, I have visited Delhi earlier for a business trip.

    • Visited Delhi for a business trip

    • Explored historical sites like Red Fort and Qutub Minar

    • Enjoyed local cuisine like butter chicken and chaat

  • Answered by AI
  • Q5. How did you reach Noida for interview
  • Q6. Where are you staying in Noida for interview process
  • Ans. 

    I am staying at a hotel in Sector 18, Noida for the interview process.

    • Staying at a hotel in Sector 18, Noida

    • Close to the interview location

    • Comfortable accommodation for the duration of the process

  • Answered by AI
  • Q7. Related family background
Round 3 - Technical 

(7 Questions)

  • Q1. Detailed technical questions about bearing, pump, furnace tubes (1st and 2nd pass)MOC, TLE MOC, heat exchanger tube MOC, TEMA codes and classification etc.
  • Q2. Decoking process of cracking furnace, Naphtha circuit of furnace with sketches,
  • Ans. 

    Decoking process involves removing coke deposits from cracking furnace and naphtha circuit to maintain efficiency.

    • Decoking process involves burning off coke deposits using controlled combustion.

    • Mechanical decoking involves using high-pressure water jets to remove coke deposits.

    • Chemical decoking involves using solvents or acids to dissolve coke deposits.

    • Regular decoking is essential to prevent blockages and maintain fur

  • Answered by AI
  • Q3. Detailed refrigeration cycles
  • Ans. 

    Refrigeration cycles are thermodynamic processes used in refrigerators and air conditioners to transfer heat from a low temperature reservoir to a high temperature reservoir.

    • Refrigeration cycles typically involve four main components: compressor, condenser, expansion valve, and evaporator.

    • The refrigerant undergoes a cycle of compression, condensation, expansion, and evaporation to absorb heat from the space being coole...

  • Answered by AI
  • Q4. Safety related questions which I couldn't answer well
  • Q5. Safety procedures before starting of hot job
  • Ans. 

    Safety procedures before starting a hot job include obtaining a hot work permit, conducting a hazard assessment, ensuring proper ventilation, and having fire extinguishing equipment nearby.

    • Obtain a hot work permit before starting any hot job

    • Conduct a hazard assessment to identify potential risks

    • Ensure proper ventilation in the work area to prevent buildup of flammable gases

    • Have fire extinguishing equipment nearby and r

  • Answered by AI
  • Q6. Furnace tubes Welding related questions
  • Q7. Scaffolding and insulation related general questions (easy)

Interview Preparation Tips

Interview preparation tips for other job seekers - Be prepared for GD and just keep enough technical knowledge on your field of experience. Be relaxed and give interview with happy face..don't be depressed if you couldn't answer any question during interview. If you don't know anything just say "I don't know" ...keep the things simple and give honest answer always.

Senior Engineer Interview Questions asked at other Companies

Q1. what is the meaning of M in M20,M25,M30 grade of concrete?
View answer (62)

Electrician Interview Questions & Answers

user image Anonymous

posted on 13 May 2024

Interview experience
5
Excellent
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Walk-in and was interviewed in Apr 2024. There were 5 interview rounds.

Round 1 - Technical 

(2 Questions)

  • Q1. All electrical questions
  • Q2. Star delta star
  • Ans. Star delta is moter smuth normal moter start
  • Answered by Bhagat Mukesh
Round 2 - Technical 

(2 Questions)

  • Q1. Fild work and oppression
  • Ans. Power issue late and power on of
  • Answered by Bhagat Mukesh
  • Q2. Isulate propyl fider
  • Ans. Fedar off feuse remove, cantrol feuse remove, emargency push button push
  • Answered by Bhagat Mukesh
Round 3 - Technical 

(2 Questions)

  • Q1. MCb,Mpcb ,rrcb,elcb ,
  • Ans. Miniature circuit breaker Moter protection circuit breaker Residual current circuit breaker Earth leakage circuit breaker
  • Answered Anonymously
  • Q2. Mother mantnece
Round 4 - Technical 

(2 Questions)

  • Q1. Hv,lv,panal in work
  • Q2. Transformer in work
  • Ans. 

    A transformer is a device that transfers electrical energy between two or more circuits through electromagnetic induction.

    • Transformers are used to increase or decrease voltage levels in electrical circuits.

    • They consist of primary and secondary coils wound around a core made of ferromagnetic material.

    • Step-up transformers increase voltage for long-distance power transmission, while step-down transformers decrease voltage...

  • Answered by AI
Round 5 - Technical 

(1 Question)

  • Q1. Air compressor woking

Electrician Interview Questions asked at other Companies

Q1. 1. How much current takes a 5hp motor ?, 2. Draw a STAR DELTA and DOL starter control wireing. 3. How to connect star connection, and DELTA connectin. 4. What is the kw of 30hp motor ?, 5. Can you connect a temperature controller ?, 6. What... read more
View answer (5)

Operator Interview Questions & Answers

user image sonu shivhare

posted on 13 May 2024

Interview experience
1
Bad
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(6 Questions)

  • Q1. Technical mein kya sikha
  • Q2. Gail vijaypur mein pump turbine ke bare mein kaise
  • Q3. Pump me seal kese lagai jati hai
  • Q4. Pump come maintenance kaise kiya jata hai
  • Q5. Coupling ko fit Kiya jata
  • Q6. Coupling kya Kam karti hai

Operator Interview Questions asked at other Companies

Q1. Least count of micrometres,vernier caliper,what is gauge ,types of gauge, how to measure from micrometres , how to reading ,what is dial indicator ,what's work of dail indicator
View answer (1)
Interview experience
5
Excellent
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Walk-in and was interviewed in Apr 2024. There was 1 interview round.

Round 1 - Technical 

(1 Question)

  • Q1. How many years of experience

Electrical Technician Interview Questions asked at other Companies

Q1. Preventive Maintenance of All Kinds of H.V & LV Breakers, Motors, Voltage Up To 33 KV & 11 KV & 6.6.KV /2400 KW ,Transformer(15.75KV /230 KV ), Corrective Maintenance of HV/MV /LV Switches gears,VCB,ACB,MOCB,SF6 Breakers, Breake... read more
View answer (4)

GAIL interview questions for popular designations

 Electrical Engineer

 (4)

 Electrical Technician

 (3)

 Graduate Apprentice

 (3)

 Senior Engineer Mechanical

 (2)

 Senior Engineer

 (2)

 Executive Trainee

 (2)

 Graduate Apprenticeship Trainee

 (2)

 Apprentice Trainee

 (2)

Interview experience
1
Bad
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(2 Questions)

  • Q1. Electrical engineering
  • Q2. Motor ,battery bank, earthing , l.t feedar ,electrical drawing

Electrical Technician Interview Questions asked at other Companies

Q1. Preventive Maintenance of All Kinds of H.V & LV Breakers, Motors, Voltage Up To 33 KV & 11 KV & 6.6.KV /2400 KW ,Transformer(15.75KV /230 KV ), Corrective Maintenance of HV/MV /LV Switches gears,VCB,ACB,MOCB,SF6 Breakers, Breake... read more
View answer (4)

Get interview-ready with Top GAIL Interview Questions

Interview experience
3
Average
Difficulty level
Easy
Process Duration
2-4 weeks
Result
-

I applied via LinkedIn and was interviewed in Apr 2024. There was 1 interview round.

Round 1 - HR 

(2 Questions)

  • Q1. Tell me something about yourself?
  • Q2. Why are you interested in this job?

Interview Preparation Tips

Topics to prepare for GAIL Diploma Electrical Engineer interview:
  • Transformers
Interview preparation tips for other job seekers - No comments

Diploma Electrical Engineer Interview Questions asked at other Companies

Q1. What is the use of star delta connection in electrical ?
View answer (3)
Interview experience
3
Average
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Naukri.com and was interviewed in Mar 2024. There was 1 interview round.

Round 1 - HR 

(2 Questions)

  • Q1. Instrument Technician
  • Q2. Personal Details

Instrumentation Technician Interview Questions asked at other Companies

Q1. What kind of precautions need in Plant running time?
View answer (2)
Interview experience
1
Bad
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Naukri.com and was interviewed in Jul 2023. 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 - Technical 

(2 Questions)

  • Q1. Current motor voltage
  • Ans. 

    The current motor voltage is typically measured in volts to determine the electrical power supply.

    • Motor voltage is usually specified in volts (V)

    • It is important to ensure the motor voltage matches the power supply

    • Common motor voltages include 120V, 240V, and 480V

  • Answered by AI
  • Q2. Current 2 type AC / DC motor
  • Ans. 

    AC motors use alternating current while DC motors use direct current.

    • AC motors are commonly used in household appliances and industrial machinery.

    • DC motors are often found in battery-operated devices like toys and power tools.

  • Answered by AI
Round 3 - Case Study 

Digital Signal Processing

Interview Preparation Tips

Interview preparation tips for other job seekers - Yes

Galley Steward Interview Questions asked at other Companies

Q1. Current 2 type AC / DC motor
View answer (1)

Interview Questions & Answers

user image Anonymous

posted on 7 Dec 2024

Interview experience
5
Excellent
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Walk-in and was interviewed before Dec 2023. There were 2 interview rounds.

Round 1 - Technical 

(3 Questions)

  • Q1. Fitter question answer
  • Q2. Hidrocarban question answer
  • Q3. Boilar technican
Round 2 - Technical 

(2 Questions)

  • Q1. Fitter and technical questions
  • Q2. Lpg regarding questions

Interview Preparation Tips

Interview preparation tips for other job seekers - Hidrocarban full experience
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Approached by Company and was interviewed before Jan 2023. There was 1 interview round.

Round 1 - Technical 

(2 Questions)

  • Q1. Power system related questions
  • Q2. Measuring Instruments related questions

Interview Preparation Tips

Topics to prepare for GAIL Graduate Apprenticeship Trainee interview:
  • Basic Electrical Engineering
Interview preparation tips for other job seekers - prepare with confidence and improve your presentation skills to convince interviewers

Graduate Apprenticeship Trainee Interview Questions asked at other Companies

Q1. What is required to increase the flow rate in a centrifugal pump?
View answer (1)

GAIL Interview FAQs

How many rounds are there in GAIL interview for experienced candidates?
GAIL interview process for experienced candidates usually has 2 rounds. The most common rounds in the GAIL interview process for experienced candidates are Technical, Resume Shortlist and HR.
What are the top questions asked in GAIL interview for experienced candidates?

Some of the top questions asked at the GAIL interview for experienced candidates -

  1. Decoking process of cracking furnace, Naphtha circuit of furnace with sketch...read more
  2. Which type of maintenance of induction mo...read more
  3. What is priming during start pum...read more
How long is the GAIL interview process?

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

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GAIL Interview Process for Experienced

based on 11 interviews

Interview experience

3.5
  
Average
View more

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based on 920 reviews

4.4/5

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4.3

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4.4

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4.2

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Job security

4.3

Company culture

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4.2

Work satisfaction

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