AmbitionBox
Interview Questions
- Reviews
- Salaries
- Interview Questions
- About Company
- Benefits
- Jobs
- Office Photos
- Community
Add office photos
Filter interviews by
Oil And Natural Gas Corporation Interview Questions, Process, and Tips
Top Oil And Natural Gas Corporation Interview Questions and Answers
- Q1. What is the first rule on any industrial zone or sector?asked in Mechanical Maintenance Fitter interview
- Q2. What to do ONGC in Indiaasked in Graduate Trainee interview
- Q3. There is a cantilever slab and it is in a very old and dilapidated condition, it's users (having no engineering knowledge) want to prolong it's life, so they prop its han ...read moreasked in Structural and Geotechnical Design interview
Oil And Natural Gas Corporation Interview Experiences
69 interviews found
Refrigeration and Air Conditioning Mechanic Interview Questions & Answers
Anonymous
posted on 14 Feb 2023
Selected
I applied via Recruitment Consulltant and was interviewed in Jan 2023. There were 2 interview rounds.
(4 Questions)
- Q1. 1. What is the VAV, HVAC, AHU, full froms 2. What are the refrigeration cycle 3. Types of chillers
- Ans.
This interview question is about VAV, HVAC, AHU, refrigeration cycle, and types of chillers.
VAV stands for Variable Air Volume, HVAC stands for Heating, Ventilation, and Air Conditioning, and AHU stands for Air Handling Unit.
The refrigeration cycle is a process that removes heat from a low-temperature area and transfers it to a high-temperature area.
Types of chillers include air-cooled chillers, water-cooled chillers,
- Q2. 1. Variable air volume, Heating variable Air conditioning, Air handler unit, 2. Compressor condenser Drive filter expansion evaporator 3. Water cooled chiller & Air cooled chiller
- Q3. 4. Type of compressors
- Ans.
There are several types of compressors used in refrigeration and air conditioning systems.
Reciprocating compressors use pistons to compress refrigerant gas.
Rotary compressors use rotating blades or vanes to compress refrigerant gas.
Scroll compressors use two spiral-shaped scrolls to compress refrigerant gas.
Centrifugal compressors use a high-speed impeller to compress refrigerant gas.
Screw compressors use two interlock...
- Q4. Screw compressor Piston compressor Centrifugal compressor Reciprocating compressor Rotary-screw compressor Scroll compressor
Interview Preparation Tips
- HVAC System
- Chiller Plant
Refrigeration and Air Conditioning Mechanic Interview Questions asked at other Companies
Selected
I applied via Recruitment Consulltant and was interviewed in Jul 2023. There were 2 interview rounds.
(2 Questions)
- Q1. Just Ask about you.
- Q2. 1. Explain your work experience. 2. Basic Questions of Health and Safety 3. Iso standards 4. Scenario based Questions
Interview Preparation Tips
Don't put any fake information
Basic coding test questions like arrays
(1 Question)
- Q1. Basic Questions were asked
Engineer Trainee Interview Questions asked at other Companies
(1 Question)
- Q1. What is ohms law
- Ans.
Ohm's law states that the current flowing through a conductor is directly proportional to the voltage across it, and inversely proportional to the resistance of the conductor.
Ohm's law is represented by the formula V = IR, where V is voltage, I is current, and R is resistance.
It helps in calculating the relationship between voltage, current, and resistance in an electrical circuit.
For example, if a circuit has a voltag...
Executive Engineer Interview Questions asked at other Companies
Oil And Natural Gas Corporation interview questions for popular designations
I applied via Recruitment Consulltant and was interviewed before Dec 2020. There were 2 interview rounds.
Interview Questionnaire
6 Questions
- Q1. What is the HVAC, & AHV, VAV, AHU Full forms
- Ans.
HVAC stands for Heating, Ventilation, and Air Conditioning. AHV refers to Air Handling Unit. VAV stands for Variable Air Volume.
HVAC is a system that provides heating, cooling, and ventilation to a building or space.
AHU is a device used to circulate and condition air as part of an HVAC system.
VAV is a type of HVAC system that allows for variable airflow and temperature control in different zones of a building.
AHV is no
- Q2. Heating variabla Air conditioning, Variable air volume Air handler unit system ,
- Q3. Chillers heating variable air conditioning
- Q4. Chillers heating variable air conditioning s
- Q5. Refrigeration and air conditioning system comperssor,
- Q6. Compressors and condenser drive filter evaporator
Interview Preparation Tips
- HVAC
- Chillers
Air heading unit
Hvac Mechanical Engineer Interview Questions asked at other Companies
Get interview-ready with Top Oil And Natural Gas Corporation Interview Questions
I applied via Company Website and was interviewed in Jun 2023. There were 3 interview rounds.
Written test F&A,Tax Aptitude etc
(2 Questions)
- Q1. Finance, Working experience,
- Q2. EBITDA,IND AS, Procurement guidelines
Senior Accounts Officer Interview Questions asked at other Companies
Group discussion will be tough
(1 Question)
- Q1. Basic knowledge of gas industry
Interview Preparation Tips
Intern Interview Questions asked at other Companies
Selected
I applied via Walk-in and was interviewed before Dec 2022. There was 1 interview round.
(2 Questions)
- Q1. Interview was Already Fixed
- Q2. Non Clinical Round about OPD Cases
Interview Preparation Tips
General Duty Medical Officer Interview Questions asked at other Companies
I applied via Company Website and was interviewed in Sep 2022. There were 2 interview rounds.
(2 Questions)
- Q1. What is your Educational qualification?
- Q2. Graduated in Bachelor of Arts
(3 Questions)
- Q1. Why do you want to work here?
- Ans. Working in ONGC is a good opportunity to learn not only about our own field but also other inter disciplinary subjects.It
- Q2. Where do you come from
- Ans. I stay in tilak nagar Chembur
- Q3. Why do you want to work in ONGC
- Ans. Working in ONGC is a good opportunity to learn not only about our own field but also other inter disciplinary subjects.It is very exciting and adventurous to work in ONGC. First of all, it is my first opportunity so, I want to grab it with my both hands open.
Interview Preparation Tips
Apply even if you're not fully qualified. ...
Job search like it's your job. ...
Use informational interviews to network. ...
Set yourself apart with letters of recommendation. ...
Know yourself and what you want. ...
Pump yourself up and stay positive.
Selected
I applied via Company Website and was interviewed before Aug 2023. There were 3 interview rounds.
Based on medical field
(2 Questions)
- Q1. Personal questions will be asked
- Q2. What are your expectations from the company
(1 Question)
- Q1. They'll try to know you and will ask how you would be beneficial for the company
Interview Preparation Tips
Top trending discussions
Oil And Natural Gas Corporation Interview FAQs
Some of the top questions asked at the Oil And Natural Gas Corporation interview -
The duration of Oil And Natural Gas Corporation interview process can vary, but typically it takes about less than 2 weeks to complete.
Tell us how to improve this page.
Oil And Natural Gas Corporation Interviews By Designations
- Oil And Natural Gas Corporation Summer Intern Interview Questions
- Oil And Natural Gas Corporation Intern Interview Questions
- Oil And Natural Gas Corporation Assistant Engineer Interview Questions
- Oil And Natural Gas Corporation Graduate Trainee Interview Questions
- Oil And Natural Gas Corporation Medical Officer Interview Questions
- Oil And Natural Gas Corporation Geologist Interview Questions
- Oil And Natural Gas Corporation Structural and Geotechnical Design Interview Questions
- Oil And Natural Gas Corporation Engineer Interview Questions
- Show more
Interview Questions for Popular Designations
Oil And Natural Gas Corporation Interview Process
based on 71 interviews
Interview experience
Interview Questions from Similar Companies
Fast track your campus placements
Oil And Natural Gas Corporation Reviews and Ratings
based on 1k reviews
Rating in categories
|
Executive Engineer
79
salaries
|  ₹0 L/yr - ₹0 L/yr |
|
Assistant Executive Engineer
45
salaries
| ₹0 L/yr - ₹0 L/yr |
|
Mechanical Technician
43
salaries
| ₹0 L/yr - ₹0 L/yr |
|
Safety Officer
39
salaries
| ₹0 L/yr - ₹0 L/yr |
|
Mechanical Engineer
37
salaries
| ₹0 L/yr - ₹0 L/yr |
Reliance Industries
Indian Oil Corporation
Bharat Petroleum
Hindustan Petroleum
- Home >
- Interviews >
- Oil And Natural Gas Corporation Interview Questions
