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Oil And Natural Gas Corporation Refrigeration and Air Conditioning Mechanic Interview Questions and Answers
Oil And Natural Gas Corporation Refrigeration and Air Conditioning Mechanic Interview Experiences
1 interview 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
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I applied via Naukri.com and was interviewed before Oct 2017. There was 0 interview round.
Interview Preparation Tips
Skills: Communication, Body Language, Problem Solving
Duration: 1-4 weeks
Production Engineer Interview Questions & Answers
Indian Oil Corporation
Prince Kumar Bansal
posted on 8 Jun 2017
I appeared for an interview before Jun 2016.
Interview Preparation Tips
Experience: After topic was announced , we were given one minute time to think about it. We wrote our points on a paper given to us. After some time ,One person started to speak about the topic . Peoples were giving their views one after other. I got chance to speak two times in the time period of 15 minutes. I put my points . Finally it ended well.
Tips: Speak at least for two times , put yr points as early as possible otherwise some other might have same view.if he would speak before u then u have to think something different again.u might not get chance to speak again.
Duration: 15 minutes
Round: Technical + HR Interview
Experience: Selection process was mainly depends on your performance in GATE exam and academic results. 15-20 % weightage was for this round and GD.
They asked few questions (basic ) related to technical and HR.
College Name: NIT Jalandhar
I appeared for an interview in Sep 2016.
Interview Questionnaire
2 Questions
- Q1. Tell about your project
- Ans.
Developed a mobile app for tracking daily water intake
Designed user-friendly interface for easy input of water consumption
Implemented reminders to encourage regular hydration
Integrated with health tracking apps to provide comprehensive health data
Received positive feedback from beta testers for improved hydration habits
- Q2. Tell about your por
- Ans.
I have experience in various internships related to my field of study.
Interned at XYZ Company, assisting with data analysis and research projects.
Completed a summer internship at ABC Hospital, shadowing doctors and nurses.
Worked as an intern at DEF Organization, helping with event planning and coordination.
Participated in a research internship at GHI University, conducting experiments and analyzing data.
Interview Preparation Tips
Duration: 20 minutes
College Name: BITS Pilani
Mechanical Technician Interview Questions & Answers
Indian Oil Corporation
Anonymous
posted on 8 Dec 2021
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
- Q4. Tribune questions
Interview Preparation Tips
Instrumentation Technician Interview Questions & Answers
Indian Oil Corporation
Anonymous
posted on 3 Jan 2024
Selected
I applied via Approached by Company and was interviewed in Dec 2023. There was 1 interview round.
(3 Questions)
- Q1. Ritik Kumar Maurya
- Q2. Indian oil corporation limited Panipat
- Q3. One year apprentice training in Instrumentation and control
Gaurav Singh
(1 Question)
- Q1. Why do you want to join
- Ans.
I want to join because I am passionate about the industry and eager to learn and grow in a professional environment.
Passionate about the industry
Eager to learn and grow
Seeking a professional environment
Production Engineer Interview Questions & Answers
Indian Oil Corporation
Anonymous
posted on 30 Mar 2025
- Q1. Compresser trimming
- Q2. Sut of valve
Electrical Technician Interview Questions & Answers
Indian Oil Corporation
Aravindhan M
posted on 22 Aug 2023
Selected
I applied via Referral and was interviewed before Aug 2022. There were 3 interview rounds.
(1 Question)
- Q1. Work knowledge and Willing
(1 Question)
- Q1. Discuss about Salary and contract details
Interview Preparation Tips
I applied via Approached by Company and was interviewed before Nov 2021. There were 7 interview rounds.
(1 Question)
- Q1. Fitter iti experience 4year Vartman job Mayur uniquoters ltd dhodsar
Th work to mantiesh or sift hand or
Th work Mayur Unikoters ltd dhodsar
Haad working and Berk daun work
(2 Questions)
- Q1. B.a faainl fitter iti
- Q2. Experience 4 year Mayur Unikoters ltd dhodsar
(2 Questions)
- Q1. By clicking and Berk daun work
- Q2. What are lagvej by hindi to english
- Ans.
Lagvej is not a Hindi word. It has no meaning in English.
Interview Preparation Tips
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