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John Energy Chief Mechanic Interview Questions and Answers
John Energy Chief Mechanic Interview Experiences
1 interview found
I applied via Company Website and was interviewed in Jul 2021. There were 3 interview rounds.
Interview Questionnaire
4 Questions
- Q1. Koomey unit principles and working systems
- Ans.
Koomey unit is a hydraulic accumulator system used to provide high-pressure fluid for well control operations.
Koomey unit is also known as a BOP control unit.
It consists of hydraulic pumps, accumulators, and control valves.
The unit is used to operate the blowout preventer (BOP) stack during drilling operations.
It can also be used to close the BOP in case of an emergency.
The system is designed to maintain pressure even ...
- Q2. Top drive maintenance
- Q3. Cat 3512B engine maintenance
- Q4. Mud Pump all Clarence
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I applied via Monster
Interview Questionnaire
6 Questions
- Q1. 1. What is Foxboro iA series DCS ?
- Ans.
Foxboro iA series DCS is a distributed control system used in industrial automation.
It is designed for process automation and control in industries such as oil and gas, power, and chemical.
It offers advanced control strategies and algorithms for optimizing process performance.
It includes a range of hardware and software components, including controllers, I/O modules, and engineering tools.
It supports various communicat...
- Q2. 2. Features of Triconex PLC ?
- Ans.
Triconex PLC is a safety instrumented system used in critical applications.
Triconex PLC is designed for high availability and fault tolerance.
It uses triple modular redundancy (TMR) architecture to ensure safety and reliability.
It has a wide range of input/output modules and communication options.
It is used in industries such as oil and gas, chemical, and power generation.
It has features such as diagnostics, testing, a...
- Q3. 3. What is spanning tree protocol ?
- Ans.
Spanning Tree Protocol (STP) is a network protocol that prevents loops in a network topology.
STP is used to prevent broadcast storms caused by loops in a network.
It works by selecting a root bridge and disabling redundant paths to prevent loops.
STP is implemented in switches and bridges in a network.
It is defined in IEEE 802.1D standard.
STP has several variants such as Rapid STP (RSTP) and Multiple STP (MSTP).
- Q4. How different plants DCS systems are interconnected ?
- Ans.
DCS systems in different plants are interconnected through various communication protocols.
DCS systems use communication protocols like Modbus, Profibus, and Ethernet/IP to interconnect.
Interconnection allows for data sharing and control between different plant areas.
DCS systems can also be connected to other systems like SCADA and MES for higher-level control and monitoring.
Interconnection can be achieved through wire...
- Q5. Features of Siemens PLC, GE Fanuc, Alen Bradley PLC ?
- Ans.
Siemens, GE Fanuc, and Allen Bradley PLCs are programmable logic controllers used in industrial automation.
Siemens PLCs are known for their high processing speed and advanced communication capabilities.
GE Fanuc PLCs are known for their flexibility and ability to handle complex applications.
Allen Bradley PLCs are known for their user-friendly programming software and extensive support network.
All three PLCs offer a rang...
- Q6. What are the steps to be taken for work in a safety critical loop ?
- Ans.
Steps to be taken for work in a safety critical loop
Identify the safety critical loop
Define the safety requirements
Design the loop with redundancy and fault tolerance
Implement the loop with safety standards
Test the loop thoroughly
Maintain the loop regularly
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Skills evaluated in this interview
I applied via Campus Placement and was interviewed before Nov 2018. There was 1 interview round.
Interview Questionnaire
2 Questions
- Q1. Motor maintenance battery bank Breaker maintenance Earthpit
- Q2. Which type of maintenance of induction motor
- Ans.
There are two types of maintenance for induction motors: preventive and corrective.
Preventive maintenance involves regular inspections, cleaning, lubrication, and replacement of worn parts to prevent breakdowns.
Corrective maintenance involves repairing or replacing parts after a breakdown has occurred.
Preventive maintenance is more cost-effective in the long run and helps to extend the life of the motor.
Examples of pre...
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Electrician Interview Questions & Answers
Doha Petroleum Construction Company
Anonymous
posted on 18 Jul 2024
(2 Questions)
- Q1. What's the role of electrical technician
- Ans.
Electrical technicians are responsible for installing, maintaining, and repairing electrical systems and equipment.
Installing electrical systems in new construction projects
Maintaining electrical equipment to ensure proper functioning
Repairing electrical systems in case of malfunctions
Troubleshooting electrical issues to identify root causes
Following safety protocols and regulations to prevent accidents
Collaborating wi
- Q2. Maintenance and install
Praveen .S
I applied via Naukri.com and was interviewed in Oct 2024. There was 1 interview round.
(2 Questions)
- Q1. Past experience
- Q2. Salary expectation
Selected
I applied via Walk-in and was interviewed in Apr 2024. There were 5 interview rounds.
(2 Questions)
- Q1. All electrical questions
- Q2. Star delta star
- Ans. Star delta is moter smuth normal moter start
(2 Questions)
- Q1. Fild work and oppression
- Ans. Power issue late and power on of
- Q2. Isulate propyl fider
- Ans. Fedar off feuse remove, cantrol feuse remove, emargency push button push
(2 Questions)
- Q1. MCb,Mpcb ,rrcb,elcb ,
- Ans. Miniature circuit breaker Moter protection circuit breaker Residual current circuit breaker Earth leakage circuit breaker
- Q2. Mother mantnece
(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...
(1 Question)
- Q1. Air compressor woking
I applied via Company Website and was interviewed before Aug 2021. There were 2 interview rounds.
Technical questions.
(1 Question)
- Q1. About petrochemical operations.
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I am com this company 12 years old but i am Lerner oby my with my cowlicks
(1 Question)
- Q1. Technician responsibilitys
(1 Question)
- Q1. Gas purification Gas analysis
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Graduate Engineer Trainee (Get) Interview Questions & Answers
Petrofac
Anonymous
posted on 29 Mar 2022
I applied via Walk-in and was interviewed before Mar 2021. There were 2 interview rounds.
(6 Questions)
- Q1. What are your salary expectations?
- Q2. What is your family background?
- Q3. Why should we hire you?
- Q4. What are your strengths and weaknesses?
- Q5. Where do you see yourself in 5 years?
- Q6. Tell me about yourself.
Interview Preparation Tips
Graduate Engineer Trainee (Get) Interview Questions & Answers
Cairn Energy
Anonymous
posted on 23 May 2017
Interview Preparation Tips
Experience: Conventional Resume Shortlisting
Round: Group Discussion
Duration: 20 minutes
Round: Technical + HR Interview
Experience: I will try and narrate the entire interview experience here. I1 refers to the technical interviewer, I2 refers to the HR interviewer and C refers to the interviewee (me)
I2: Good evening, So you interned in Schlumberger, what happened?
C: I did not get a PPO.
I2: But they came on campus, right?
C: Ya, but I did not get shortlisted.
I1 (surprised): They did not even shortlist you?
C: Initially, they did not but today morning I got a call again.
I2: Then, what happened?
C: I do not know, haven't checked the result.
I2: You did not even bother to check the result? Shows your utter disinterest in Schlumberger..
C: No, it shows my interest in Cairn India.
At this point, I2 got silenced and urged I1 to continue..
I1: So Kartik, tell us about your work in Schlumberger?
C: Explained him all the technical details, without divulging any confidential information.
I1: Can you tell me the block name?
C: No sir, I am not allowed to do so.
Please remember , questions like these are asked just to c
College Name: IIT Kharagpur
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John Energy Chief Mechanic Reviews and Ratings
based on 1 review
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