Oil And Natural Gas Corporation Assistant Engineer Interview Questions and Answers

Q1. Reason to switch the job?
Ans. 
Seeking new challenges and growth opportunities in a larger organization.
• Looking for career advancement

• Interested in taking on more responsibilities

• Want to work in a larger team environment

• Seeking better compensation and benefits
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Q2. What is your expectation?
Ans. 
My expectation is to contribute my skills and experience to help the team achieve its goals while continuing to grow and develop professionally.
• I expect clear communication and direction from upper management.

• I expect opportunities for growth and advancement within the company.

• I expect a positive and collaborative work environment.

• I expect to be given the necessary resources and support to succeed in my role.
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Easy process for aptitude

Telecom working discussion

Q1. Installation process
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Q2. Networking questions
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Q1. Asking about oisd and lpg basic
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Q2. Lpg ,oisd 144 and 169
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Q3. Salary discussion .Tamil is mandatory for this company
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Q1. What can you share about your previous company's power flow?
Ans. 
The power flow at my previous company involved analyzing and optimizing the distribution of electrical power throughout the system.
• Studied power flow patterns to ensure efficient distribution of electricity

• Utilized software like ETAP or PSS/E for power flow analysis

• Implemented measures to reduce power losses and improve system reliability

• Collaborated with other engineers to address power flow issues

• Regularly monitored
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Q2. Can you explain the operation and maintenance procedures for transformer feeders and motor feeders?
Ans. 
Operation and maintenance procedures for transformer feeders and motor feeders involve regular inspections, testing, and preventive maintenance to ensure optimal performance and safety.
• Regularly inspect transformer and motor feeders for signs of wear, damage, or overheating.

• Perform routine testing to check for proper voltage levels, insulation resistance, and overall functionality.

• Conduct preventive maintenance such as...read more
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Q3. Tell me about contactor & Bmr
Ans. 
A contactor is an electrical device used to switch an electrical circuit on or off, while BMR stands for Basic Maintenance Ratio in electrical engineering.
• Contactor is used to control electric motors, lighting, heating, and other electrical loads

• BMR is a ratio used to determine the maintenance cost of a system relative to its initial cost

• Contactor typically consists of a coil, contacts, and an enclosure

• BMR is calculate...read more
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Q4. What do u understand by low forward power in generator
Ans. 
Low forward power in a generator refers to the situation where the power output of the generator is lower than expected or required.
• Low forward power can be caused by issues such as mechanical problems, fuel supply issues, or electrical faults.

• It can result in reduced efficiency, poor performance, and potential damage to the generator.

• Regular maintenance and monitoring can help prevent and address low forward power iss...read more
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Q5. How to Sink your power plant with grid
Ans. 
To sync your power plant with the grid, you need to match the frequency and phase of the plant with the grid.
• Ensure the frequency of the power plant matches the grid frequency (usually 50 or 60 Hz)

• Synchronize the phase angle of the power plant with the grid

• Use synchronization equipment such as synchronizing relays and synchroscopes

• Gradually increase the power output of the plant to match the grid demand

• Monitor the sync
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Q1. A general HR questions
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Q1. About last company and roles
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2-3 Module of Aptitude and psychometric test

Q1. One on one with the VP/CEO
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