NTPC Senior Assistant Engineer Interview Questions and Answers

Testing of Distribution Transformer involves various electrical and mechanical tests to ensure its performance and safety.

• Electrical tests include turns ratio test, insulation resistance test, and short circuit test.

• Mechanical tests include temperature rise test and vibration test.

• Testing also involves checking the transformer's efficiency and power factor.

• Visual inspection is done to check for any physical damages or ...read more

Transformer losses include copper losses and iron losses.

• Copper losses are due to resistance in the transformer windings.

• Iron losses include hysteresis losses and eddy current losses.

• Total losses in a transformer are the sum of copper losses and iron losses.

To reduce count of burnt DTR, proper maintenance, regular inspections, and timely replacements are essential.

• Regularly inspect DTRs for any signs of overheating or damage

• Ensure proper ventilation and cooling systems are in place

• Implement regular maintenance schedules for cleaning and testing

• Replace old or faulty components before they cause damage

• Train staff on proper handling and maintenance procedures

PPE stands for Personal Protective Equipment. Building a safety work culture involves training, communication, enforcement, and leading by example.

• PPE includes items like helmets, gloves, goggles, and safety shoes to protect workers from hazards.

• Conduct regular safety training sessions to educate employees on the importance of using PPE.

• Communicate safety protocols clearly and consistently to all employees.

• Enforce safe...read more

Voltage regulation is the process of maintaining a stable voltage level at the distribution level.

• Voltage regulation is achieved by using transformers and voltage regulators to adjust the voltage as needed.

• Voltage regulators can be either tap-changing transformers or electronic devices that adjust the voltage automatically.

• By monitoring the voltage levels and making adjustments as necessary, the desired voltage is main...read more

Yes, I am adaptable to West Bengal.

• I have lived in different parts of India and have experience adapting to new cultures and environments.

• I am willing to learn about the local customs and traditions of West Bengal.

• I am excited about the opportunity to work in West Bengal and contribute to the development of the region.

• I am open to exploring new places and trying new things, which will help me adapt to the local lifesty...read more

As an Assistant Manager in my current organization, my role and responsibilities include overseeing daily operations, managing staff, and ensuring customer satisfaction.

• Overseeing daily operations of the department

• Managing and supervising a team of employees

• Setting goals and targets for the team

• Monitoring performance and providing feedback

• Ensuring compliance with company policies and procedures

• Handling customer complai...read more

I am seeking new challenges and opportunities for growth in my career.

• Looking for a more challenging role

• Seeking opportunities for career advancement

• Want to learn new skills and gain experience in different areas

• Desire to work in a more supportive and collaborative environment

• Wish to contribute to a company with a stronger mission or values alignment

I expect a salary hike that is commensurate with my experience, skills, and the responsibilities of the Assistant Manager role.

• I expect a fair and competitive salary that reflects the market value for the position.

• I would like to be compensated for my experience and expertise in the field.

• I hope for a salary increase that aligns with the added responsibilities and duties of the Assistant Manager role.

• I am open to negot...read more

Yes, I am flexible with shift duty and can adapt to different schedules as required.

• I have previous experience working in shifts and understand the importance of being adaptable.

• I am willing to work evenings, weekends, and holidays if necessary.

• I can quickly adjust my sleep patterns to accommodate different shift timings.

• I am comfortable with last-minute schedule changes and can handle unexpected situations.

• I prioritiz...read more

As an Assistant Manager, my roles and responsibilities in my first project included coordinating team activities, managing project timelines, and ensuring deliverables were met.

• Coordinating team activities and assigning tasks

• Managing project timelines and ensuring deadlines were met

• Monitoring progress and providing regular updates to stakeholders

• Ensuring deliverables were completed according to quality standards

• Identif...read more

I follow IS 800:2007 and IS 875:1987 codes for structural steel fabrication and erection works.

• IS 800:2007 specifies general requirements for design, fabrication, and erection of structural steelwork.

• IS 875:1987 provides guidelines for loads and forces to be considered in the design of structures.

• Other relevant codes include IS 2062:2011 for steel plates and IS 808:1989 for rolled steel beams.

• Adherence to these codes e...read more

The fabrication and erection of a storage tank as per API code involves several steps.

• The tank design is finalized based on the intended use and specifications.

• The materials for the tank are selected and procured.

• The plates are cut and rolled to form the shell and heads of the tank.

• The shell and heads are welded together to form the tank.

• The tank is hydrotested to ensure it can withstand the intended pressure.

• The tank ...read more

Common NDT methods for Tank Fabrication works

• Visual Inspection

• Ultrasonic Testing

• Magnetic Particle Inspection

• Radiographic Testing

• Dye Penetrant Inspection

Vacuum Box test is a non-destructive testing method used to detect leaks or defects in tanks.

• The tank is pressurized with air or water and then a vacuum is applied to the tank's exterior.

• A vacuum box is placed over the suspected leak area and a vacuum is applied to the box.

• If the vacuum level drops, it indicates a leak in the tank.

• This method is commonly used in the oil and gas industry to test storage tanks and pipeli...read more

Yes, I have fabricated Built Up Sections. Built Up Sections are required when the load-bearing capacity of Rolled Sections is insufficient.

• Built Up Sections are made by welding two or more Rolled Sections together to increase their load-bearing capacity.

• They are commonly used in construction of bridges, high-rise buildings, and industrial structures.

• Common problems faced while fabricating Built Up Sections include weld...read more