NTPC Senior Assistant Engineer Interview Questions and Answers

Q1. Electrical engineering
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Q2. Transformers Moter
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Q1. Testing of Distribution Transformer
Ans. 
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
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Q1. They talk about vigilance process
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Q2. Revenue Recovery process
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Q1. What is your current salary
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Q2. We cannot give you salary not more than offered.
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Q1. Knowledge about composite blade manufacturing
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Q2. Knowledge about cost saving initiatives
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Q1. Type of Looses in Transformer
Ans. 
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.
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Q2. How can you reduce count of Burnt DTR
Ans. 
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
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Q3. What is PPE?How you can build safety work culture in your workplace
Ans. 
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
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Q4. What is voltage regulation?How desired voltage is maintained at Distribution Level?
Ans. 
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
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Gear box replacement work

Q1. Barring checking and replacement work and safety first and paper work and walked away clean and fresh and try out and blumber block top cover open and old slue barring remove and new slue barring fix and n...read more
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Q2. V-scraper replacement work and safety first and paper work and walked away clean and fresh and try out and bolt nut open and old v-scraper remove and new v-scraper replace and bolt nut tightening sure and ...read more
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Q3. Discharge chute replacement work and safety first and paper work and walked away clean and fresh and try out and bolt nut open and old discharge chute remove and new discharge chute replace and bolt nut ti...read more
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Q4. Motor replacement work and safety first and paper work and walked away clean and fresh and try out and bolt nut open and old motor remove and new motor replace and bolt nut tightening sure and dayal guage ...read more
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Q5. Gear box replacement work and safety first and paper work and walked away clean and fresh and try out and bolt nut open and old gear box replace and bolt nut tightening sure and dayal guage eliminate proce...read more
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Q1. 1. Tell me about HRC fuse
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Q2. 2. Can you adaptable in West Bengal
Ans. 
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
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