Naina Power Engineer Trainee Interview Questions and Answers

1. General Aptitude & Reasoning + 2. Technical Question

Q1. Introduce yourself ?
Ans. 
I am a recent graduate with a degree in engineering, eager to learn and grow in a professional setting.
• Recent graduate with a degree in engineering

• Passionate about learning and growing in a professional setting

• Eager to apply my knowledge and skills in a practical environment
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Q2. What is Photosynthesis?
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Photosynthesis is the process by which green plants and some other organisms use sunlight to synthesize foods with the help of chlorophyll.
• Photosynthesis occurs in the chloroplasts of plant cells

• It involves the conversion of light energy into chemical energy

• Carbon dioxide and water are used to produce glucose and oxygen

• The overall chemical equation for photosynthesis is: 6CO2 + 6H2O + light energy -> C6H12O6 + 6O2
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Q3. How do you convert SGPA to Percentage
Ans. 
To convert SGPA to Percentage, multiply SGPA by 10.
• Multiply SGPA by 10 to get the percentage.

• For example, if SGPA is 8.5, the percentage would be 8.5 * 10 = 85%.
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Q4. Who is Electrical Engineering
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Electrical engineering is a field of engineering that deals with the study and application of electricity, electronics, and electromagnetism.
• Involves designing, developing, testing, and supervising the production of electrical equipment and systems.

• Requires knowledge of physics, mathematics, and engineering principles.

• Examples include designing power generation systems, developing communication systems, and creating el
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Q5. What made you to choose Electrical Engineering
Ans. 
Passion for understanding how electricity works and desire to contribute to technological advancements.
• Fascination with electricity and its applications

• Interest in solving complex problems related to power generation and distribution

• Desire to contribute to renewable energy and sustainability efforts

• Inspiration from successful electrical engineers like Nikola Tesla and Thomas Edison
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Q1. Are you interested to work with us ? Can you relocate ? What are your qualifications ? Any work experience ?
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Q1. 1. What do you know about transmission ? 2. How a power plant works ? 3. How power is generated ? 4. How is power supplied to customers ? 5. What are sub stations ? 6. Mention some equipment , devices used...read more
Ans. 
This question is related to electrical engineering and power transmission.
• Transmission refers to the movement of electrical energy from power plants to substations.

• Power plants generate electricity by converting various energy sources like coal, natural gas, or nuclear energy into electrical energy.

• Power is generated through the process of electromechanical conversion, where mechanical energy is converted into electric...read more
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Q1. 1. Salary Expectations 2. How many days will you take to join if selected ? 3. Why you left the previous org ? (if any )
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Q1. Types of insert use in cnc? What is 7 qc tool?
Ans. 
Types of inserts used in CNC are turning inserts, milling inserts, drilling inserts, grooving inserts, and threading inserts. 7 QC tools are quality control tools used to identify and solve quality problems.
• Turning inserts are used for turning operations on a lathe

• Milling inserts are used for milling operations on a milling machine

• Drilling inserts are used for drilling operations on a drilling machine

• Grooving inserts a...read more
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Q2. About cnc programming? What is G code? Why we do preventive maintenance? TPM 8 PILLARS?
Ans. 
G code is a programming language used to control CNC machines. Preventive maintenance is done to avoid machine breakdowns. TPM 8 pillars are the foundation of Total Productive Maintenance.
• G code is a set of instructions used to control CNC machines, telling them how to move and what actions to perform.

• Preventive maintenance is done to avoid machine breakdowns and ensure that machines are operating at peak efficiency.

• TP...read more
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Q1. Some technical question s
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