Tata Power Diploma Trainee Engineer Interview Questions, Process, and Tips

My aptitude test should be taken from Math Science.

Q1. Electrical engineering
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Q2. What is a transformer?
Ans. 
A transformer is an electrical 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 two or more coils of wire wrapped around a core made of ferromagnetic material.

• Examples of transformers include power transformers used in electrical substations and distribution transform...read more
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Q3. How does a thermal power plant work ?
Ans. 
A thermal power plant generates electricity by converting heat energy into electrical energy.
• Fuel (such as coal, natural gas, or oil) is burned to produce heat

• The heat is used to boil water and produce steam

• The steam drives a turbine connected to a generator, which produces electricity

• The electricity is then transmitted through power lines to homes and businesses
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Q4. What is the difference between high voltage transmission line and low voltage transmission line?
Ans. 
High voltage transmission lines carry electricity over long distances with minimal energy loss, while low voltage transmission lines distribute electricity to homes and businesses.
• High voltage transmission lines operate at voltages above 69 kV, while low voltage transmission lines operate at voltages below 69 kV.

• High voltage transmission lines are used for long-distance power transmission, while low voltage transmissio...read more
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Q1. What is electricity, what is circuit
Ans. 
Electricity is the flow of electric charge through a conductor, while a circuit is a closed loop through which electricity can flow.
• Electricity is the flow of electrons through a conductor

• A circuit is a closed loop that allows electricity to flow

• Circuits can contain components like resistors, capacitors, and inductors

• There are two types of circuits - series circuits and parallel circuits

• Examples of circuits include sim...read more
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Q2. What is solar cell, wahtndkkslallkajjnnejsz
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Q1. Biodataaa jsowokwbshhnxos
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Q2. Nsjkoowjkallqaklzlsbsbhns
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Q1. What is the 164 notification
Ans. 
The 164 notification is a notification sent by a system to alert users of a specific event or action.
• The 164 notification typically includes important information or updates that users need to be aware of.

• It can be triggered by various events such as system errors, completed tasks, or new messages.

• Users may receive the 164 notification through email, text message, or within the system itself.
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Q2. What is the use of winch machine
Ans. 
A winch machine is used for lifting or pulling heavy objects using a motor-driven cable or rope.
• Used in construction for lifting heavy materials

• Commonly used in off-road vehicles for recovery purposes

• Found on boats for raising and lowering anchors

• Can be used in forestry for dragging logs
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Q1. Question will be based on your past experiences and profile you applied for.
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Q1. Salary discussion, if you get selected.
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Q1. Self introduction. Previous company post and working details. Power transformers testing. Power transformers protection. Single line diagram. Transformer oil BDV test process. Team management.
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Q2. Self introduction
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Q3. Previous company post and working
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Q4. Power transformers testing
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Q5. Power transformers protection
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