Tuaman Engineering Diploma Electrical Engineer Interview Questions, Process, and Tips

Q1. Electrical related questions
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Q2. All electrical work knowledge
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Q1. Technical questions
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Q2. About the machine
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Q3. About the part of machine
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Q4. About the motor
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Q5. About the part of plant
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Q1. What is the another name of induction motor
Ans. 
Another name for induction motor is asynchronous motor.
• Asynchronous motor is commonly used in industrial applications.

• It operates at a slightly slower speed than the synchronous speed.

• Examples include squirrel cage induction motor and wound rotor induction motor.
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Q2. What motor run at high speed at no load conditions
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Induction motors run at high speed at no load conditions
• Induction motors

• Asynchronous motors

• Squirrel cage motors
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Q3. What is exciter
Ans. 
An exciter is a device that supplies the field current to the rotor winding of a synchronous machine.
• Supplies field current to the rotor winding

• Helps in generating the magnetic field in the rotor

• Essential component in synchronous machines

• Can be either brushless or brush type

• Examples include static exciter and rotating exciter
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Q1. Why we cannot operate transformer in dc supply
Ans. 
Transformers cannot operate on DC supply due to the absence of changing magnetic field required for induction.
• Transformers work on the principle of electromagnetic induction, which requires a changing magnetic field.

• DC supply produces a constant magnetic field, which does not induce a voltage in the secondary coil of the transformer.

• AC supply, on the other hand, produces a changing magnetic field, allowing for inductio...read more
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Q1. Why we cannot measured transformer in kw
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Transformers cannot be measured in kW because they do not consume power, they only transfer it.
• Transformers do not have any moving parts or internal power losses, so they do not consume power themselves

• The power rating of a transformer is given in kVA (kilovolt-amperes) which represents the maximum amount of power it can transfer

• The power factor of the load connected to the transformer determines the actual power in kW
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Diesel Generator: A Reliable Power Source
A diesel generator is a self-contained power generating unit that combines a diesel engine with an electric generator (often an alternator). It's a versatile and widely used source of electricity, particularly in situations where a reliable power supply is crucial.
How Diesel Generators Work
* Diesel Engine: The diesel engine, fueled by diesel fuel, acts as the prime mover. It converts the chemical energy of the fuel into mechanical energy through combustion.
* Electric Generator: The mechanical energy from the engine is transferred to the generator, which converts it into electrical energy. This electrical energy can then be used to power various appliances and equipment.
Applications of Diesel Generators
* Backup Power: Diesel generators are commonly used as backup power sources for homes, businesses, hospitals, and critical infrastructure during power outages.
* Remote Locations: In areas with limited or no access to the grid, diesel generators provide a reliable source of electricity for various applications.
* Construction Sites: Diesel generators power tools and equipment on construction sites, ensuring work can continue even in remote locations.
* Off-Grid Living: Individuals living off the grid often rely on diesel generators for their electricity needs.
* Data Centers: Diesel generators provide backup power to ensure the continuous operation of critical data centers.
Advantages of Diesel Generators
* Reliability: Diesel engines are known for their durability and reliability, making them suitable for demanding applications.
* Fuel Efficiency: Modern diesel engines offer excellent fuel efficiency, reducing operating costs.
* Wide Power Range: Diesel generators are available in a wide range of sizes and power capacities, catering to various needs.
* Easy Maintenance: Diesel generators are relatively easy to maintain and service.
Disadvantages of Diesel Generators
* Noise: Diesel generators can be noisy, which may be a concern in certain settings.

Q1. Transformer & protection
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Q2. Breaker & protection
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Q3. Motor panel Feeder & protection
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Q1. Motor & Motor protection
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Q2. All types panel & protection
Ans. 
Panel and protection systems are essential components in electrical engineering for controlling and safeguarding electrical circuits.
• Different types of panels include distribution panels, control panels, and instrumentation panels.

• Protection systems include overcurrent protection, earth fault protection, and differential protection.

• Panels are used to house electrical components and provide a safe environment for operat...read more
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Q1. Basic electrical engineering question
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Q1. Basic computer knowledge
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Q1. What is your family background?
Ans. 
Including me there are 6 member in my family ,thera are 3 brother and 1 sister.
My father is business man and my mother is home meaker.
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Q2. What are your strengths and weaknesses?
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I am a good communication , multitasker and hardware
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Q3. Tell me about yourself.
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I am is uttam soni.
I here to shaktinagar bus stand market.
I am diploma holder.
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Q1. What are your strengths and weaknesses?
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Q2. Tell me about yourself.
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