Bajaj Energy Diploma Electrical Engineer Interview Questions and Answers

Q1. Explain the wind power plant
Ans. 
A wind power plant is a facility that harnesses the power of wind to generate electricity.
• Wind power plants consist of wind turbines that convert the kinetic energy of wind into electrical energy.

• The turbines are typically mounted on tall towers to capture the stronger and more consistent winds at higher altitudes.

• The blades of the turbine rotate when the wind blows, which in turn rotates a generator to produce electri...read more
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Q2. Explain the wind power plant motor
Ans. 
A wind power plant motor is a device that converts wind energy into electrical energy.
• Wind power plants use turbines to capture the kinetic energy of the wind.

• The wind turns the blades of the turbine, which are connected to a generator.

• The generator converts the rotational energy into electrical energy.

• The electrical energy is then transmitted through power lines for distribution.

• Wind power plants can have different ty...read more
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Q1. Explain the wind power plant maintenance
Ans. 
Wind power plant maintenance involves regular inspections, repairs, and servicing to ensure optimal performance and longevity.
• Regular inspections are conducted to identify any issues or potential problems.

• Repairs and replacements are carried out as needed to fix any faulty components.

• Servicing includes cleaning, lubricating, and adjusting various parts of the wind turbines.

• Maintenance also involves monitoring and analy...read more
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Q1. Solar energy related all safety equipment knowledge and pv o&m all activities high knowledge and 3 year O&M experience for solar
Ans. Havy knowledge solar pv side and 3 year experience solar energy o&m and best experience safety Rules
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Q2. Solar field related all questions asked for me
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There firstly was conducted aptitude test in this test we got 25 techanical question, 10 general English language questions and 10 general aptitude questions.

Q1. What is the use of star delta connection in electrical ?
Ans. 
Star delta connection is used to start high power motors with reduced starting current and torque.
• Reduces starting current and torque

• Used for high power motors

• Improves motor efficiency

• Reduces voltage drop during starting

• Reduces stress on motor windings

• Example: Starting a large induction motor in an industrial setting
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Q2. What Kinds of Cables Are Used for Power Transmissions?
Ans. 
Different types of cables are used for power transmission, including overhead lines, underground cables, and submarine cables.
• Overhead lines are commonly used for power transmission over long distances.

• Underground cables are used in urban areas where overhead lines are not feasible.

• Submarine cables are used for power transmission between islands or across bodies of water.

• Different types of cables, such as aluminum cabl...read more
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Q3. Mention what is the difference between generator and alternator ?
Ans. 
Generators and alternators are both electrical machines that convert mechanical energy into electrical energy, but they differ in their construction and working principles.
• Generators produce direct current (DC) while alternators produce alternating current (AC).

• Generators use a commutator and brushes to convert mechanical energy into electrical energy, while alternators use slip rings and brushes.

• Generators are typical...read more
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Q1. What is your interest
Ans. 
My interest lies in the field of electrical engineering, specifically in designing and implementing innovative solutions.
• Passionate about exploring new technologies and advancements in electrical engineering

• Enjoys problem-solving and finding efficient solutions to complex electrical engineering challenges

• Interested in designing and optimizing electrical systems for maximum efficiency and sustainability

• Fascinated by the...read more
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Q2. Why we will select you for our company
Ans. 
I have a strong educational background and relevant experience in the electrical engineering field.
• I have completed a diploma in electrical engineering, which has provided me with a solid foundation in the subject.

• I have gained practical experience through internships and projects, where I have successfully applied my knowledge to solve electrical engineering problems.

• I have a strong understanding of electrical systems...read more
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Q1. What is vfd principal working and protection in moter
Ans. 
VFD stands for Variable Frequency Drive which controls the speed of an AC motor by varying the frequency and voltage of the power supplied to the motor.
• VFD controls the speed of an AC motor by adjusting the frequency and voltage of the power supplied to the motor.

• It helps in saving energy by matching the motor speed to the actual load requirements.

• VFD provides protection to the motor by monitoring parameters like curre...read more
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Q1. Any questions in MPPTCL
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Q2. Any questions in madhya Pradesh power transmission company limited
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Q3. Madhya Pradesh power transmission company limited
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Q4. Anything in substation
Ans. 
A substation is a part of an electrical generation, transmission, and distribution system that transforms voltage levels.
• Substations are used to control and distribute electrical power.

• They contain transformers to change voltage levels.

• Substations may have circuit breakers to protect against faults.

• They can be indoor or outdoor installations.

• Substations play a crucial role in the power grid.

• Examples of substations incl...read more
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Q1. Solar field and transformer and other solar
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Q2. Total solar field nollage
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Q1. Tell me about yourself.
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