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Bharat Aluminium Company (BALCO) Electrical Engineer Interview Questions and Answers

Updated 24 Nov 2024

Bharat Aluminium Company (BALCO) Electrical Engineer Interview Experiences

2 interviews found

Interview experience
4
Good
Difficulty level
Hard
Process Duration
6-8 weeks
Result
Selected Selected

I applied via Naukri.com and was interviewed in Nov 2022. There were 3 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - Technical 

(2 Questions)

  • Q1. Filed related questions
  • Q2. Past experience and future planning
Round 3 - HR 

(1 Question)

  • Q1. Last plant salary

Interview Questionnaire 

4 Questions

  • Q1. Cable tray
  • Q2. HT motors
  • Q3. Air blast circuit breakers
  • Q4. VFD

Electrical Engineer Interview Questions Asked at Other Companies

Q1. What is the difference between Switch gear & Circuit Breakers ... read more
Q2. What is ATS, transformer maintenance procedure, protection of tra ... read more
asked in Tata Steel
Q3. 1.what is composite error and ratio error in current transformer?
Q4. 1. Power factor of transformer 2. types of DC machine 3. Working ... read more
Q5. How many types of transformer according to voltage transfer

Interview questions from similar companies

I applied via Newspaper Ad and was interviewed before Apr 2021. There were 3 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - Group Discussion 

Hard work versus smart work.

Round 3 - Technical 

(3 Questions)

  • Q1. Why power plug earth wire is bigger in size?
  • Ans. 

    The power plug earth wire is bigger in size to ensure safety and prevent electrical shocks.

    • The earth wire provides a path for the current to flow in case of a fault or short circuit.

    • A larger wire size reduces resistance and allows for the safe dissipation of excess current.

    • It helps to protect individuals and equipment from electric shock hazards.

    • The earth wire is connected to the ground, which acts as a reference point...

  • Answered by AI
  • Q2. Which conductor of same size will take larger current Al or Cu?
  • Ans. 

    Copper (Cu) conductor will take larger current than Aluminum (Al) conductor of the same size.

    • Copper has a higher electrical conductivity than Aluminum.

    • Copper has a lower resistivity than Aluminum.

    • Copper has better thermal conductivity than Aluminum.

    • Copper is more commonly used in high-current applications.

    • Aluminum is often used in overhead power transmission lines due to its lighter weight.

  • Answered by AI
  • Q3. What is pulse width modulation in VFD?
  • Ans. 

    Pulse width modulation (PWM) is a technique used in VFD to control the speed of the motor by adjusting the width of the pulses of voltage supplied to the motor.

    • PWM is a method of controlling the amount of power delivered to a load without changing the voltage level.

    • In VFD, PWM is used to control the speed of the motor by varying the width of the pulses of voltage supplied to the motor.

    • The width of the pulses is control...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Basic knowledge of your engineering subject should be good for clearing any interview.

I applied via Approached by Company and was interviewed in Jul 2022. There were 2 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - Technical 

(2 Questions)

  • Q1. I am working from Grid sub station . Transformer... CT PT CVT EARTHING PTW
  • Q2. All about 132 kv Gss

Interview Preparation Tips

Interview preparation tips for other job seekers - Dear sir ,
I am Diploma Holder in Electrical Engineer
With Experience in 132kv Gss in 6.5 years.
Currently in adani Transmission last 4.3 years.
I am working from scada operating system.
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I appeared for an interview before Mar 2024, where I was asked the following questions.

  • Q1. Explain about transformer and its components
  • Q2. Explain about photovoltaic cell
  • Q3. Explain about inverters
  • Q4. Which electrical components are placed in grid substation

Interview Preparation Tips

Interview preparation tips for other job seekers - Overall good
Interview experience
5
Excellent
Difficulty level
Hard
Process Duration
2-4 weeks
Result
Not Selected

I appeared for an interview in Sep 2024.

Round 1 - Technical 

(4 Questions)

  • Q1. Transformer related
  • Q2. GIS Erection
  • Q3. Transformer oil sampling analysis and tap checking
  • Q4. Generator rotor test
Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(1 Question)

  • Q1. Dol and star delta wiring scheme
  • Ans. 

    DOL (Direct-On-Line) and star delta are two different wiring schemes used in electrical engineering for starting induction motors.

    • DOL wiring directly connects the motor to the power supply for starting, while star delta wiring initially starts the motor in star configuration and then switches to delta configuration for running.

    • DOL wiring is simpler and cheaper but causes high starting current, while star delta wiring r...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Be confident
Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(2 Questions)

  • Q1. Electrical Job Specification
  • Ans. 

    Electrical engineers design, develop, test, and supervise the manufacturing of electrical equipment.

    • Design electrical systems and products

    • Test equipment and troubleshoot issues

    • Supervise the manufacturing process

    • Stay up-to-date with industry trends and advancements

  • Answered by AI
  • Q2. Relay setting, transformer details, vfd parameter setting.

Interview Preparation Tips

Interview preparation tips for other job seekers - 3 round

I applied via Referral and was interviewed before May 2021. There were 3 interview rounds.

Round 1 - Technical 

(1 Question)

  • Q1. Genaral questions about pas work experience
Round 2 - One-on-one 

(1 Question)

  • Q1. Questions related to work were asked and personal family details were also asked
Round 3 - HR 

(1 Question)

  • Q1. About compensation and time of joining only

Interview Preparation Tips

Interview preparation tips for other job seekers - Be prepared about your past work experience related process & technical questions

I applied via Referral and was interviewed in Mar 2022. There were 3 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - Technical 

(1 Question)

  • Q1. Ask about technical project done during my b.tech
Round 3 - HR 

(3 Questions)

  • Q1. Why should we hire you?
  • Ans. 

    I have extensive experience in senior engineering roles and a proven track record of delivering high-quality results.

    • I have a deep understanding of complex engineering concepts and can apply them effectively in real-world scenarios.

    • I have successfully led and managed teams, ensuring efficient collaboration and achieving project goals.

    • I consistently stay updated with the latest industry trends and technologies, allowing...

  • Answered by AI
  • Q2. Why are you looking for a change?
  • Ans. 

    Seeking new challenges and growth opportunities in a different organization.

    • Looking for a more challenging role

    • Seeking professional growth and development

    • Interested in exploring new technologies and industries

    • Want to work in a different organizational culture

    • Seeking better work-life balance

  • Answered by AI
  • Q3. Share details of your previous job.
  • Ans. 

    I worked as a Senior Engineer at XYZ Company.

    • Led a team of engineers in developing and implementing new software solutions.

    • Collaborated with cross-functional teams to ensure project success.

    • Designed and implemented scalable and efficient code.

    • Performed code reviews and provided technical guidance to junior engineers.

    • Successfully delivered multiple projects on time and within budget.

    • Implemented best practices and optimi...

  • Answered by AI

Interview Preparation Tips

Topics to prepare for Jindal Aluminium Senior Engineer interview:
  • Technical Skills
  • Analytical skills
  • Root Cause
  • Presentation Skills
Interview preparation tips for other job seekers - It's best platform for everyone who wants to learn.

Bharat Aluminium Company (BALCO) Interview FAQs

How many rounds are there in Bharat Aluminium Company (BALCO) Electrical Engineer interview?
Bharat Aluminium Company (BALCO) interview process usually has 3 rounds. The most common rounds in the Bharat Aluminium Company (BALCO) interview process are Resume Shortlist, Technical and HR.
What are the top questions asked in Bharat Aluminium Company (BALCO) Electrical Engineer interview?

Some of the top questions asked at the Bharat Aluminium Company (BALCO) Electrical Engineer interview -

  1. Past experience and future plann...read more
  2. Air blast circuit breake...read more
  3. Filed related questi...read more

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Bharat Aluminium Company (BALCO) Electrical Engineer Interview Process

based on 1 interview

Interview experience

4
  
Good
View more
Bharat Aluminium Company (BALCO) Electrical Engineer Salary
based on 5 salaries
₹1 L/yr - ₹9 L/yr
25% more than the average Electrical Engineer Salary in India
View more details

Bharat Aluminium Company (BALCO) Electrical Engineer Reviews and Ratings

based on 2 reviews

5.0/5

Rating in categories

5.0

Skill development

5.0

Work-life balance

5.0

Salary

5.0

Job security

5.0

Company culture

5.0

Promotions

5.0

Work satisfaction

Explore 2 Reviews and Ratings
Assistant Manager
215 salaries
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₹5.3 L/yr - ₹15 L/yr

Associate Manager
141 salaries
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₹6.6 L/yr - ₹20 L/yr

Deputy Manager
60 salaries
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₹10 L/yr - ₹26 L/yr

Manager
44 salaries
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₹12 L/yr - ₹41 L/yr

Shift Incharge
24 salaries
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₹2 L/yr - ₹8.9 L/yr

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