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Bharat Aluminium Company (BALCO) Mining Mate Interview Questions and Answers

Updated 25 Oct 2018

Bharat Aluminium Company (BALCO) Mining Mate Interview Experiences

Interview questions from similar companies

I appeared for an interview in Oct 2016.

Interview Questionnaire 

6 Questions

  • Q1. Introduce yourself.
  • Ans. 

    Experienced retail professional with strong leadership skills and a passion for customer service.

    • Over 5 years of retail management experience

    • Proven track record of increasing sales and improving customer satisfaction

    • Strong leadership and team-building skills

    • Passionate about providing excellent customer service

    • Bachelor's degree in Business Administration

  • Answered by AI
  • Q2. How is alumina obtained from bauxite?
  • Ans. 

    Alumina is obtained from bauxite through the Bayer process.

    • Bauxite is crushed and mixed with sodium hydroxide to form a slurry.

    • The slurry is heated and pressurized in a digester to dissolve the alumina content.

    • The resulting solution is cooled and filtered to remove impurities.

    • The purified solution is then heated to precipitate the alumina as a white powder.

    • The alumina powder is washed, dried, and calcined to produce pu...

  • Answered by AI
  • Q3. Reaction for Al extraction from alumina.
  • Ans. 

    The reaction for Al extraction from alumina involves the reduction of alumina using carbon or electrolysis.

    • Alumina (Al2O3) is first converted into aluminum chloride (AlCl3) by reacting with hydrochloric acid.

    • The aluminum chloride is then reduced to aluminum metal by either carbon reduction or electrolysis.

    • In carbon reduction, carbon (usually in the form of coke) is heated with the aluminum chloride to produce aluminum ...

  • Answered by AI
  • Q4. Stainless steel production.
  • Q5. Types of cast iron.
  • Ans. 

    There are four main types of cast iron: gray iron, white iron, ductile iron, and malleable iron.

    • Gray iron is the most common type and has excellent castability and good machinability.

    • White iron is very hard and brittle, often used for wear-resistant applications.

    • Ductile iron has high strength and ductility, making it suitable for a wide range of applications.

    • Malleable iron is heat-treated to improve its strength and du

  • Answered by AI
  • Q6. Location constraints and little info about family.

Interview Preparation Tips

Round: Test
Experience: Basic Aptitude and Verbal Test - Easy Questions
Tips: Improve Speed and Accuracy
Duration: 30 minutes
Total Questions: 35

Round: Group Discussion
Experience: Two sects formed; one supporting the argument and other opposing it. Wage gap, Indian Mine Law, social pressure, patriarchal mentality and crime against women were discussed.
Tips: Communication skills are more important than content. Show confidence and speak fluently. Factual and grammatical errors can be ignored.
Duration: 15 minutes

Round: Technical + HR Interview
Experience: They were chilled out and were giving time to speak. Little hints were also being given.
Tips: Be thorough with basics and don't give nonsensical answers if you don't know.

Skills: Technical Knowledge(ML
College Name: NIT Raipur

I applied via Recruitment Consultant and was interviewed in Oct 2018. There were 5 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. About your your self and both technical &practical experience in the underground mines.

Interview Preparation Tips

Round: Resume Shortlist
Experience: One year pgpt in underground mines gas testing certificate,First Aid in basic reason to short list my resume.

General Tips: Get prepared for previous work experience &also complete the important documents.
Skills: Communication
Duration: 1-3 Months

I applied via Recruitment Consultant and was interviewed in Nov 2019. There were 3 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. What is mining ? which purpose to excavate soil
  • Ans. 

    Mining is the process of extracting valuable minerals or other geological materials from the earth's surface or underground.

    • Mining is done to obtain various resources such as coal, gold, diamonds, and metals like iron, copper, and aluminum.

    • It involves the removal of soil, rocks, and other materials to access the desired minerals.

    • Mining can be categorized into surface mining and underground mining, depending on the loca...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Online

I applied via Campus Placement and was interviewed before Feb 2021. There was 1 interview round.

Round 1 - One-on-one 

(1 Question)

  • Q1. Why do you wanna join our company

Interview Preparation Tips

Topics to prepare for Vedanta Resources Mining Engineer interview:
  • Drilling and blasting
Interview preparation tips for other job seekers - This is final round and they will check whether you can work in remote location and finally about interest in sports. Mainly they will check academic accomplishments and ask us to expalin some.
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
Selected Selected

I applied via Recruitment Consulltant and was interviewed before Dec 2022. There were 5 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 - Aptitude Test 

Basic mathematics and english

Round 3 - HR 

(1 Question)

  • Q1. About yourself and salary
Round 4 - Technical 

(4 Questions)

  • Q1. What is hyper seever
  • Ans. 

    Hyper Server is a high-performance server software that enables efficient data processing and communication.

    • Hyper Server is designed to handle large volumes of data and perform complex computations.

    • It provides fast and reliable communication between clients and servers.

    • Hyper Server is commonly used in industries such as finance, telecommunications, and scientific research.

    • Examples of Hyper Server implementations includ...

  • Answered by AI
  • Q2. Network-load-balancing
  • Q3. Firewall configurations
  • Q4. Active Directory Administration
Round 5 - HR 

(1 Question)

  • Q1. Salary expectations and notice period

Skills evaluated in this interview

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

I applied via Company Website and was interviewed in Jan 2024. There were 3 interview rounds.

Round 1 - Technical 

(2 Questions)

  • Q1. What is the name of furnace?
  • Ans. 

    The name of the furnace is typically based on its function or design, such as blast furnace, muffle furnace, or electric furnace.

    • Furnaces can be named based on their heating method, such as electric, gas, or oil furnace

    • Some furnaces are named after their specific function, like blast furnace used in metal smelting

    • Others may be named after their design, such as muffle furnace used for controlled heating

  • Answered by AI
  • Q2. Flux percentage??
Round 2 - Assignment 

What are the daily work and what is the reporting procedure?

Round 3 - HR 

(2 Questions)

  • Q1. What is expected salary
  • Q2. How much man power you control in daily shift
Interview experience
5
Excellent
Difficulty level
Easy
Process Duration
More than 8 weeks
Result
Selected Selected

I applied via Approached by Company and was interviewed in May 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. It may be possible to your selection advise.
  • Q2. Iam going to interview and tell me some questions.after that iam sending reply . After seven days .get out results .iam selected.so that after 15 days .iam joining the company.

Interview Preparation Tips

Topics to prepare for Vedanta Aluminium Operator interview:
  • Technical or
  • Marketing sales
Interview preparation tips for other job seekers - I am good manners person.Retired from Indian Army so I am always dicipline And punctually also hard working.with also good comunication soft skills.

I applied via Campus Placement and was interviewed before Sep 2021. There were 4 interview rounds.

Round 1 - Aptitude Test 

Basic Maths, Science & Gk

Round 2 - Group Discussion 

Indian economy - 10 min

Round 3 - Technical 

(4 Questions)

  • Q1. Difference between vs Refrigeration
  • Ans. 

    Air conditioning is the process of altering the properties of air to make it more comfortable, while refrigeration is the process of removing heat from a space or substance.

    • Air conditioning is used to cool and dehumidify indoor air for comfort.

    • Refrigeration is used to preserve food, medicine, and other perishable items.

    • Air conditioning uses a refrigerant to absorb heat from indoor air and release it outside.

    • Refrigerati...

  • Answered by AI
  • Q2. Thermodynamics cycle.
  • Q3. Material properties and usage in the real world
  • Ans. 

    Material properties and usage are crucial in determining the performance and durability of products in the real world.

    • Material properties such as strength, durability, and conductivity are important considerations in product design and development.

    • Different materials have different properties and are suited for different applications. For example, steel is strong and durable, making it ideal for construction and manufa...

  • Answered by AI
  • Q4. Heat conduction vs Raidation
  • Ans. 

    Heat conduction is the transfer of heat through a material, while radiation is the transfer of heat through electromagnetic waves.

    • Heat conduction occurs in solids and liquids, while radiation can occur in vacuum or through transparent media.

    • Heat conduction is slower than radiation.

    • Examples of heat conduction include touching a hot stove or holding a warm cup of coffee, while examples of radiation include feeling the wa...

  • Answered by AI
Round 4 - HR 

(2 Questions)

  • Q1. Are you willing to relocate
  • Q2. What is ur Expected CTC
  • Ans. 

    My expected CTC is in line with industry standards and commensurate with my experience and skills.

    • My expected CTC is based on my current salary, industry standards, and the responsibilities of the role.

    • I have researched the market and have a realistic expectation for my salary.

    • I am open to negotiation based on the overall compensation package.

    • I am looking for a fair and competitive salary that reflects my experience an...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Please do the hiring process from 2nd/3rd tier college.
Interview experience
4
Good
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Campus Placement and was interviewed before Jun 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 - Group Discussion 

Discussion about Industry vs agriculture

Round 3 - Technical 

(2 Questions)

  • Q1. About Projects and pumps
  • Q2. About Wagon tipper and mechanism

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Bharat Aluminium Company (BALCO) Mining Mate Salary
based on 5 salaries
₹2.3 L/yr - ₹3.1 L/yr
35% less than the average Mining Mate Salary in India
View more details

Bharat Aluminium Company (BALCO) Mining Mate Reviews and Ratings

based on 2 reviews

4.6/5

Rating in categories

4.3

Skill development

3.8

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2.4

Salary

2.4

Job security

4.3

Company culture

3.1

Promotions

4.1

Work satisfaction

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