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Sibelco Group Interview Questions and Answers

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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 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 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
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
-

I applied via Campus Placement and was interviewed before Aug 2022. There were 3 interview rounds.

Round 1 - Aptitude Test 

Prepare the core subjects som Thermo fluids and asked some of the manufacturing process

Round 2 - Group Discussion 

How we can reduce the use of non renewable resources

Round 3 - Technical 

(2 Questions)

  • Q1. Hooks law, modulus of rigidity,stress strain curve
  • Q2. About your industrial training
Interview experience
3
Average
Difficulty level
-
Process Duration
-
Result
Selected Selected
Round 1 - Aptitude Test 

Basic exam with some technical questions

Round 2 - Group Discussion 

Group of 6 were given a topic and we discussed.

Round 3 - Technical 

(2 Questions)

  • Q1. Difference between structural bridge and concrete bridge?
  • Ans. 

    Structural bridges can be made of various materials while concrete bridges specifically use concrete as the primary material.

    • Structural bridges can be made of steel, wood, or other materials, while concrete bridges are primarily made of concrete.

    • Concrete bridges are known for their durability and strength, making them a popular choice for infrastructure projects.

    • Structural bridges may require more maintenance and upkee...

  • Answered by AI
  • Q2. Howrah bridge structure?
  • Ans. 

    The Howrah Bridge is a cantilever bridge that spans the Hooghly River in West Bengal, India.

    • Built in 1943, it is one of the busiest bridges in the world, carrying over 100,000 vehicles and countless pedestrians daily.

    • The bridge does not have any nuts or bolts and is held together by rivets.

    • It is a famous landmark in Kolkata and is often referred to as the 'Gateway of Kolkata'.

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Good to go as a fresher.

Interview Questionnaire 

3 Questions

  • Q1. What is differential?
  • Ans. 

    Differential is a mechanical device that allows the wheels of a vehicle to rotate at different speeds.

    • Differential is commonly found in vehicles with multiple wheels, such as cars and trucks.

    • It is located in the center of the axle and connects the drive shaft to the wheels.

    • The main purpose of a differential is to allow the wheels to rotate at different speeds while still receiving power from the engine.

    • This is importan...

  • Answered by AI
  • Q2. What is EGR system
  • Ans. 

    EGR system stands for Exhaust Gas Recirculation system. It is used in internal combustion engines to reduce nitrogen oxide emissions.

    • EGR system recirculates a portion of exhaust gases back into the engine's intake manifold.

    • This reduces the combustion temperature and lowers the production of nitrogen oxides.

    • The recirculated exhaust gases also help in reducing engine knocking and improving fuel efficiency.

    • EGR systems can...

  • Answered by AI
  • Q3. Which types gear use in I-shift automatic gearbox
  • Ans. 

    The I-shift automatic gearbox uses helical gears and spur gears.

    • I-shift automatic gearbox uses helical gears for the main transmission and spur gears for the auxiliary section

    • Helical gears provide smoother and quieter operation compared to spur gears

    • Spur gears are used for the auxiliary section as they are more efficient for high torque applications

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare for every question and give answers of every question to interviewer related to question
Interview experience
4
Good
Difficulty level
Hard
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Campus Placement and was interviewed before Aug 2023. There were 3 interview rounds.

Round 1 - Aptitude Test 

Aptitude test was moderate ,

Round 2 - Group Discussion 

Group discussion happened online topic was ban on chinese apps

Round 3 - Technical 

(3 Questions)

  • Q1. Whats the use of nonel , why it is use ?
  • Ans. 

    Nonel is a type of non-electric initiation system used in blasting operations to detonate explosives.

    • Nonel is used in mining, construction, and demolition industries.

    • It is a safe and reliable method of initiating explosives without the need for electricity.

    • Nonel consists of a shock tube filled with a small amount of explosive material that is initiated by a blasting cap.

    • It allows for precise timing and sequencing of bl...

  • Answered by AI
  • Q2. What does safety means to you ?
  • Ans. 

    Safety means ensuring the well-being and protection of individuals from harm or danger.

    • Safety involves implementing measures to prevent accidents and injuries.

    • It includes following protocols and guidelines to minimize risks.

    • Safety also encompasses creating a culture of awareness and accountability.

    • Examples: wearing personal protective equipment, conducting regular safety inspections, providing proper training.

  • Answered by AI
  • Q3. Why you opted mining engineering?
  • Ans. 

    Passion for solving complex problems and interest in natural resources led me to choose mining engineering.

    • Fascination with geology and earth sciences

    • Desire to work in a challenging and dynamic industry

    • Opportunity to contribute to sustainable resource extraction

    • Interest in utilizing advanced technology in mining operations

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - always give your interview calmly and try to be specific to the topics
Interview experience
3
Average
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Aptitude Test 

Very basic aptitude test, if you know basics about your field you'll pass through this round.

Round 2 - Group Discussion 

A moderate level GD, most of the elimination happen in this round, you only need to get one chance and tell your points

Round 3 - HR 

(2 Questions)

  • Q1. Tell me something about yourself
  • Q2. Basic technical questions related to your field.

Interview Preparation Tips

Interview preparation tips for other job seekers - Cracking job in vedanta(hindustan zinc) is not very difficult, if you know basics about your field, you'll excel in this round.

I appeared for an interview before Jun 2021.

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 

Physics,chem,math,quantitative apti.. etc

Round 3 - HR 

(3 Questions)

  • Q1. Can you work with team
  • Q2. What is elctrolysis,what do you know how we can prepare aluminium
  • Ans. 

    Electrolysis is a process of breaking down a compound using electricity. Aluminium can be prepared by electrolysis of alumina.

    • Electrolysis involves passing an electric current through a compound to break it down into its constituent elements.

    • Aluminium is prepared by electrolysis of alumina (Al2O3) dissolved in molten cryolite (Na3AlF6).

    • The process involves the use of carbon electrodes, which react with the oxygen relea...

  • Answered by AI
  • Q3. Can you work at a temp 50 degree

Interview Preparation Tips

Interview preparation tips for other job seekers - Vedanta is world largest natural resource company.Come and join for your best carreer

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.

Sibelco Group Interview FAQs

How to prepare for Sibelco Group interview?
Go through your CV in detail and study all the technologies mentioned in your CV. Prepare at least two technologies or languages in depth if you are appearing for a technical interview at Sibelco Group. The most common topics and skills that interviewers at Sibelco Group expect are Talent Acquisition, Recruitment, Procurement, Selection Process and Software Configuration Management.

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Sibelco Group Reviews and Ratings

based on 4 reviews

2.3/5

Rating in categories

2.5

Skill development

2.7

Work-life balance

2.7

Salary

3.0

Job security

4.5

Company culture

4.3

Promotions

4.5

Work satisfaction

Explore 4 Reviews and Ratings
Manager Business Services

Hyderabad / Secunderabad

5-9 Yrs

Not Disclosed

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