Coal India Interview Questions and Answers

It was quiet detailed

Q1. Why Coal India?
Ans. 
Coal India is the largest coal-producing company in the world, with a strong market presence and growth potential.
• Coal India has a dominant position in the coal industry, accounting for over 80% of India's coal production.

• The company has a vast reserve base and a strong distribution network, ensuring a steady supply of coal to meet market demand.

• Coal India has a history of consistent growth and profitability, making it...read more
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Q2. How can you add value from your previous exp?
Ans. 
I can add value from my previous experience by implementing successful marketing strategies, analyzing market trends, and building strong relationships with clients.
• Implemented successful marketing strategies to increase sales by 20% in my previous role

• Analyzed market trends to identify new opportunities for product development

• Built strong relationships with clients resulting in a 30% increase in customer retention
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Q1. How does working principal of fan utilised in mine
Ans. 
Fans are used in mines to provide ventilation and circulate air to maintain a safe and comfortable working environment for miners.
• Fans are typically installed at the surface or underground to draw in fresh air and remove stale air from the mine workings.

• The fan blades rotate to create airflow, which helps to dilute and remove harmful gases, dust, and fumes from the mine.

• Proper ventilation with fans also helps to contro...read more
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Q2. Eloborate your final year project
Ans. 
My final year project focused on designing a solar-powered water purification system to provide clean drinking water in remote areas.
• Sustainable Design: The project aimed to harness solar energy, reducing reliance on non-renewable resources for water purification.

• Filtration System: We implemented a multi-stage filtration process using sand, activated carbon, and UV light to ensure effective purification.

• Prototyping: A ...read more
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Q1. Are you flexible enough to be located in a remote location?
Ans. 
Yes, I am open to being located in a remote location for the right opportunity.
• I am willing to relocate for the right job opportunity

• I have experience working remotely or in different locations

• I am adaptable and can thrive in new environments
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Q2. Why your second semester scores are low as compared to other semesters?
Ans. 
My second semester scores were impacted by various challenges, including personal circumstances and increased workload.
• Increased Workload: I took on additional projects that required significant time and effort, affecting my study schedule.

• Personal Challenges: I faced some personal issues during that semester that distracted me from my studies, impacting my focus.

• Adjustment to New Subjects: The subjects in the second s...read more
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Profession and graduated personality and experience

Civil engineers subjected related questions and group discussion

Topics regarding the introduction or changes in the tax regime.

Q1. Can you tell me about yourself?
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Q2. What are your strengths and weaknesses?
Ans. 
My strengths include attention to detail, strong analytical skills, and ability to work under pressure. My weaknesses include being overly critical of my own work and sometimes struggling with delegation.
• Strengths: attention to detail

• Strengths: strong analytical skills

• Strengths: ability to work under pressure

• Weaknesses: overly critical of my own work

• Weaknesses: struggle with delegation
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General mining field questions are there

Q1. About mining field real time senerio asked
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Q2. 1. What is crown pillar & rib
Ans. 
Crown pillar & rib are terms used in mining to describe the rock structures above and around a mined-out area.
• Crown pillar is the rock mass above an underground excavation that supports the overlying rock and prevents collapse.

• Rib refers to the rock walls or pillars left between mined-out areas to provide support and prevent collapse.

• Both crown pillar and rib are crucial for the stability and safety of underground mini...read more
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Q1. Give a brief description of equipments used in an Open Cast Mine
Ans. 
Equipments used in an Open Cast Mine include excavators, dump trucks, bulldozers, drills, and draglines.
• Excavators are used for digging and removing overburden or ore.

• Dump trucks are used for transporting materials within the mine.

• Bulldozers are used for pushing and leveling the ground.

• Drills are used for drilling blast holes for explosives.

• Draglines are used for removing overburden in large quantities.
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Q2. What is stripping ratio and mention the workable range for an OCP
Ans. 
Stripping ratio is the amount of waste rock removed to extract one unit of ore. Workable range for an OCP is typically between 1:1 to 10:1.
• Stripping ratio is calculated by dividing the amount of waste rock by the amount of ore extracted.

• A lower stripping ratio indicates a more efficient mining operation.

• For an Open Cut Pit (OCP), the workable range for stripping ratio is usually between 1:1 to 10:1.

• For example, if a mi...read more
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Q1. 1.What is industry 4.0 2., what is ECC, what is edge computing, 3.what is TDI model, 4. what will you do if you are selected for general Manager,5. what is your plan in future.
Ans. 
Industry 4.0 is the fourth industrial revolution characterized by the integration of digital technologies into manufacturing processes.
• Industry 4.0 refers to the use of automation, data exchange, and IoT in manufacturing.

• ECC stands for Enterprise Core Component and is a framework for managing business processes in SAP systems.

• Edge computing is a decentralized computing infrastructure that brings computation and data st...read more
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Q2. How long you are working in CIL head quarter. Ans 5 yrs.
Ans. 5 yrs
Answered by SUBRATA BISWAS
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