Hindustan Zinc Interview Questions, Process, and Tips

About computer program

Q1. About experience
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Q2. 5 mount in pragya international school bijainagar as a computeroperator
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Q3. From 27thJanuary to till at HDFC BANK LTD.Kekri as acashier
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100 questions with no negative marking and 1.5hrs test

Q1. What components are found in Coal ?
Ans. 
Coal contains various components including carbon, sulfur, hydrogen, oxygen, and nitrogen.
• Coal is primarily composed of carbon, which makes up about 60-80% of its total weight.

• Sulfur is another common component found in coal, which can contribute to air pollution when burned.

• Coal also contains varying amounts of hydrogen, oxygen, and nitrogen, which can affect its energy content and burning characteristics.

• Trace elemen...read more
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Q2. What is the efficiency down when 1 % moisture increase in boiler furnace?
Ans. 
Increase in 1% moisture in boiler furnace leads to decrease in efficiency.
• Moisture in fuel leads to incomplete combustion and heat loss.

• Efficiency can decrease by 0.5-1% for every 1% increase in moisture.

• Regular maintenance and monitoring can prevent excessive moisture in furnace.
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Q3. What are slugging and fauling of coal?
Ans. 
Slugging and fauling are terms used in coal handling. Slugging refers to the formation of lumps in coal, while fauling refers to the accumulation of fine coal dust.
• Slugging occurs when coal particles stick together due to moisture or other factors, forming large lumps that can clog coal handling equipment.

• Fauling occurs when fine coal dust accumulates in the air and settles on surfaces, creating a potential fire hazard...read more
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Aptitude test have four sections
1. Quantitative aptitude
2. Reasoning
3. English
4. General awareness

Q1. About your self
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Q2. About the qualification
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Q3. Testing knowledge about accountancy
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Q4. Entries in accounts
Ans. 
Entries in accounts refer to the recording of financial transactions in the company's books.
• Entries in accounts include recording revenue, expenses, assets, and liabilities.

• Each entry should include the date, description, and amount of the transaction.

• Examples of entries in accounts include sales revenue, rent expenses, equipment purchases, and loan repayments.
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Aptitude test was moderate ,

Group discussion happened online topic was ban on chinese apps

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...read more
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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.
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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
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