Dalmia Bharat Cement Interview Questions, Process, and Tips

Q1. Tell me about yourself
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Q2. Market knowledge and data interpretation
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Q1. Be very clear in career path don't give false informations
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Q1. How can prepare cement
Ans. 
Cement is prepared by mixing raw materials, heating them, and grinding the resulting clinker into a fine powder.
• 1. Raw Materials: Common materials include limestone, clay, and iron ore.

• 2. Crushing: The raw materials are crushed into a fine powder.

• 3. Mixing: The crushed materials are mixed in the correct proportions.

• 4. Heating: The mixture is heated in a kiln at about 1400-1600°C to form clinker.

• 5. Grinding: The clinker...read more
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Q2. Which materials are used in cement
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Cement is primarily made from limestone, clay, and other materials, which are processed and heated to create a fine powder.
• Limestone: The main ingredient, providing calcium carbonate.

• Clay: Supplies silica, alumina, and iron oxide.

• Gypsum: Added to control the setting time of cement.

• Fly Ash: A byproduct from coal combustion, enhancing strength.

• Slag: A byproduct from steel production, improving durability.
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Q3. Which type of minerals mixed in cement
Ans. 
Cement is primarily made from minerals like limestone, clay, and gypsum, which contribute to its strength and durability.
• Limestone: Provides calcium carbonate, essential for clinker formation.

• Clay: Supplies silica, alumina, and iron oxide, aiding in the chemical reactions during cement production.

• Gypsum: Added to control the setting time of cement.

• Other minerals: Fly ash and slag can be mixed to enhance properties and
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The details aptitude test is, in the company all the workers
and Engineering staff ,office staff to do hard & faithful
work for the company leads to top position in the society. It is one type of aptitude test.

The details of coding test is, in the security Dept the gaurds in night shift the vigels are.
produced genraly. But dangeres is occured then they produce coding 3 vigels.In the circumustances remaing gaurds observe danger imiedatly go there.It is one type of coding test.

The details of the G.D. is, in sugar industry increasing of T.C.D. (tones capacity for day ) then the management conducted a. meeting with Enginering staff workers for increasing of T.C.D. It is one type of Group Discussion .

Q1. Land related and ground level working
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Q2. Land acquisition process and government act
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Q1. Land acquisition process a d government norms
Ans. 
Land acquisition process involves acquiring land for development projects while adhering to government regulations and norms.
• Land acquisition involves identifying suitable land for development projects.

• Negotiating with landowners for purchase or lease of the land.

• Obtaining necessary approvals and permits from government authorities.

• Ensuring compliance with environmental regulations and land use laws.

• Compensating landow...read more
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Q1. How to hide lying maintenance mechanic jobs
Ans. 
To hide lying maintenance mechanic jobs, one can falsify records, manipulate data, or cover up mistakes.
• Falsify maintenance logs to show completed tasks that were not actually done

• Manipulate equipment readings to make it appear that maintenance was performed

• Cover up mistakes by quickly fixing issues before they are noticed

• Provide false documentation or reports to show compliance with maintenance schedules
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Q2. Centrifugal pumps practically handing of the jobs Preventive maintenance jobs
Ans. Oil level checking &analyze the conditions >m Check the free rotation with hand >■ Check pump float axúial play &radial play with use dial cage >■ Check pump run out pump coupling side >Check coupling &coupling pushing conditions >■ Check the all festers tightening
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Q3. Major overhauling single &multistage centrifugal pumps
Ans. Knowledge pump dismantle &assemble &preparing tools and spears > Maintain dismantle clearance list & assemble clearance list >■ Shaft run out checking &shaft straight and correct the run out >a Shaft measurement for compare old &new shafts or fabricate new shaft>■ Assemble rotor and check rotor runout adjusting &corrections >■ Pump rotor assembly for dynamic balancing >■ Measurement wearing ring &replace the wea...read more
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Q4. Rotary pump type
Ans. External double helical gear pump >Internal gear pump Screw pump
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Q5. Rotary pump practically handled of major overhauling work
Ans. 
Yes, I have practically handled major overhauling work on rotary pumps.
• Performed disassembly and reassembly of rotary pumps for maintenance and repair

• Replaced worn out parts such as seals, bearings, and impellers

• Inspected and tested pump components to ensure proper functioning

• Adjusted pump settings and alignments for optimal performance

• Trained junior technicians on rotary pump overhauling procedures
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Q6. Mechanical seal practically handled of major overhauling work
Ans. >a The knowledge seal lapping for using diamond lapping liquid >a Face testing for dicrocromatic light >■ Check all parts condition >■ Seal assemble and check seal compression measurement by use the verniyer depth gauge >■ Seat ring assemble on the gland plate for use light duty press >■ Seal leakage check >■ Mate ring assemble retainer with use snap ring
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Q1. What are the details of your current job?
Ans. 
I am currently responsible for overseeing financial operations, budgeting, forecasting, and financial reporting.
• Overseeing financial operations

• Budgeting and forecasting

• Financial reporting
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Q2. How can profit margins or contributions be improved?
Ans. 
Profit margins or contributions can be improved by increasing revenue, reducing costs, optimizing pricing strategies, and improving operational efficiency.
• Increase revenue through sales growth, expanding into new markets, or introducing new products/services.

• Reduce costs by streamlining operations, negotiating better deals with suppliers, or implementing cost-saving measures.

• Optimize pricing strategies by conducting ma...read more
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Q1. Why we maintain burning zone temperature in rotary kiln?
Ans. 
Maintaining burning zone temperature in a rotary kiln is crucial for optimal material processing and product quality.
• Ensures complete combustion of fuels, leading to efficient energy use.

• Controls the formation of desired chemical compounds, such as clinker in cement production.

• Prevents the formation of undesirable phases or compounds that can affect product quality.

• Facilitates the proper melting and sintering of raw ma...read more
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Q2. How Nox formed in rotary kiln?
Ans. 
NOx formation in rotary kilns occurs due to high temperatures and combustion processes, leading to nitrogen oxidation.
• High temperatures (over 1200°C) in rotary kilns facilitate the oxidation of nitrogen.

• Fuel combustion in the presence of air generates NOx as a byproduct.

• The reaction between nitrogen and oxygen at elevated temperatures forms nitric oxide (NO).

• In the presence of excess oxygen, NO can further oxidize to n...read more
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Q3. What happen when your secondary air temperature is in low range & dowan trend📉 .
Ans. 
Low secondary air temperature can indicate inefficiencies in combustion and affect system performance.
• Indicates potential combustion inefficiency, leading to incomplete fuel burning.

• Can cause increased emissions of unburned hydrocarbons and carbon monoxide.

• May result in lower overall system efficiency, impacting energy output.

• Example: In a boiler system, low secondary air temperature can lead to soot formation.

• Could tr...read more
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Q4. What is the function of dip tube in preheatar Cyclone
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