ACC Mines Manager Interview Questions and Answers

Q1. Pcc and mcc details
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Q2. Process of cement production
Ans. 
Cement production involves a series of steps including crushing, grinding, heating, and mixing raw materials to form clinker.
• Crushing: Raw materials like limestone, clay, and iron ore are crushed into small pieces.

• Grinding: The crushed materials are then ground into a fine powder.

• Heating: The powdered materials are heated in a kiln to a very high temperature.

• Mixing: The heated materials are mixed with gypsum to form ce...read more
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Q1. What is sub-grade drilling
Ans. 
Sub-grade drilling is the process of drilling holes in the ground to prepare for blasting or excavation in mining operations.
• Sub-grade drilling is done to create holes for explosives to be placed in order to break up rock or soil.

• It is an essential step in the mining process to create space for excavation equipment to access the desired material.

• The depth and spacing of the holes drilled will depend on the type of mate...read more
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Q2. About Deck charging
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Q3. About branches and OB HANDLING
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Q1. How many years of experience do you have in cement industries?
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Q2. Personal information
Ans. My self Nilesh Chouhan I am from balaghat near Gondia Maharashtra border. I have done Diploma in Cement Technology and Degree in Civil from RGPV University Madhya Pradesh,India.
Answered by nilesh chouhan
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Q3. Can you work in any location?
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Q1. What are you currently operating in plant.
Ans. 
I am currently operating various equipment in the plant including boilers, turbines, pumps, and control systems.
• Boilers

• Turbines

• Pumps

• Control systems
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Q2. What is the main parameter of roller press?
Ans. 
The main parameter of roller press is the gap between the rollers.
• The main parameter of roller press is the gap between the rollers, which determines the size of the material particles after compression.

• The gap between the rollers can be adjusted to control the pressure and throughput of the roller press.

• Maintaining the optimal gap between the rollers is crucial for efficient operation and desired product quality.
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Q3. How to control skew?
Ans. 
Skew can be controlled by proper alignment of reinforcement bars and using shear reinforcement.
• Ensure proper alignment of reinforcement bars during construction.

• Use shear reinforcement like stirrups or inclined bars to control skew.

• Properly design and detail the structural elements to resist skew forces.

• Regular inspection and maintenance to prevent skew from occurring.
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Q4. Have you operated VRM?
Ans. 
Yes, I have operated VRM in previous projects.
• Yes, I have experience operating VRM in previous projects.

• I am familiar with the functions and capabilities of VRM.

• I have successfully utilized VRM to achieve project goals and objectives.
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Q5. Yes I have operated VRM of PFEIFFER and ATTOX.
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Q1. Electrical control system and power control circuit
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Q1. Heat trasing maximum valu
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Q1. LRS working principle and slip ring .
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Q2. About Transformers maintanabace
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Q3. HT and LT motors maintanace
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Q1. What is thermal expansion .
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Q2. What is density.
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Q3. What is surface tension.
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Mass transfer &heat transfers

Q1. Cement mill vrm technical question
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Q2. Units of mesurments, Mmwc Kg/m2 Mmwg
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Q3. Heat transfer &mass transfer balances
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