N.C.L. Industries QA QC Engineer Interview Questions and Answers

Q1. What is cement and how it prepared
Ans. 
Cement is a binding material used in construction to hold together bricks, stones, etc. It is prepared by mixing limestone, clay, and other materials.
• Cement is made by heating a mixture of limestone and clay in a kiln at high temperatures

• The resulting product, called clinker, is then ground into a fine powder and mixed with gypsum to create cement

• Water is added to the cement to form a paste, which hardens over time to ...read more
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Q2. Types of cement
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Types of cement include Portland cement, white cement, rapid hardening cement, and low heat cement.
• Portland cement is the most common type used in construction.

• White cement is used for architectural purposes and to create colored concrete.

• Rapid hardening cement sets quickly and is used in projects with tight deadlines.

• Low heat cement generates less heat during hydration and is used in large concrete structures.
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Q3. Cement temperature?
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Cement temperature is an important factor in the production process, affecting setting time and strength of the final product.
• Cement temperature should be monitored closely during production to ensure optimal conditions.

• Higher temperatures can accelerate the setting time of cement, while lower temperatures can slow it down.

• The ideal temperature range for cement production is typically between 90-120 degrees Celsius.

• Tem...read more
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Q4. Material handling procedure
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Material handling procedure involves the safe and efficient movement of materials within a facility.
• Establish clear guidelines for handling different types of materials

• Train employees on proper lifting techniques and equipment usage

• Implement safety measures such as wearing protective gear and using designated pathways

• Regularly inspect equipment and storage areas for potential hazards

• Utilize technology like conveyor bel
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Q5. Storage of material
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Proper storage of materials is crucial for maintaining quality and safety standards in engineering operations.
• Materials should be stored in designated areas to prevent mix-ups and ensure easy access.

• Storage areas should be organized and labeled clearly for quick identification.

• Certain materials may require specific storage conditions such as temperature control or protection from moisture.

• Regular inventory checks shoul...read more
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Q6. Safe unloading tips
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Safe unloading tips are crucial for preventing accidents and injuries.
• Always wear appropriate personal protective equipment (PPE) such as gloves, safety glasses, and steel-toed boots.

• Inspect the unloading area for any hazards such as uneven ground, overhead obstacles, or slippery surfaces.

• Use proper lifting techniques to avoid strain or injury - bend at the knees, keep your back straight, and lift with your legs.

• Secure...read more
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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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Q1. Sir Industrial related electrical questions
Ans. Electricals panel wiring diagram PLC programming troubleshooting skills with all types maintenance work
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Q1. About previous experience related
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Q2. About skill and Qualifications
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Q1. Electrical Technical Questions
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Q2. Utility and Extruder related Questions
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Q1. Previous experience
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Q2. Previous experience ..
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Q1. As mentioned in resume
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Q2. Raw mill, kiln, VRM, ball mill, belt conveyor
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Q1. Electrical engineering related questions
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Q1. Tell me about yourself.
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Q1. Detail of ladder logics,
Ans. 
Ladder logic is a programming language used to create logic circuits.
• Ladder logic is commonly used in industrial automation.

• It is based on the electrical ladder diagrams used in relay-based control systems.

• Ladder logic uses rungs to represent logical operations and contacts and coils to represent inputs and outputs.

• It is easy to understand and troubleshoot.

• Example: A ladder logic rung for a motor control circuit might ...read more
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