National Organic Chemical Industries R&D Chemist Interview Questions and Answers

Q1. Experience related & other basic chemical knowledge
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Q1. Experience wise salary discussion
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Q1. Drow a P&ID of plant
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A P&ID is a diagram that shows the interconnection of process equipment and the instrumentation used to control the process.
• Identify the major equipment and their interconnections

• Include all the valves, pumps, tanks, and other process equipment

• Show the flow of materials and energy through the system

• Indicate the control loops and instrumentation used to monitor and control the process

• Use standard symbols and abbreviatio...read more
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Q1. What is lean 6sigma
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Lean 6sigma is a methodology that combines lean manufacturing principles with Six Sigma techniques to improve efficiency and quality.
• Combines lean manufacturing principles with Six Sigma techniques

• Focuses on eliminating waste and reducing variation in processes

• Uses tools like value stream mapping, 5S, DMAIC, and statistical analysis

• Aims to improve efficiency, quality, and customer satisfaction

• Example: Implementing lean...read more
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Q1. What are yours responsibilities
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Online test done by link

All test math history reasoning etc

It consists of 50 Questions with time basis.
I) 25 question Reasoning and general mathematics.
II)15 questions Verbal and grammatical.
III) 15 question job relevant question.

Q1. What are system followed in your company?
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Q2. Is there any kaizen improvement have you done?
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Yes, I implemented a kaizen improvement in my previous role.
• I identified a bottleneck in the production line and suggested a new layout that reduced the time taken to complete the process.

• I introduced a visual management system that improved communication and reduced errors.

• I conducted a time study and identified areas where we could reduce waste and improve efficiency.

• I encouraged cross-functional teams to collaborate...read more
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Q3. How many quality system you followed?
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We follow multiple quality systems to ensure the best production standards.
• We follow ISO 9001:2015 for quality management.

• We also follow Good Manufacturing Practices (GMP) to ensure product safety and quality.

• We have implemented Six Sigma methodology to minimize defects and improve efficiency.

• We adhere to HACCP (Hazard Analysis and Critical Control Points) to identify and prevent potential hazards in the production pro...read more
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Q4. How did you handle Rework and NG parts in production line?
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Q5. Why did you wants this job?
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Basics of engineering

Q1. About filtration
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Q1. Salary discussion
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The same way to do it u r right now is

Q1. Which is your favorite subject
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Q2. Draw a process sheet for a particular product
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Process sheet for manufacturing a plastic water bottle
• Step 1: Injection molding to create the bottle shape

• Step 2: Cooling and solidifying the plastic

• Step 3: Trimming excess plastic from the bottle

• Step 4: Adding a cap and seal to the bottle

• Step 5: Quality control inspection

• Step 6: Packaging and labeling the finished product
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Q3. Difference between jigs and fixtures
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Jigs are used to guide cutting tools and fixtures hold workpieces in place during machining operations.
• Jigs guide cutting tools to ensure accurate and consistent cuts

• Fixtures hold workpieces securely in place during machining operations

• Jigs are often used in drilling, tapping, and reaming operations

• Fixtures are commonly used in milling, grinding, and turning processes
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Q4. Define limits fits tolerance
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Limits fits tolerance refer to the range of acceptable dimensions in manufacturing to ensure proper fit and function of parts.
• Limits: Maximum and minimum acceptable dimensions for a part

• Fits: Relationship between mating parts to ensure proper assembly

• Tolerance: Allowable deviation from a specified dimension

• Example: A shaft with a diameter of 25mm may have a tolerance of +/- 0.1mm for proper fit with a hole of 25.1mm
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Q5. Accuracy and precision
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