Chemetall Supply Chain Lead Interview Questions and Answers

Q1. Managerial question and technical
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Q1. Optimum diameter of pump
Ans. 
The optimum diameter of a pump depends on various factors such as flow rate, head, viscosity, and efficiency.
• The diameter should be selected based on the required flow rate and head of the system.

• Higher viscosity fluids require larger diameter pumps to reduce frictional losses.

• Efficiency of the pump increases with larger diameter impellers.

• The diameter should also be selected based on the available space and cost const...read more
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Q2. Stream balance inside dist column
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Stream balance inside distillation column is crucial for efficient separation of components.
• Stream balance refers to the equal distribution of feed and product streams across the column.

• Imbalance can lead to poor separation efficiency, flooding, or tray damage.

• Factors affecting stream balance include tray design, liquid and vapor flow rates, and column diameter.

• Techniques such as tray hydraulics and computational fluid...read more
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Q3. Design of distillation column for binary mixtures
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Designing a distillation column for binary mixtures involves determining the number of trays, feed location, and reflux ratio.
• Determine the boiling points of the components

• Calculate the minimum reflux ratio

• Choose the number of trays based on the desired separation

• Determine the feed location based on the composition of the feed

• Design the reboiler and condenser

• Consider the pressure drop across the column
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Q4. Why you want to leave present organization?
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Q1. Work experience and joining related
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Q2. Present job role, joining time
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Q1. Project and maintenance related. Budget related
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Q1. On base of resume, project and maintenance
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Q1. Any end to end development scenario
Ans. 
Developing a data analysis system for a retail company to track sales performance
• Identify key performance indicators (KPIs) such as sales revenue, profit margins, and customer retention rates

• Collect and clean data from various sources including POS systems, online sales platforms, and customer surveys

• Use data visualization tools like Tableau to create interactive dashboards for monitoring sales performance

• Implement pre...read more
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Q2. Major issue faced during development process
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One major issue faced during development process was lack of clear requirements.
• Lack of clear requirements led to frequent changes in project scope

• Difficulty in estimating project timelines and resources

• Increased risk of delivering a product that does not meet client expectations
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Q1. Hydraulic troubleshooting
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Q1. VLookup, Sumifs
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Q1. Process Safety, Hazop
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Q2. Unit operations and Unit Process
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Q3. Chemical reaction, Design of Heat Excha
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Q1. Regarding joining and Salary discussion
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It was straightforward

Q1. Was easy explaining about role
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Q2. Previous experience. How to handle the role and expectation. Work schedule. Explain about the team
Ans. 
The candidate should discuss their previous experience, how they handle their role and expectations, their work schedule, and provide an explanation about their previous team.
• Discuss previous experience in software engineering roles

• Explain how you handled your role and met expectations in previous positions

• Describe your typical work schedule and any flexibility you have

• Provide an overview of your previous team, their s
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