National Organic Chemical Industries Interview Questions, Process, and Tips

Q1. Write SLD of present company
Ans. 
The Single Line Diagram (SLD) of the present company showcases the electrical distribution system in a simplified manner.
• The SLD typically includes all major electrical components such as transformers, switchgear, distribution panels, and loads.

• It shows the interconnections between these components using standardized symbols and lines.

• The SLD helps in understanding the flow of electricity within the system and identify...read more
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Q1. About company and Current company
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Medium and can clear if you practice the time and distance question

Q1. Question related to your Subjects which you prefer and also realted to your project
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Q1. All main subjects
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Q2. Details about HE, CRE, FFO, MO
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1 hr
fluid flow
heat transfer
mass transfer

Q1. Types of heat exchanger and its difference from each other
Ans. 
Heat exchangers are devices that transfer heat between two or more fluids.
• Types of heat exchangers include shell and tube, plate and frame, and finned tube.

• Shell and tube heat exchangers are the most common and consist of a shell with tubes inside.

• Plate and frame heat exchangers use plates to transfer heat between fluids.

• Finned tube heat exchangers have fins on the outside of the tubes to increase heat transfer.

• The cho...read more
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Q2. Whats reflux in distillation
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Reflux is the process of condensing and returning the vapors that rise from the distillation process back into the distillation flask.
• Reflux helps to improve the efficiency of the distillation process by preventing the loss of volatile components.

• It is achieved by using a condenser to cool the vapors and return them to the distillation flask.

• Reflux is commonly used in the production of high-purity chemicals and fuels.

• I...read more
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Q3. Pump curve and its significance also cavitation and primming
Ans. 
Pump curve shows the relationship between flow rate and head. Cavitation and priming are common issues in pump operation.
• Pump curve is a graph that shows the performance of a pump at different flow rates and heads.

• It helps in selecting the right pump for a specific application and also in troubleshooting pump problems.

• Cavitation occurs when the pressure in the pump drops below the vapor pressure of the liquid, causing ...read more
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Q1. Procurement related all
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Q2. All operations of O&M
Ans. 
O&M operations refer to the maintenance and operation of facilities and equipment.
• O&M operations involve regular maintenance tasks to ensure smooth functioning of equipment and facilities

• This includes tasks such as inspections, repairs, and replacements

• Proper documentation of maintenance activities is essential for tracking and planning future operations

• Efficient O&M operations can help in reducing downtime and increas
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Q3. What do you now about procurement
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