Laxmi Organic Industries Production Graduate Engineer Trainee Interview Questions and Answers

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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Domain based questions and basic aptitude question

Q1. About distillation column, basic questions ,cooling tower concept.
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Q2. Difference between CSTR and PFR, Pumps ,Heat Exchanger.
Ans. 
CSTR and PFR are types of reactors, pumps are used to move fluids, heat exchangers transfer heat between fluids.
• CSTR (Continuous Stirred Tank Reactor) has a constant volume and operates under steady-state conditions.

• PFR (Plug Flow Reactor) has a varying volume and operates under unsteady-state conditions.

• Pumps are mechanical devices used to move fluids from one place to another, like centrifugal pumps or positive displ...read more
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Q3. What is cracking
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Cracking is a process in which complex hydrocarbon molecules are broken down into simpler molecules.
• Cracking is a refining process used to convert large hydrocarbon molecules into smaller, more valuable ones.

• It is done by breaking the carbon-carbon bonds in the molecules.

• Examples include catalytic cracking and steam cracking.
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Q4. What is Reforming
Ans. 
Reforming is a process used in the petroleum industry to convert low-octane naphtha into high-octane gasoline.
• Reforming involves rearranging the molecular structure of hydrocarbons to increase their octane rating.

• It is typically done using a catalyst at high temperatures and pressures.

• The process can also produce hydrogen gas as a byproduct.

• Reforming is an important step in the production of gasoline and other fuels in...read more
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Q5. What is range and approach of cooling tower
Ans. 
The range of a cooling tower refers to the maximum distance at which it can effectively cool air, while the approach is the temperature difference between the cooled water and the entering air.
• Range of a cooling tower is typically around 5-20 degrees Fahrenheit

• Approach of a cooling tower is usually around 8-15 degrees Fahrenheit

• The range and approach of a cooling tower can vary based on factors such as design, size, an
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Q1. Introduce yourself and Also tell about your Family background
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Q2. What are your hobbies you pursue apart from academics
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Q3. Tell me something about your Internship experience and what all have you learnt there
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1. Quantitative aptitude
2. Verbal and Reasoning Test

Q1. Tell me about yourself and Family background
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Q2. Tell me what all have you learnt in academics which help you in internship
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Q3. Tell me about yourself start from your graduation and also about your family
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Q4. What do you understand from the word Work life balance?
Ans. 
Work life balance refers to maintaining a healthy equilibrium between one's professional responsibilities and personal life.
• Work life balance involves prioritizing tasks and setting boundaries between work and personal life.

• It is important to manage time effectively to avoid burnout and maintain overall well-being.

• Examples of achieving work life balance include setting specific work hours, taking regular breaks, and en...read more
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Q5. Tell me about your experience in internship?
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BASIC QUESTIONS ON NUMERICALS

Q1. REGARDING RESUME.BASED ON RESUME ASKING QUESTIONS. WHAT IS THERMODYNAMICS? DEFINE CASTING?
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Q2. WHAT IS THERMODYNAMICS
Ans. 
Thermodynamics is the study of heat and its relationship with other forms of energy.
• It deals with the transfer of heat and work between systems

• It involves the study of properties like temperature, pressure, and volume

• It is used in designing engines, refrigeration systems, and power plants

• The laws of thermodynamics govern the behavior of energy in all physical systems
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Q3. DEFINE CASTING AND FORGING
Ans. 
Casting is a process of pouring molten metal into a mold to obtain a desired shape. Forging is a process of shaping metal by applying pressure and heat.
• Casting involves pouring molten metal into a mold and allowing it to cool and solidify.

• Forging involves shaping metal by applying pressure and heat, typically with a hammer or press.

• Casting is used to create complex shapes with intricate details, while forging is used t...read more
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Q1. Mass transfer operations
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Basic quantitative aptitude