Shell Internship Trainee Interview Questions and Answers

Q1. What is total reflux and partial reflux
Ans. 
Total reflux and partial reflux are terms used in distillation processes to describe the flow of liquid and vapor within a column.
• Total reflux occurs when all the condensed liquid is returned to the column as reflux, with no product being withdrawn.

• Partial reflux involves withdrawing some of the liquid product while returning the rest as reflux to the column.

• Total reflux is often used at the beginning of a distillation...read more
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Q2. Some of the distillate is sent back to the column - partial all the distillate is sed back to the column -total
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We get interview shortlist and then GD, where we were divided into 4 groups and given random topics to discuss like, "zero", "offer you can not reject" and other 2 i don't remember.

Q1. After GD they shortlisted some candidates and further divided us into two groups, where they gave us a task to build a tower using paper and wooded spoons, tapes, etc. Then asked us to ask the other group ...read more
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Q1. Then I had a personal interview with 4 panelists, it was all behavioural, asking strengths, weaknesses, my low times etc.
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General aptitude questions , pnc, probability , time work etc

Q1. Heat Transfer theorems
Ans. 
Heat transfer theorems are principles that govern the transfer of heat from one object to another.
• Fourier's Law of Heat Conduction states that the rate of heat transfer through a material is proportional to the negative gradient of the temperature and the area normal to that gradient.

• Newton's Law of Cooling describes the rate of heat loss from a body to its surroundings due to convection.

• Stefan-Boltzmann Law states tha...read more
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Q2. Mass Transfer models
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Q1. Introduction in deep
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Q2. Project related
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Q1. Subject related
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Q2. Units of mechanical Engineer
Ans. 
Units of mechanical engineering include force (Newton), pressure (Pascal), energy (Joule), power (Watt), and temperature (Kelvin).
• Force is measured in Newton (N)

• Pressure is measured in Pascal (Pa)

• Energy is measured in Joule (J)

• Power is measured in Watt (W)

• Temperature is measured in Kelvin (K)
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1 hr generally all topics

15 mins of GD consists of 8-10 members

Q1. Area of interest asked then questions were bombarded
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Q2. Questions about their company
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Percentage, Simple and Compound Interest, Boat and stream, average, Time and work, time and Distance

Q1. Introduction, SIP, Products, SOP at petrol pumps, Increasing profit
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Q2. Challenges faced at SIP
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Challenges faced at SIP include lack of hands-on experience, time constraints, and communication barriers.
• Lack of hands-on experience in real-life business scenarios

• Time constraints in completing projects and meeting deadlines

• Communication barriers with team members and supervisors
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Basic coding test questions like arrays

Q1. Basic Questions were asked
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