Pokarna Graduate Trainee Interview Questions and Answers

Q1. Cement manufacturing process
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Q2. About heat transfer
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Q3. Mechanical unit operations
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Q4. Distillation column
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Some electronics core questions and aptitude and reasoning questions

Q1. Tell me about your self
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Q1. Let introduce about yourself
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Round was completely full of aptitude questions and basic mechanical questions

The topic for my gd was is ev the future?

Q1. Here i was asked mechanical questions from all subjects and some of the questions are: 1. Gear box usage and its material 2.cast iron and steel properties and usages 3. Boiler application and working 4. T...read more
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Q1. Where do you see yourself in next 5 years
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Q2. Would you like to relocate to chennai
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Q3. How best can i know you?
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Q1. Basic Electrical Engineering Questions
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Q2. Working principal of an induction Motor
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An induction motor works on the principle of electromagnetic induction to convert electrical energy into mechanical energy.
• Induction motor has a stator and a rotor

• When AC current flows through the stator windings, it creates a rotating magnetic field

• The rotating magnetic field induces currents in the rotor windings, causing it to rotate

• The rotor always lags slightly behind the rotating magnetic field, creating torque

• Co...read more
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Q3. Transformer types and working principal
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Transformers are electrical devices that transfer electrical energy between two or more circuits through electromagnetic induction.
• There are two main types of transformers: step-up transformers and step-down transformers.

• Step-up transformers increase voltage levels, while step-down transformers decrease voltage levels.

• Transformers work on the principle of electromagnetic induction, where a changing magnetic field induc...read more
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Q1. Basic Electrical and electronics engineering
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Q2. Transformers and induction motors based questions
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Logical, Mathematics and Technical

Abstract Topic- General Discussion

Q1. General Discussion with HR
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Q2. Location, Marketing they have ask about only this.
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Q1. Where do you see yourself in 5 years?
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Q2. Why should we hire you?
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Q3. What is your family background?
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Q4. What are your strengths and weaknesses?
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Q5. Why are you looking for a change?
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Q6. Tell me about yourself.
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Q7. Name of other candidates who came for the same post
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Q8. Are you good in sports
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Q1. How refrigerator work
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Refrigerators work by removing heat from the interior and expelling it to the exterior.
• Refrigerators use a refrigerant to absorb heat from the interior and release it outside

• The refrigerant is compressed to increase its temperature and then allowed to expand, which cools it down

• The cooled refrigerant absorbs heat from the interior of the refrigerator, lowering its temperature

• The heat absorbed by the refrigerant is then...read more
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Q2. Parts of centrifugal pump
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Parts of centrifugal pump
• Impeller

• Casing

• Shaft

• Bearings

• Seals

• Suction pipe

• Discharge pipe
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Q3. Air conditioner working
Ans. 
Air conditioner working depends on various factors such as power supply, thermostat settings, and proper maintenance.
• The air conditioner needs a power supply to function properly.

• The thermostat settings should be adjusted according to the desired temperature.

• Regular maintenance such as cleaning the filters and coils is necessary for optimal performance.

• If the air conditioner is not cooling properly, it could be due to ...read more
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Q4. Some safety questions
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