Hpcl Biofuels Apprentice Interview Questions and Answers

Q1. Just basic introduction and few basics of distillation
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Q1. Related to synchronous motor
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Q1. Why you are joining us?
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Q1. MCQ was held in the test consisting various type of questions
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Q1. What is your ambition
Ans. 
My ambition is to become a successful entrepreneur and make a positive impact on society through innovative business ventures.
• To start my own company and create products/services that solve real-world problems

• To build a strong network of professionals and mentors in the business world

• To continuously learn and adapt to the changing market trends

• To give back to the community through philanthropic initiatives
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Q2. Is lpg or cng is safer for cooking gas
Ans. 
LPG is safer for cooking gas compared to CNG.
• LPG has a higher ignition temperature than CNG, making it safer.

• LPG is stored in liquid form, which reduces the risk of leaks compared to CNG stored in gas form.

• CNG is lighter than air and can easily disperse, increasing the risk of fire or explosion.

• LPG is widely used for cooking in households and has a proven safety record.

• CNG is more commonly used as a fuel for vehicles r
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Q1. What is required for parallel operation of two transformer
Ans. 
Synchronization, similar voltage ratios, and proper phase sequence are required for parallel operation of two transformers.
• Synchronization of the two transformers is crucial to ensure they operate together smoothly.

• The transformers should have similar voltage ratios to prevent imbalance in the system.

• Proper phase sequence must be maintained to avoid damaging the transformers or causing power quality issues.
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Q2. Why induction motor is self starting.
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Induction motors are self-starting due to the rotating magnetic field produced by the stator windings.
• Induction motors have a unique design where the stator windings create a rotating magnetic field.

• This rotating magnetic field induces currents in the rotor windings, causing it to rotate and start the motor.

• No external starting mechanism is required for induction motors to begin operating.

• The principle of induction all...read more
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