Sulzer Graduate Apprenticeship Trainee Interview Questions and Answers

Topic: Automation is a boon or curse

Q1. What is Corona Loss? At what voltage it happens? What is Critical Disruptive Voltage?
Ans. 
Corona loss is the power loss in transmission lines due to ionization of air around the conductors. It occurs at high voltages. Critical disruptive voltage is the voltage at which corona loss starts.
• Corona loss is caused by the ionization of air around high voltage conductors

• It occurs at voltages typically above 220 kV

• Corona loss increases with increasing voltage and frequency

• Critical disruptive voltage is the voltage ...read more
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Q1. Tell me about yourself
Ans. 
Experienced production engineer with a background in mechanical engineering and a passion for optimizing manufacturing processes.
• Graduated with a degree in Mechanical Engineering

• Worked for 5 years in the manufacturing industry

• Implemented lean manufacturing principles to improve production efficiency

• Led a team in reducing production costs by 15% through process optimization
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Q2. What is knocking?
Ans. 
Knocking is an abnormal combustion phenomenon in internal combustion engines.
• Knocking occurs when the air-fuel mixture in the engine's cylinders ignites prematurely or unevenly.

• It produces a knocking or pinging sound, which can cause damage to the engine if not addressed.

• Factors contributing to knocking include low octane fuel, high engine temperatures, and incorrect ignition timing.
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Q1. About works , skills and development
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Q1. Technical Woking knowledge, etc
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