LS Cable Quality Engineer Interview Questions and Answers

Q1. What are your strengths and weaknesses?
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Q2. Where do you see yourself in 5 years?
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Q3. Why should we hire you?
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Q4. What is your family background?
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Q5. What are your salary expectations?
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Q6. Share details of your previous job.
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Q7. Why are you looking for a change?
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Q8. Tell me about yourself.
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Regarding electrical project related discussion

Q1. Explain working of ac-dc converter
Ans. 
AC-DC converter converts alternating current (AC) to direct current (DC) for various applications.
• AC voltage is converted to DC voltage using rectifiers

• Rectifiers can be half-wave, full-wave, or bridge rectifiers

• Filtering is done to smooth out the output voltage

• Examples include power supplies for electronic devices and battery chargers
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Q2. PWM techniques, M. Tech project,
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Basic questions based on transformer, LT distribution, current affairs, electrical protection

Q1. Question related to transformer, MCB , power flow diagram, previous work experience if any , able to drive bike , LT distribution, HT voltage safety, previous semester subjects.
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Q2. Parts of transformer and function of each
Ans. 
Transformer parts include core, windings, and insulation. Core provides magnetic path, windings carry current, insulation prevents short circuits.
• Core: Provides magnetic path for flux to flow through

• Windings: Carry current and induce voltage

• Insulation: Prevents short circuits between windings and core

• Examples: E-core, C-core, shell-type transformer
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Q3. Types of MCB in electrical system
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Miniature Circuit Breakers (MCBs) are types of circuit breakers used in electrical systems to protect against overcurrent and short circuits.
• MCBs are classified based on their breaking capacity, rated current, and number of poles.

• Common types of MCBs include Type B (standard), Type C (medium delay), and Type D (high delay).

• MCBs can also be classified based on their tripping curve, such as Type K (fast tripping) and Typ
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Q4. Basic diff between relay and mcb
Ans. 
Relay is an electromechanical device used to control high power electrical devices, while MCB is a circuit protection device that trips in case of overload or short circuit.
• Relay is used to control high power electrical devices by opening or closing contacts based on input signals.

• MCB is a circuit protection device that trips and cuts off power in case of overload or short circuit.

• Relays are electromechanical devices w...read more
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Q1. Interview with VP :- short with 2 to 3 questions, must be confident to answer based on project and training.
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Q1. What is salary expectation
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Q2. Why are you leaving current company
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Q1. What are roles and responsibilities in your previous jobs
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Q1. Why do you want switch your job?
Ans. 
Seeking new challenges and opportunities for growth in a different environment.
• Looking for new challenges and opportunities for growth

• Interested in exploring different technologies and industries

• Seeking a better work-life balance

• Want to work in a more collaborative team environment
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Q2. What is your roles & responsibility in current company??
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As a Sr. engineer in my current company, my roles and responsibilities include leading a team of engineers, designing and implementing complex systems, and ensuring project deadlines are met.
• Leading a team of engineers

• Designing and implementing complex systems

• Ensuring project deadlines are met
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