Hyoseong Electric Maintenance Engineer Interview Questions and Answers

Q1. What is eddy current What is 5s tpm What is electromagnetic induction What formula of rpm measurement How dc motor work How you daily shift handover takeover How deal with major breakdown How star delta ...read more
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Questions related to maintenance engineering including eddy current, 5S TPM, electromagnetic induction, RPM measurement, DC motor, shift handover, major breakdown, and star delta starter.
• Eddy current is a current induced in a conductor due to a changing magnetic field

• 5S TPM is a methodology for workplace organization and standardization

• Electromagnetic induction is the production of an electromotive force across a condu...read more
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Q1. Family baground and eduction oral discussion
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Q1. What is star delta starter?
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Star delta starter is a type of reduced voltage starter used in induction motors to reduce starting current.
• Consists of two contactors - one for star connection and one for delta connection

• Initially motor is started in star connection to reduce starting current

• After a set time, motor is switched to delta connection for full speed operation

• Used in applications where high starting current can damage equipment
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Q2. How to use third party device in plc what is process?
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To use a third party device in a PLC, you need to establish communication protocols and configure the PLC to send and receive data from the device.
• Identify the communication protocol supported by the third party device (e.g. Modbus, Profibus)

• Configure the PLC to communicate with the third party device using the identified protocol

• Map the data points between the PLC and the third party device to ensure seamless data exc...read more
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Q3. What is eddy current formula?
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The eddy current formula calculates the magnitude of induced currents in a conductor due to a changing magnetic field.
• The formula is given by: I = π * D * f * B * σ

• Where I is the eddy current (A)

• D is the diameter of the coil (m)

• f is the frequency of the magnetic field (Hz)

• B is the magnetic field strength (T)

• σ is the conductivity of the material (S/m)
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Q4. What methods can be used to improve the power factor of a 130 kW load with a power factor of 0.7, and what rating of capacitor is required for this improvement?
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To improve the power factor of a 130 kW load with a power factor of 0.7, capacitors can be used. The required rating of the capacitor depends on the desired power factor improvement.
• Install capacitors in parallel with the load to improve power factor

• Calculate the required capacitance using the formula: C = (P * tan(acos(pf))) / (V^2)

• Choose capacitors with the appropriate voltage and capacitance rating for the load

• Ensur...read more
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Q1. What questions were asked regarding your family background, specifically about your mother, brother, wife, and daughter?
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Q2. What are two reasons why we should hire you?
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I have a strong background in maintenance engineering and a proven track record of improving efficiency and reducing downtime.
• Extensive experience in troubleshooting and repairing mechanical and electrical systems

• Proven ability to implement preventive maintenance programs to increase equipment reliability

• Strong communication skills to work effectively with cross-functional teams

• Certified in relevant maintenance enginee
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Q1. Calculation & Defects Analysis
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Q1. Kaizen, Major Achievements n Major Contribution
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Q1. Salary, Qualification, Discussion
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Q1. Question will be based on your location and are you willingness to work in North India (Rajasthan)
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Q2. Salary package and comfortness
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Q1. What are your salary expectations?
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I expect a competitive salary based on my experience, skills, and the responsibilities of the Senior Engineer role.
• Consider the industry standards and salary ranges for Senior Engineers in your location.

• Research the company's salary structure and compensation packages for similar roles.

• Highlight your qualifications, achievements, and unique skills that justify a higher salary.

• Be open to negotiation and discuss addition...read more
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Q2. What is your family background?
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My family background is diverse and has influenced my values and work ethic.
• My parents come from different cultural backgrounds, which has exposed me to different perspectives and traditions.

• My father is an engineer and my mother is a teacher, which has instilled in me a passion for learning and problem-solving.

• I have two siblings, both of whom are also engineers, fostering a competitive and collaborative environment.

• G...read more
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Q3. Share details of your previous job.
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I worked as a Senior Engineer at XYZ Company.
• Led a team of engineers in developing and implementing new software solutions.

• Collaborated with cross-functional teams to gather requirements and design technical solutions.

• Managed the full software development lifecycle, from planning and design to testing and deployment.

• Implemented best practices for code quality, performance, and security.

• Mentored junior engineers and con...read more
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Q4. Why are you looking for a change?
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Seeking new challenges and growth opportunities in a different organization.
• Looking for a more challenging role to enhance my skills and knowledge.

• Seeking a company with a better work-life balance.

• Interested in exploring new technologies and industries.

• Want to work in a more collaborative and innovative environment.

• Seeking better career growth and advancement opportunities.
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Q5. Where do you see yourself in 5 years?
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In 5 years, I see myself as a Senior Engineer leading a team of talented individuals, working on innovative projects and contributing to the growth of the company.
• Leading a team of engineers

• Working on innovative projects

• Contributing to the growth of the company
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Q6. What are your strengths and weaknesses?
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My strengths include problem-solving, leadership, and adaptability. My weaknesses include impatience and perfectionism.
• Strength: Problem-solving - I have a strong ability to analyze complex problems and find effective solutions.

• Strength: Leadership - I have experience leading teams and guiding them towards successful outcomes.

• Strength: Adaptability - I am able to quickly adapt to new technologies and environments.

• Weakn...read more
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Q7. Tell me about yourself.
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I am an experienced Senior Engineer with a strong background in software development and project management.
• Over 10 years of experience in software development

• Proficient in multiple programming languages such as Java, C++, and Python

• Extensive knowledge of software development methodologies and best practices

• Proven track record of successfully leading and delivering complex projects

• Strong problem-solving and analytical ...read more
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Q8. Salary negotiations and company accommodation
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Q1. Technical Questions in die casting process, Quality Process, improvements
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Q1. Process implementation, Quality implementation, Kaizen implementation
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Q1. My self background, salary discussion,
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Q1. Technical knowledge about area
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Q2. English is required as fluent
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Question abou TPM, OEE, six Sigma, lean manufacturing,kaizen,poka yoke etc

Q1. No sales discuss the directly give you ofer with hike of 30-40%
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