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Lubi Electronics Service Engineer Interview Questions and Answers

Updated 7 Feb 2024

Lubi Electronics Service Engineer Interview Experiences

1 interview found

Interview experience
5
Excellent
Difficulty level
Hard
Process Duration
Less than 2 weeks
Result
Selected Selected

I was interviewed in Jan 2024.

Round 1 - Technical 

(6 Questions)

  • Q1. IGBT full form ,mov use purpose
  • Ans. 

    IGBT stands for Insulated Gate Bipolar Transistor. MOV is Metal Oxide Varistor. They are used for different purposes.

    • IGBT is a type of power semiconductor device used for switching applications in power electronics.

    • It combines the advantages of both bipolar junction transistors (BJTs) and metal-oxide-semiconductor field-effect transistors (MOSFETs).

    • IGBTs are commonly used in applications such as motor drives, power sup...

  • Answered by AI
  • Q2. AC drives service releted questions
  • Q3. Out side work related
  • Q4. AC drives working
  • Ans. 

    AC drives are devices used to control the speed and torque of electric motors.

    • AC drives, also known as variable frequency drives (VFDs), convert fixed frequency AC power to variable frequency power to control motor speed.

    • They are commonly used in industrial applications to save energy, improve motor performance, and enable precise control.

    • AC drives consist of a rectifier, DC link, and inverter, which work together to c...

  • Answered by AI
  • Q5. Out side work related and services
  • Q6. 2 year contract bese job

Interview Preparation Tips

Interview preparation tips for other job seekers - Good

Interview questions from similar companies

Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Approached by Company and was interviewed in May 2023. There were 4 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - HR 

(2 Questions)

  • Q1. Basics general questions
  • Q2. Why are you looking for change. How much hike are you expecting. Why do you want to change within 6 months of joining a new company in my case. Etc
Round 3 - Technical 

(2 Questions)

  • Q1. General questions from project and services.
  • Q2. 1. What is risk analysis,or have you done in your previous job. 2. What is toughest job or project you handled. 3. What is safety, how would you improve it. 4. Standard of materials being used HVAC PROJECT...
  • Ans. 

    Risk analysis involves identifying potential risks in a project or job and taking steps to mitigate them.

    • Risk analysis involves identifying potential hazards or risks in a project or job.

    • It includes assessing the likelihood of these risks occurring and the potential impact they could have.

    • Steps are then taken to mitigate or eliminate these risks to ensure the safety of the project and personnel.

    • For example, in a previo...

  • Answered by AI
Round 4 - One-on-one 

(2 Questions)

  • Q1. Interview with regional service head
  • Q2. Basics question just like HR. Even though it was difficult convince him that I'm looking for a long association with company as I was switching job within 6 months from joining a new company therefore I wa...
Interview experience
4
Good
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Job Fair and was interviewed in Dec 2023. There was 1 interview round.

Round 1 - Technical 

(2 Questions)

  • Q1. Electrical wiring basic colour?
  • Ans. Red ,blu , green wire colors
  • Answered Anonymously
  • Q2. What is air condisner
  • Ans. 

    An air conditioner is a device that cools and dehumidifies the air in a room or building.

    • An air conditioner uses refrigeration technology to remove heat and moisture from the air.

    • It consists of components such as a compressor, condenser, evaporator, and expansion valve.

    • Air conditioners are commonly used in homes, offices, cars, and other indoor spaces to provide comfort.

    • They can also improve air quality by filtering ou...

  • Answered by AI
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I was interviewed in Dec 2024.

Round 1 - Technical 

(2 Questions)

  • Q1. How three level inverter topology work?
  • Q2. Explain data centre electrical configuration with UPS.

Interview Preparation Tips

Interview preparation tips for other job seekers - Technical background is important
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Approached by Company and was interviewed in May 2023. There were 4 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Don’t add your photo or details such as gender, age, and address in your resume. These details do not add any value.
View all tips
Round 2 - HR 

(2 Questions)

  • Q1. Basics general questions
  • Q2. Why are you looking for change. How much hike are you expecting. Why do you want to change within 6 months of joining a new company in my case. Etc
Round 3 - Technical 

(2 Questions)

  • Q1. General questions from project and services.
  • Q2. 1. What is risk analysis,or have you done in your previous job. 2. What is toughest job or project you handled. 3. What is safety, how would you improve it. 4. Standard of materials being used HVAC PROJECT...
  • Ans. 

    Risk analysis involves identifying potential risks in a project or job and taking steps to mitigate them.

    • Risk analysis involves identifying potential hazards or risks in a project or job.

    • It includes assessing the likelihood of these risks occurring and the potential impact they could have.

    • Steps are then taken to mitigate or eliminate these risks to ensure the safety of the project and personnel.

    • For example, in a previo...

  • Answered by AI
Round 4 - One-on-one 

(2 Questions)

  • Q1. Interview with regional service head
  • Q2. Basics question just like HR. Even though it was difficult convince him that I'm looking for a long association with company as I was switching job within 6 months from joining a new company therefore I wa...
Interview experience
4
Good
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Job Fair and was interviewed in Dec 2023. There was 1 interview round.

Round 1 - Technical 

(2 Questions)

  • Q1. Electrical wiring basic colour?
  • Ans. Red ,blu , green wire colors
  • Answered Anonymously
  • Q2. What is air condisner
  • Ans. 

    An air conditioner is a device that cools and dehumidifies the air in a room or building.

    • An air conditioner uses refrigeration technology to remove heat and moisture from the air.

    • It consists of components such as a compressor, condenser, evaporator, and expansion valve.

    • Air conditioners are commonly used in homes, offices, cars, and other indoor spaces to provide comfort.

    • They can also improve air quality by filtering ou...

  • Answered by AI
Round 1 - Technical 

(1 Question)

  • Q1. Power electronics working principle
  • Ans. 

    Power electronics is the study of electronic circuits used to convert and control electric power.

    • Power electronics deals with the conversion of electrical energy from one form to another.

    • It involves the use of semiconductor devices such as diodes, transistors, and thyristors.

    • Power electronics is used in a wide range of applications such as motor drives, renewable energy systems, and power supplies.

    • The working principle...

  • Answered by AI
Round 2 - HR 

(1 Question)

  • Q1. Why do you leave the current company
Round 3 - Case Study 

Major problem resolve

Interview Preparation Tips

Interview preparation tips for other job seekers - Be prepare for basic power electronics

Lubi Electronics Interview FAQs

How many rounds are there in Lubi Electronics Service Engineer interview?
Lubi Electronics interview process usually has 1 rounds. The most common rounds in the Lubi Electronics interview process are Technical.
How to prepare for Lubi Electronics Service Engineer interview?
Go through your CV in detail and study all the technologies mentioned in your CV. Prepare at least two technologies or languages in depth if you are appearing for a technical interview at Lubi Electronics. The most common topics and skills that interviewers at Lubi Electronics expect are Electronics, HMI, Interpersonal Skills, PLC and Relationship.
What are the top questions asked in Lubi Electronics Service Engineer interview?

Some of the top questions asked at the Lubi Electronics Service Engineer interview -

  1. IGBT full form ,mov use purp...read more
  2. AC drives work...read more
  3. AC drives service releted questi...read more

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Lubi Electronics Service Engineer Interview Process

based on 1 interview

Interview experience

5
  
Excellent
View more
Lubi Electronics Service Engineer Salary
based on 24 salaries
₹2 L/yr - ₹4.8 L/yr
9% less than the average Service Engineer Salary in India
View more details

Lubi Electronics Service Engineer Reviews and Ratings

based on 3 reviews

5.0/5

Rating in categories

1.6

Skill development

1.6

Work-life balance

2.3

Salary

1.6

Job security

2.5

Company culture

2.5

Promotions

2.5

Work satisfaction

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