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Larsen & Toubro Limited Electrical Engineer Interview Questions, Process, and Tips

Updated 10 Oct 2024

Top Larsen & Toubro Limited Electrical Engineer Interview Questions and Answers

  • Q1. 1. Power factor of transformer 2. types of DC machine 3. Working principle of AC alternator 4. DC motors
  • Q2. How many people (workmen) needed to compoete a 100km traywork in 20days? In cable vault? In piperack?
  • Q3. What is the criteria to evaluate thickness and length of cable?
View all 17 questions

Larsen & Toubro Limited Electrical Engineer Interview Experiences

20 interviews found

Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Company Website and was interviewed in Sep 2024. There were 2 interview rounds.

Round 1 - Technical 

(2 Questions)

  • Q1. What is full name of RPM.
  • Ans. 

    RPM stands for Revolutions Per Minute.

    • RPM stands for Revolutions Per Minute

    • It is a unit of rotational speed

    • Commonly used in the context of engines, motors, and other rotating machinery

  • Answered by AI
  • Q2. How many type of Motor.
  • Ans. 

    There are various types of motors including DC motors, AC motors, stepper motors, and servo motors.

    • DC motors: used in applications where speed control is important, such as in electric vehicles.

    • AC motors: commonly used in household appliances and industrial machinery.

    • Stepper motors: used in applications requiring precise position control, like 3D printers.

    • Servo motors: used in robotics and automation for accurate contr

  • Answered by AI
Round 2 - Electrical 

(2 Questions)

  • Q1. What is Earthing.
  • Ans. 

    Earthing is the process of connecting electrical systems to the ground to prevent electric shock and protect equipment.

    • Earthing provides a path for fault currents to flow safely into the ground.

    • It helps in stabilizing voltage levels and protecting against lightning strikes.

    • Earthing is essential for safety in electrical systems to prevent electric shocks.

    • Examples of earthing systems include grounding rods, grounding pla

  • Answered by AI
  • Q2. Type of Insulator
  • Ans. 

    Insulators are materials that do not conduct electricity and are used to prevent the flow of current.

    • Insulators are materials with high resistivity, such as rubber, glass, porcelain, and plastic.

    • They are used to separate conductors in electrical systems to prevent short circuits.

    • Insulators are crucial for safety in electrical installations to avoid electric shocks and fires.

  • Answered by AI
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Naukri.com and was interviewed in Oct 2023. There were 3 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 - Technical 

(2 Questions)

  • Q1. Electrical maintenance
  • Q2. Thermal power plant
Round 3 - One-on-one 

(3 Questions)

  • Q1. GIS & AIS systems,Power Transformers,CTs ,VT or PTs
  • Q2. Power Generator & distribution station
  • Q3. HT motor ,Stater

Electrical Engineer Interview Questions Asked at Other Companies

Q1. What is the difference between Switch gear & Circuit Breakers ... read more
Q2. What is ATS, transformer maintenance procedure, protection of tra ... read more
asked in Tata Steel
Q3. 1.what is composite error and ratio error in current transformer?
Q4. 1. Power factor of transformer 2. types of DC machine 3. Working ... read more
Q5. How many types of transformer according to voltage transfer
Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(2 Questions)

  • Q1. Maintenance of motor
  • Q2. Operations and maintenance
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 Jun 2023. There were 3 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 - Technical 

(1 Question)

  • Q1. VFD programming related questions, PLC basics, power distrubution methods adapted at construction site, Layout of Substation in case of setup new plant for site, Illumination calculations & benchmarks, Pro...
Round 3 - HR 

(1 Question)

  • Q1. Reason for Job Chnage
  • Ans. 

    Seeking new challenges and opportunities for growth in a dynamic work environment.

    • Desire to work on more complex projects

    • Opportunity for career advancement

    • Seeking a company with a strong focus on innovation

    • Relocation to a new city or country

    • Better work-life balance

  • Answered by AI

Larsen & Toubro Limited interview questions for designations

 Senior Electrical Engineer

 (2)

 Electrical Project Engineer

 (1)

 Junior Engineer Electrical

 (2)

 Assistant Electrical Engineer

 (1)

 Electrical Shift Engineer

 (1)

 Electrical Maintenance Engineer

 (3)

 Diploma Electrical Engineer

 (2)

 Electrical Supervisor

 (3)

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

I applied via Apna Jobs and was interviewed in Jul 2023. There was 1 interview round.

Round 1 - Technical 

(1 Question)

  • Q1. How to work induction motor
  • Ans. 

    An induction motor works by using electromagnetic induction to generate a rotating magnetic field.

    • An induction motor consists of a stator and a rotor.

    • The stator has a set of windings that are connected to an AC power source.

    • When the AC power is applied, it creates a rotating magnetic field in the stator.

    • The rotating magnetic field induces currents in the rotor windings, which in turn creates a magnetic field in the rot...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - LT PANEL, HOUSE WEARING, DG OPRET,FIRE SAFETY,

Get interview-ready with Top Larsen & Toubro Limited Interview Questions

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

I applied via LinkedIn and was interviewed before Apr 2023. There were 2 interview rounds.

Round 1 - HR 

(1 Question)

  • Q1. Self introduction
Round 2 - Technical 

(1 Question)

  • Q1. Normal electrical basic

Interview Preparation Tips

Interview preparation tips for other job seekers - Good
Round 1 - One-on-one 

(4 Questions)

  • Q1. I am MD firoj Ansari I am electrical engineer
  • Ans. I passing 2022 in b .tech complete
  • Answered Anonymously
  • Q2. I have job in electrical engineer
  • Q3. I have perjent in nioda
  • Q4. Hove you job in nioda 15

Interview Preparation Tips

Interview preparation tips for other job seekers - Electrical engineer job or industrial electrical job
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
No response

I applied via Naukri.com and was interviewed in Jun 2022. There were 2 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Properly align and format text in your resume. A recruiter will have to spend more time reading poorly aligned text, leading to high chances of rejection.
View all tips
Round 2 - Technical 

(3 Questions)

  • Q1. Generator sizing calculations
  • Ans. 

    Answering generator sizing calculations for Electrical Engineer interview.

    • Generator sizing calculations involve determining the power requirements of the load to be supplied by the generator.

    • Factors to consider include the type of load, the starting current, and the power factor.

    • The generator should be sized to handle the maximum expected load, with some margin for safety.

    • Generator sizing calculations can be done manua...

  • Answered by AI
  • Q2. Brief about Load List
  • Ans. 

    Load list is a document that lists all the electrical loads in a building or facility.

    • It includes details such as the name of the load, its location, power rating, and voltage requirements.

    • Load list is used to determine the total power demand of the building and to design the electrical system accordingly.

    • It is also used for maintenance and troubleshooting purposes.

    • Examples of loads that may be included in a load list ...

  • Answered by AI
  • Q3. Differential Relay location
  • Ans. 

    Differential relays are typically located at the ends of a protected zone.

    • Differential relays are used to detect faults within a protected zone

    • They compare the current entering and leaving the zone

    • If there is a difference, it indicates a fault

    • The relay is typically located at the end of the zone closest to the source

    • This allows for the quickest detection and isolation of faults

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Please prepare well, most of questions were practical, they were not expecting bookish answers

Skills evaluated in this interview

Electrical Engineer Interview Questions & Answers

user image sourav sekhar Nayak

posted on 28 Aug 2023

Interview experience
4
Good
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
Selected Selected

I applied via Company Website and was interviewed before Aug 2022. There were 3 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Double-check your resume for any spelling mistakes. The recruiter may consider spelling mistakes as careless behavior or poor communication skills.
View all tips
Round 2 - Technical 

(7 Questions)

  • Q1. Tell me about yourself (Details if education and career)
  • Q2. What all things you have handled till now?
  • Q3. What is the criteria to evaluate thickness and length of cable?
  • Ans. 

    Criteria for evaluating cable thickness and length in electrical engineering.

    • Consider the current carrying capacity of the cable

    • Evaluate the voltage drop over the length of the cable

    • Take into account the environmental conditions where the cable will be installed

    • Check the insulation material and its thickness

    • Ensure the cable length is sufficient for the intended application

  • Answered by AI
  • Q4. How many people (workmen) needed to compoete a 100km traywork in 20days? In cable vault? In piperack?
  • Ans. 

    The number of workmen needed depends on the size and complexity of the traywork, cable vault, and piperack.

    • The number of workmen needed for a 100km traywork in 20 days will vary based on factors such as terrain, weather conditions, and equipment availability.

    • For a cable vault, the number of workmen required will depend on the size of the vault, the type of cables being installed, and any specific safety regulations tha...

  • Answered by AI
  • Q5. What are earthling procedures? What is earthgrid?
  • Ans. 

    Earthing procedures involve connecting electrical systems to the ground to prevent electric shock and ensure safety. Earthgrid is a network of interconnected grounding systems.

    • Earthing procedures involve connecting electrical systems to the ground using conductors like copper rods or plates.

    • The purpose of earthing is to prevent electric shock by providing a path for fault currents to flow safely into the ground.

    • Earthgr...

  • Answered by AI
  • Q6. Explain cable dressing.
  • Ans. 

    Cable dressing is the process of organizing and securing cables in a neat and efficient manner to improve safety and aesthetics.

    • Cable dressing involves arranging cables in a way that minimizes interference and maximizes airflow.

    • It helps in identifying and tracing cables easily for maintenance or troubleshooting.

    • Proper cable dressing can prevent cable damage and reduce the risk of electrical hazards.

    • Examples of cable dr...

  • Answered by AI
  • Q7. Depending on availability of cable tell us what cable you will use fir a specific equipment (load)!
Round 3 - HR 

(4 Questions)

  • Q1. Where are you working now?
  • Q2. What all facilities you are getting now?
  • Q3. What is your current payment? (Griss and inhand)
  • Ans. 

    My current payment is $80,000 annually before taxes and $65,000 after taxes.

    • My current annual salary is $80,000 before taxes

    • After taxes, my take-home pay is $65,000

    • I receive a monthly salary of $6,666.67 before taxes

  • Answered by AI
  • Q4. Send me details.
  • Ans. 

    Provide details about a specific topic or project.

    • Include background information

    • Explain the purpose or goal

    • Discuss the methods or techniques used

    • Present the results or outcomes

    • Highlight any challenges faced and how they were overcome

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Technical round is important HR is just about behaviour, communication and attitude.
Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Do not use an unprofessional email address such as cool_boy@email.com. It shows a lack of professionalism by the candidate.
View all tips
Round 2 - Technical 

(1 Question)

  • Q1. How to do ct sizing ?
  • Ans. 

    CT sizing is done by considering the primary current, burden, and accuracy class of the CT.

    • Determine the primary current of the system

    • Calculate the burden of the CT

    • Select the accuracy class of the CT

    • Use the formula: CT rating = primary current x burden / (accuracy class x 100)

    • Example: For a 400A primary current, 5VA burden, and 0.5 accuracy class, CT rating = 400 x 5 / (0.5 x 100) = 40A

  • Answered by AI
Round 3 - HR 

(1 Question)

  • Q1. What's your expected salary?
Round 4 - HR 

(1 Question)

  • Q1. Why your leaving present company

Interview Preparation Tips

Interview preparation tips for other job seekers - Be prepare well for the interview before attending. To prepare well about the exact required position.

Larsen & Toubro Limited Interview FAQs

How many rounds are there in Larsen & Toubro Limited Electrical Engineer interview?
Larsen & Toubro Limited interview process usually has 2-3 rounds. The most common rounds in the Larsen & Toubro Limited interview process are Technical, Resume Shortlist and HR.
How to prepare for Larsen & Toubro Limited Electrical 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 Larsen & Toubro Limited. The most common topics and skills that interviewers at Larsen & Toubro Limited expect are Electrical Engineering, Electricals, Electrical Design, Switchgear and ETAP.
What are the top questions asked in Larsen & Toubro Limited Electrical Engineer interview?

Some of the top questions asked at the Larsen & Toubro Limited Electrical Engineer interview -

  1. 1. Power factor of transformer 2. types of DC machine 3. Working principle of A...read more
  2. How many people (workmen) needed to compoete a 100km traywork in 20days? In cab...read more
  3. What is the criteria to evaluate thickness and length of cab...read more
How long is the Larsen & Toubro Limited Electrical Engineer interview process?

The duration of Larsen & Toubro Limited Electrical Engineer interview process can vary, but typically it takes about less than 2 weeks to complete.

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Larsen & Toubro Limited Electrical Engineer Interview Process

based on 16 interviews

3 Interview rounds

  • Resume Shortlist Round
  • Technical Round
  • HR Round
View more
Larsen & Toubro Limited Electrical Engineer Salary
based on 448 salaries
₹1.5 L/yr - ₹9 L/yr
23% more than the average Electrical Engineer Salary in India
View more details

Larsen & Toubro Limited Electrical Engineer Reviews and Ratings

based on 193 reviews

4.0/5

Rating in categories

4.1

Skill development

3.5

Work-life balance

4.0

Salary

4.0

Job security

3.8

Company culture

3.7

Promotions

3.7

Work satisfaction

Explore 193 Reviews and Ratings
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