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Tata Group Junior Engineer Electrical Interview Questions and Answers

Updated 5 Dec 2022

Tata Group Junior Engineer Electrical Interview Experiences

1 interview found

I applied via Job Fair and was interviewed in Jun 2022. There were 2 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. What is transformer?
  • Ans. 

    A transformer is an electrical device that transfers electrical energy from one circuit to another through electromagnetic induction.

    • Transformers are used to increase or decrease the voltage of an alternating current (AC) power supply.

    • They consist of two coils of wire, called the primary and secondary coils, wrapped around a magnetic core.

    • When an AC current flows through the primary coil, it creates a magnetic field th...

  • Answered by AI
  • Q2. Losses of transformer.
  • Ans. 

    Losses in transformer are of two types - copper losses and iron losses.

    • Copper losses occur due to the resistance of the winding and are also known as I²R losses.

    • Iron losses occur due to the alternating magnetization and demagnetization of the core and are also known as hysteresis and eddy current losses.

    • Total losses in a transformer are the sum of copper losses and iron losses.

    • Efficiency of a transformer is the ratio o...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Best of luck. Prepare yourself as a good student. And have confident before going to the interview. If u don't know the answer tell them you don't know. Don't try to recall .

Interview questions from similar companies

Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(2 Questions)

  • Q1. Adani solar energy
  • Q2. Adani solar energy sidda
  • Ans. 

    Adani solar energy sidda

  • Answered by Poonam Singh Rathore
Round 2 - Technical 

(2 Questions)

  • Q1. Adani solar energy
  • Q2. Adani solar energy
Round 3 - Technical 

(2 Questions)

  • Q1. Adani solar energy
  • Q2. Adani solar energy sidda

I was interviewed before Sep 2020.

Round 1 - Coding Test 

(1 Question)

Round duration - 140 minutes
Round difficulty - Medium

Test timing was at 2:00 pm , it was conducted in a college and the environment was good for the test. Camera was a primary part of test, so no suspicious activity.

  • Q1. 

    Sum of Two Numbers Represented as Arrays

    Given two numbers in the form of two arrays where each element of the array represents a digit, calculate the sum of these two numbers and return this sum as an ar...

  • Ans. 

    Given two numbers represented as arrays, calculate their sum and return the result as an array.

    • Iterate through the arrays from right to left, adding digits and carrying over if necessary

    • Handle cases where one array is longer than the other by considering the remaining digits

    • Ensure the final sum array does not have any leading zeros

  • Answered by AI
Round 2 - Face to Face 

Round duration - 20 minutes
Round difficulty - Easy

The round was conducted at around 12 p.m. I was called at the college location and then it was conducted. The interviewer was quite polite and frank.

Round 3 - HR 

Round duration - 8 minutes
Round difficulty - Easy

This round was conducted right after finishing and clearing the technical round at the same place and on the same day.

Interview Preparation Tips

Eligibility criteriaAbove 60 %Wipro Limited interview preparation:Topics to prepare for the interview - OOPS, Data Structures, Database Concepts, Coding problemsTime required to prepare for the interview - 2-3 monthsInterview preparation tips for other job seekers

Tip 1 : Practice atleast 2-3 Coding problems daily so your logic building becomes stronger.
Tip 2 : Exercise problems based on OOPS concepts and others too.
Tip 3 : If you can have your own project built, then it's the major point and will act as a plus point.

Application resume tips for other job seekers

Tip 1 : Your resume should be in standard form, short and simple will be more effective.
Tip 2 : Whatever you have learned, you need to mention it in your resume as that will be your primary source of selection and having project on your resume is important.

Final outcome of the interviewSelected

Skills evaluated in this interview

I applied via Campus Placement and was interviewed before Feb 2020. There were 4 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. Hr

Interview Preparation Tips

Interview preparation tips for other job seekers - You should be true to what you are putting before the interviewer . Try to put your ideas Add something you did well in your career like in projects /research which you know very well and versed in concepts about it for open interview so that interviewer can get bandwidth where he can ask questions from. This is simply a key .

I applied via Campus Placement and was interviewed in Dec 2020. There was 1 interview round.

Interview Questionnaire 

1 Question

  • Q1. 1.Describe a situation where you have taken a quick decision and failed, and a situation where you succeeded. 2. What is a skill you have tried to achieve but failed? 3. Describe a decision you have taken ...

Interview Preparation Tips

Interview preparation tips for other job seekers - 1. Always try to take risk in small problems . When you face the consequences, you would be able to tackle bigger problems.
2. Every skill you learn, even if you didn't excel in it is not to be considered a waste of time/failure, you learn something simply by participating.

I applied via Referral and was interviewed before Jun 2021. There were 2 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 - One-on-one 

(1 Question)

  • Q1. Situation Based Basic formulas rolls and responsibilities

Interview Preparation Tips

Interview preparation tips for other job seekers - Great leadership team to work with, Good learning,

I applied via Job Portal and was interviewed before Jan 2021. There were 3 interview rounds.

Interview Questionnaire 

1 Question

  • Q1. Oops Concepts,JAVA 8

Interview Preparation Tips

Interview preparation tips for other job seekers - Quite simple and easy. 1st round technical.2nd round HR

I applied via Campus Placement and was interviewed in Mar 2020. There was 1 interview round.

Interview Questionnaire 

1 Question

  • Q1. How do you get the second to last element from a SQL table?
  • Ans. 

    To get the second to last element from a SQL table, use the OFFSET-FETCH clause.

    • Use the ORDER BY clause to sort the table in descending order.

    • Use the OFFSET-FETCH clause to skip the last row and fetch the second to last row.

    • Example: SELECT column_name FROM table_name ORDER BY column_name DESC OFFSET 1 ROWS FETCH NEXT 1 ROWS ONLY;

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Practice by building a simple full stack web application.

Skills evaluated in this interview

Interview Questionnaire 

1 Question

  • Q1. Drupal data migration

Interview Questionnaire 

1 Question

  • Q1. About the SDLC

Interview Preparation Tips

Interview preparation tips for other job seekers - Very nice

Tata Group Interview FAQs

How many rounds are there in Tata Group Junior Engineer Electrical interview?
Tata Group interview process usually has 2 rounds. The most common rounds in the Tata Group interview process are Resume Shortlist and Technical.
What are the top questions asked in Tata Group Junior Engineer Electrical interview?

Some of the top questions asked at the Tata Group Junior Engineer Electrical interview -

  1. What is transform...read more
  2. Losses of transform...read more

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