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OPTCL Apprenticeship Trainee Interview Questions and Answers for Experienced

Updated 15 May 2023

OPTCL Apprenticeship Trainee Interview Experiences for Experienced

2 interviews found

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

I applied via Walk-in and was interviewed in Jan 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 

(4 Questions)

  • Q1. What is transformer ?
  • Ans. 

    A transformer is an electrical device that transfers electrical energy between two or more circuits through electromagnetic induction.

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

    • They consist of two or more coils of wire, known as windings, that are wound around a core made of magnetic material.

    • The primary winding receives the electrical energy from the input circuit a...

  • Answered by AI
  • Q2. How to work 3 phase induction motor?
  • Ans. 

    A 3-phase induction motor works by creating a rotating magnetic field that interacts with the rotor to produce motion.

    • A 3-phase induction motor requires a 3-phase power supply.

    • The stator windings create a rotating magnetic field.

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

    • The interaction between the stator and rotor magnetic fields produces torque and rotation.

    • The s...

  • Answered by AI
  • Q3. Which principles transformer are work?
  • Ans. 

    The principles that transformers work on

    • Principle of electromagnetic induction

    • Principle of mutual induction

    • Principle of energy conservation

    • Principle of step-up and step-down voltage transformation

    • Principle of magnetic flux linkage

  • Answered by AI
  • Q4. What are the types of losses in transformer ?
  • Ans. 

    The types of losses in a transformer are copper losses and iron losses.

    • Copper losses occur due to the resistance of the transformer windings.

    • Iron losses occur due to the magnetic properties of the transformer core.

    • Copper losses include both the I^2R losses in the windings and eddy current losses.

    • Iron losses include hysteresis losses and eddy current losses in the core.

    • Copper losses can be reduced by using larger conduc...

  • Answered by AI
Round 3 - HR 

(1 Question)

  • Q1. Tell me about your self ?
  • Ans. 

    I am a motivated individual with a passion for learning and a strong foundation in technical skills, eager to contribute and grow.

    • Currently pursuing a degree in engineering, where I have developed strong analytical and problem-solving skills.

    • Completed an internship at XYZ Company, where I assisted in project management and gained hands-on experience in the field.

    • Active member of the university robotics club, where I co...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Decision making and positive thinking, good acknowledgement and freely interact to each other.
Interview experience
5
Excellent
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via Company Website and was interviewed in Apr 2023. 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 - Aptitude Test 

Logical reasoning, Numeral system, Algebra, Geometry

Round 3 - Coding Test 

Java, python and javaScript

Interview Preparation Tips

Interview preparation tips for other job seekers - React Developer ui components designing & Application interface coding

Apprenticeship Trainee Interview Questions Asked at Other Companies for Experienced

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Q1. What is the circuit breaker.circuit breaker protect by short circ ... read more
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Q2. What is a transformer? How does a transformer increase or decreas ... read more
asked in Tata Power
Q3. What is a motor? How does a motor work using AC current?
asked in OPTCL
Q4. What is a transformer?
asked in Tata Power
Q5. What is solar energy. Solar energy is working by son in work by s ... read more

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Interview Tips & Stories
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Can speak English, can’t deliver in interviews
I feel like I can't speak fluently during interviews. I do know english well and use it daily to communicate, but the moment I'm in an interview, I just get stuck. since it's not my first language, I struggle to express what I actually feel. I know the answer in my head, but I just can’t deliver it properly at that moment. Please guide me
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I applied via Other and was interviewed before Apr 2020. There was 1 interview round.

Interview Questionnaire 

1 Question

  • Q1. Latest Updates on Service Tax/ NPV
  • Ans. 

    Service tax has been replaced by GST since July 2017. NPV is still relevant for investment decisions.

    • Service tax has been subsumed under GST since July 2017

    • NPV stands for Net Present Value and is used to evaluate investment decisions

    • NPV takes into account the time value of money and calculates the present value of future cash flows

    • NPV is still relevant and widely used in finance and investment analysis

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Be Updated with Latest Amendments
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
More than 8 weeks
Result
Selected Selected

I applied via LinkedIn and was interviewed before Dec 2022. There were 3 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 - One-on-one 

(1 Question)

  • Q1. Basics questions like tell me about yourself
Round 3 - One-on-one 

(1 Question)

  • Q1. Related to core subjects
Interview experience
2
Poor
Difficulty level
Hard
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via Company Website and was interviewed in May 2024. There was 1 interview round.

Round 1 - Technical 

(2 Questions)

  • Q1. Rankine process
  • Q2. Heat engines, types of pump, refrigeration cycle, distillation column design, turbines

Interview Preparation Tips

Interview preparation tips for other job seekers - better things to do than waste time in this hiring process
Interview experience
2
Poor
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(2 Questions)

  • Q1. Electrical related like-transformer , circuit breaker,
  • Q2. As you wish you can ask

Interview Preparation Tips

Interview preparation tips for other job seekers - Electrical
Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Provisional basis 

(1 Question)

  • Q1. Grade of concrete
  • Ans. 

    Grade of concrete refers to the strength of the concrete mix design.

    • Grade of concrete is denoted by the ratio of cement, sand, and aggregates in the mix.

    • Common grades of concrete include M10, M15, M20, M25, etc.

    • Higher grade of concrete indicates higher strength and durability.

    • For example, M20 grade concrete has a mix ratio of 1:1.5:3 (cement:sand:aggregate).

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Important focus on technical skills and to search jobs on regular basis through online platform
Are these interview questions helpful?
Round 1 - One-on-one 

(3 Questions)

  • Q1. Very attractive work culture here is
  • Q2. Why are you joining wbsetcl?
  • Q3. Tell your name in simple?

Interview Preparation Tips

Interview preparation tips for other job seekers - ok, join very good. your name is bad
Interview experience
4
Good
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via Company Website and was interviewed before Aug 2023. There was 1 interview round.

Round 1 - Application Form 

(2 Questions)

  • Q1. What year do you study in?
  • Ans. 

    I am currently studying in my third year of university.

    • Third year of university

    • Expected graduation year is next year

    • Taking advanced courses in my major

  • Answered by AI
  • Q2. Why did you choose kseb?
  • Ans. 

    I chose KSEB because of its reputation for providing reliable and affordable electricity services.

    • Reputation for reliability in providing electricity services

    • Affordable rates compared to other providers

    • Good customer service

    • Convenient payment options

    • Positive reviews from current customers

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

I appeared for an interview in Feb 2025, where I was asked the following questions.

  • Q1. What skills do you specialize in?
  • Ans. 

    I specialize in full-stack development, focusing on JavaScript frameworks, cloud computing, and agile methodologies.

    • Proficient in JavaScript frameworks like React and Angular for building dynamic user interfaces.

    • Experienced in backend development using Node.js and Express, enabling seamless API integration.

    • Skilled in cloud services such as AWS and Azure, optimizing application deployment and scalability.

    • Familiar with a...

  • Answered by AI
  • Q2. How many years of experience do you have?
  • Q3. What additional qualifications do you possess?
  • Q4. In what areas do you have knowledge or expertise?
  • Ans. 

    I have expertise in software development, algorithms, data structures, and web technologies, with a focus on scalable applications.

    • Proficient in programming languages like Python, Java, and JavaScript.

    • Experience with web frameworks such as React for front-end and Node.js for back-end development.

    • Strong understanding of algorithms and data structures, demonstrated through competitive programming.

    • Familiar with cloud serv...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - No

OPTCL Interview FAQs

How many rounds are there in OPTCL Apprenticeship Trainee interview for experienced candidates?
OPTCL interview process for experienced candidates usually has 3 rounds. The most common rounds in the OPTCL interview process for experienced candidates are Resume Shortlist, Technical and HR.
What are the top questions asked in OPTCL Apprenticeship Trainee interview for experienced candidates?

Some of the top questions asked at the OPTCL Apprenticeship Trainee interview for experienced candidates -

  1. What is transforme...read more
  2. What are the types of losses in transforme...read more
  3. How to work 3 phase induction mot...read more

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Overall Interview Experience Rating

5/5

based on 2 interview experiences

Difficulty level

Easy 100%

Duration

Less than 2 weeks 100%
View more
OPTCL Apprenticeship Trainee Salary
based on 4 salaries
₹1 L/yr - ₹1.1 L/yr
44% less than the average Apprenticeship Trainee Salary in India
View more details

OPTCL Apprenticeship Trainee Reviews and Ratings

based on 12 reviews

4.6/5

Rating in categories

4.7

Skill development

4.8

Work-life balance

3.9

Salary

4.8

Job security

4.9

Company culture

4.5

Promotions

4.9

Work satisfaction

Explore 12 Reviews and Ratings
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₹10.2 L/yr - ₹15 L/yr

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