1 Power Grid Corporation of India Graduate Apprentice Interview Questions & Answers | Complete Prep Guide 2025

Power Grid Corporation of India Graduate Apprentice Interview Experiences

1 interview found

Graduate Apprentice Interview Questions & Answers

Anonymous

posted on 13 Sep 2023

Interview experience

Good

Difficulty level

Easy

Process Duration

Less than 2 weeks

Result

Selected

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

Round 1 - Merit based

(1 Question)

Q1. Where are you from and how many family member are there. What does your father do ? Where you want to be posted for apprenticeship ?

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Interview Preparation Tips

Interview preparation tips for other job seekers - If you are a boy you are guarenteed to be posted in outer area given your family circumstances are good.

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Interview Tips & Stories

4d (edited)

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Got Rejected In an Interview, Just Because I Didn’t Answer a Personal Question

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Interview questions from similar companies

Trainee Interview Questions & Answers

NTPC

Anonymous

posted on 12 Jan 2015

Interview Questionnaire

4 Questions

Q1. Explain the parameters of transmission line ?

Ans.

Parameters of transmission line include resistance, inductance, capacitance, and conductance.

Resistance: opposition to the flow of current
Inductance: ability to store energy in a magnetic field
Capacitance: ability to store energy in an electric field
Conductance: ability to conduct electric current
Examples: coaxial cable, waveguide, twisted pair cable

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Q2. What is Hysteresis curve ?

Ans.

Hysteresis curve is a graphical representation of the relationship between magnetic field strength and magnetization of a material.

It shows the lag between the magnetic field and the magnetization of a material.
It is used to study the magnetic properties of materials.
It is commonly used in the design of magnetic circuits and devices.
Examples include transformer cores, magnetic storage devices, and electric motors.
The s...

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Q3. Why and which type of transformer do we use to reduce power loss during transmission?

Ans.

We use step-up transformers to reduce power loss during transmission by increasing voltage and decreasing current.

Step-up transformers increase voltage and decrease current, which reduces power loss during transmission.
This is because power loss is proportional to the square of the current, so reducing current reduces power loss.
For example, power is transmitted over long distances at high voltages (e.g. 500 kV) to red...

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Q4. Explain Power Factor?

Ans.

Power factor is the ratio of real power to apparent power in an AC circuit.

Power factor is a measure of how efficiently electrical power is being used.
It ranges from 0 to 1, with 1 being the most efficient.
A low power factor can result in higher energy costs and equipment damage.
Capacitors can be used to improve power factor.
Power factor is important in industries where large amounts of electrical power are used.

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Interview Preparation Tips

Round: Resume Shortlist
Experience: First shortlisting is CPI based.

General Tips: • The company has different selection criteria's for different category.
• You must thoroughly study their site, it will make very good impression on them.
• You must give your interview in a way that they must think you will definitely join it.
Skills: Power Systems,
College Name: IIT- Kanpur

Trainee Interview Questions & Answers

Reliance Power

Anonymous

posted on 9 Oct 2021

I applied via Campus Placement and was interviewed in Apr 2021. There were 3 interview rounds.

Interview Questionnaire

1 Question

Q1. Mostly Powerplant releted, some basic electrical, some on personal intererst and hobbies

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Interview Preparation Tips

Interview preparation tips for other job seekers - Be natural, be smart. Don't panic. Answer only what you know 100% otherwise don't. Best of luck.

Trainee Interview Questions & Answers

BHEL

Anonymous

posted on 7 Mar 2024

Interview experience

Good

Difficulty level

Moderate

Process Duration

2-4 weeks

Result

Selected

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

Round 1 - Technical

(2 Questions)

Q1. Regarding Final year project Basics of Power electronics Nasics of machines

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Q2. Basics question on EEE

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Round 2 - One-on-one

(1 Question)

Q1. Regarding active particiapation in project and question on coding

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Interview Preparation Tips

Interview preparation tips for other job seekers - Work hard with smart to get fast results

Trainee Interview Questions & Answers

NTPC

Anonymous

posted on 5 Apr 2024

Interview experience

Excellent

Difficulty level

Moderate

Process Duration

Less than 2 weeks

Result

Selected

I applied via latest gov jobs and was interviewed in Oct 2023. There were 3 interview rounds.

Round 1 - Aptitude Test

Aptitude and reasoning

Round 2 - Group Discussion

Discussion about social media

Round 3 - HR

(1 Question)

Q1. Mechanical questions

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Trainee Interview Questions & Answers

Adani Power

Anonymous

posted on 15 May 2024

Interview experience

Good

Difficulty level

Moderate

Process Duration

More than 8 weeks

Result

Selected

I applied via Walk-in and was interviewed in Nov 2023. There was 1 interview round.

Round 1 - Technical

(1 Question)

Q1. What is pv call.

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Interview Preparation Tips

Interview preparation tips for other job seekers - Be confident in interview.

Skills evaluated in this interview

Manager Interview Questions & Answers

BHEL

Anonymous

posted on 14 Nov 2021

I applied via Company Website and was interviewed before Nov 2020. There were 3 interview rounds.

Interview Questionnaire

1 Question

Q1. Technical questions

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Interview Preparation Tips

Interview preparation tips for other job seekers - Be confident Sound knowledge of power plant engineering will help

Production Engineer Interview Questions & Answers

BHEL

Anonymous

posted on 5 May 2021

Interview Questionnaire

1 Question

Q1. How we can increase efficiency of boiler ?

Ans.

Efficiency of a boiler can be increased by improving insulation, optimizing combustion, and regular maintenance.

Improve insulation to reduce heat loss
Optimize combustion by adjusting air-to-fuel ratio and using efficient burners
Regular maintenance to clean and repair components
Use economizers to recover waste heat
Upgrade to high-efficiency boilers
Implement energy management systems to monitor and control boiler operati

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Quality Engineer Interview Questions & Answers

Suzlon Group

Anonymous

posted on 4 Aug 2022

I applied via Company Website and was interviewed before Aug 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.

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Round 2 - HR

(1 Question)

Q1. Pulling Sub Stesan Experience

Ans.

Pulling sub-stesan experience

Sub-stesan refers to a subset of a larger system or process
Pulling sub-stesan experience means extracting relevant information from a smaller part of a system
This experience can be useful in identifying and solving specific quality issues
Examples include analyzing data from a specific production line or testing a particular component of a product

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Interview Preparation Tips

Interview preparation tips for other job seekers - Quality and sub stesan Experience Engineer post

Senior Executive Interview Questions & Answers

Reliance Power

Anonymous

posted on 10 Feb 2024

Interview experience

Excellent

Difficulty level

Process Duration

Result

Round 1 - Technical

(2 Questions)

Q1. What is branch of pass out BE

Ans.

The branch of pass out BE refers to the specialization or field of study in which the individual completed their Bachelor of Engineering degree.

The branch of pass out BE can vary depending on the university or institution.
Some common branches of pass out BE include Computer Science, Mechanical Engineering, Electrical Engineering, Civil Engineering, etc.
The branch determines the specific knowledge and skills acquired du...

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Q2. What is work of mcc breaker

Ans.

MCC breaker is a device used in electrical systems to protect motors and other electrical equipment from overcurrents.

MCC breaker stands for Motor Control Center breaker.
It is a type of circuit breaker specifically designed for use in motor control centers.
The main function of an MCC breaker is to protect motors and other electrical equipment from overcurrents.
It automatically trips and interrupts the flow of electrici...

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Power Grid Corporation of India Interview FAQs

How many rounds are there in Power Grid Corporation of India Graduate Apprentice interview?

Power Grid Corporation of India interview process usually has 2 rounds. The most common rounds in the Power Grid Corporation of India interview process are Resume Shortlist.

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based on 1 interview

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Power Grid Corporation of India Graduate Apprentice Salary

based on 5 salaries

₹1 L/yr - ₹2.4 L/yr

7% less than the average Graduate Apprentice Salary in India

View more details

Power Grid Corporation of India Salaries in India

Field Engineer 212 salaries	₹0 L/yr - ₹0 L/yr
Field Supervisor 86 salaries	₹0 L/yr - ₹0 L/yr
Graduate Apprentice Trainee 65 salaries	₹0 L/yr - ₹0 L/yr
Electrical Engineer 62 salaries	₹0 L/yr - ₹0 L/yr
Associate Engineer 58 salaries	₹0 L/yr - ₹0 L/yr