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Hitachi Hi-Rel Power Electronics Graduate Engineer Interview Questions and Answers

Updated 23 Oct 2023

Hitachi Hi-Rel Power Electronics Graduate Engineer Interview Experiences

1 interview found

Graduate Engineer Interview Questions & Answers

user image Jay Gaming world

posted on 23 Oct 2023

Interview experience
3
Average
Difficulty level
Easy
Process Duration
4-6 weeks
Result
Not Selected

I applied via campus placement at Vishwakarma Government Engineering College, Ahmedabad and was interviewed in Apr 2023. 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 Resume tips
Round 2 - HR 

(2 Questions)

  • Q1. Any project you done in college?
  • Ans. Yes,i have done two project which is on home automation and automatic alarm detection system,
  • Answered by Jay Gaming world
  • Q2. Do you explain project with circuit diagram
  • Ans. 

    Yes, I can explain projects with circuit diagrams to visually represent the components and connections.

    • Use standard symbols for components like resistors, capacitors, and transistors.

    • Clearly label each component and connection in the circuit diagram.

    • Include a legend to explain the symbols used in the diagram.

    • Show the flow of current through the circuit.

    • Use software like CircuitLab or LTspice to create professional-look

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare your project , intership explanation,
Prepare properly you favourite subject

Interview questions from similar companies

Interview experience
5
Excellent
Difficulty level
Easy
Process Duration
-
Result
Selected Selected

I applied via campus placement at National Engineering College, Kovilpatti

Round 1 - Technical 

(2 Questions)

  • Q1. Aptitude Topics - Age, Profit and Loss, Verbal , Logical 1. The Sum of ages of 5 children born at interval of 3 yrs each is 50 yrs . what is the age of the youngest child ?
  • Q2. JFET Terminal ? SCR Terminal ? If impurity is increased in intrinsic semiconductor , the breakdown voltage will ? Which Gate is used as inverter ? Which is difficult to fabricate in IC ? Resistivity...
  • Ans. 

    Answering questions related to JFET, SCR, impurity in semiconductor, gates, IC fabrication, resistivity of silicon, and transistors.

    • JFET terminals are Gate, Drain, and Source.

    • SCR terminals are Anode, Cathode, and Gate.

    • Increasing impurity in intrinsic semiconductor decreases breakdown voltage.

    • MOSFET gate is used as an inverter.

    • Diffusion of resistors is difficult to fabricate in IC.

    • Resistivity of pure Silicon is around 2

  • Answered by AI
Round 2 - Group Discussion 

Each team has 15 mins of time
Topics
1.E-Vehicles in India (Pros and Corns)
2.Indian Youths choosing Politics as Career is encouraged / not ?
3.Indian Education / Foreign Education ?

Round 3 - Technical 

(1 Question)

  • Q1. - Be Very Clear in Area of Interest mentioned in Resume + Internship(Know the Basics) + workshop . CMRR Ratio ? Ideal Characteristics of OPAMP - I/P and O/P Impedance ? What is KCL ? Effective Resistor Pr...

Interview Preparation Tips

Interview preparation tips for other job seekers - In Unexpected time Miracles do Happen , Keep your Hard + Smart work ON
Interview experience
5
Excellent
Difficulty level
Hard
Process Duration
2-4 weeks
Result
Selected Selected

I applied via Campus Placement and was interviewed in Jun 2024. There were 3 interview rounds.

Round 1 - Aptitude Test 

Some question was related to number, time and work

Round 2 - Technical 

(2 Questions)

  • Q1. Difference between transistor and diode
  • Ans. 

    Transistors are three-terminal semiconductor devices used for amplification and switching, while diodes are two-terminal semiconductor devices used for rectification.

    • Transistors have three terminals: base, emitter, and collector, while diodes have two terminals: anode and cathode.

    • Transistors can amplify signals and act as switches, while diodes allow current to flow in one direction only.

    • Examples of transistors include...

  • Answered by AI
  • Q2. On which project you are working
Round 3 - HR 

(2 Questions)

  • Q1. Self introduction
  • Q2. Family background

Interview Preparation Tips

Interview preparation tips for other job seekers - Here job is secure and providing good benifits for you and your family .
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via campus placement at Sri Ramakrishna Engineering College, Coimbatore and was interviewed in Sep 2023. There were 2 interview rounds.

Round 1 - Aptitude Test 

Basic aptitude which comprises of all topics and few technical mcq

Round 2 - HR 

(1 Question)

  • Q1. Questions from Resume

Interview Preparation Tips

Interview preparation tips for other job seekers - Be strong on basic electronics
Interview experience
3
Average
Difficulty level
-
Process Duration
-
Result
-
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 Resume tips
Round 2 - Technical 

(2 Questions)

  • Q1. What is microcontroller
  • Ans. 

    A microcontroller is a small computer on a single integrated circuit that is designed to control specific devices.

    • It contains a processor, memory, and input/output peripherals on a single chip

    • Used in various applications such as automotive, medical devices, and home appliances

    • Examples include Arduino, Raspberry Pi, and PIC microcontrollers

  • Answered by AI
  • Q2. What is bridge wave rectifier
  • Ans. 

    Bridge wave rectifier is a circuit that converts AC voltage into DC voltage using four diodes arranged in a bridge configuration.

    • It is a type of full-wave rectifier

    • It uses four diodes arranged in a bridge configuration

    • It converts AC voltage into DC voltage

    • It produces a higher output voltage than a half-wave rectifier

    • It is commonly used in power supplies and battery chargers

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Keep technicals knowledge strong. More fundamental question

Skills evaluated in this interview

I applied via Referral and was interviewed in Mar 2022. There were 2 interview rounds.

Round 1 - Aptitude Test 

Normal Electronics Technical Questions

Round 2 - One-on-one 

(2 Questions)

  • Q1. Normal College Project Related Questions
  • Q2. Why You want to join is

Interview Preparation Tips

Interview preparation tips for other job seekers - Good Company for New Joinee
Easy to Learn Environments

I applied via Walk-in and was interviewed in Aug 2021. There were 5 interview rounds.

Interview Questionnaire 

5 Questions

  • Q1. 1st Round Aptitude+Technical (written)
  • Q2. 2nd Round Group Discussion
  • Q3. 3rd Round again Technical
  • Q4. 4th Round Technical + General HR round
  • Q5. 5th Round with Higher Official

Interview Preparation Tips

Interview preparation tips for other job seekers - Technically Strong people can easily clear
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
Selected Selected

I applied via Campus Placement and was interviewed before Dec 2023. There were 3 interview rounds.

Round 1 - Technical 

(2 Questions)

  • Q1. Motors and generator working
  • Q2. Transformers related questions
Round 2 - Technical 

(2 Questions)

  • Q1. How multimeter work
  • Ans. 

    A multimeter is a device used to measure voltage, current, and resistance in electrical circuits.

    • A multimeter typically has settings for measuring voltage, current, and resistance.

    • To measure voltage, the multimeter is connected in parallel to the circuit being tested.

    • To measure current, the multimeter is connected in series to the circuit being tested.

    • To measure resistance, the multimeter sends a small known current th...

  • Answered by AI
  • Q2. What is power factor
  • Ans. 

    Power factor is a measure of how effectively electrical power is being used in a system.

    • Power factor is the ratio of real power (kW) to apparent power (kVA) in an electrical system.

    • It is a number between 0 and 1, with 1 indicating perfect efficiency.

    • Low power factor can result in increased energy costs and inefficient use of electrical equipment.

    • Power factor correction can be implemented to improve efficiency and reduc

  • Answered by AI
Round 3 - Personality Assessment 

(2 Questions)

  • Q1. Abbreviation of your resume
  • Ans. 

    Abbreviation of my resume includes key achievements, skills, and experiences in a concise format.

    • Include relevant job titles and companies

    • List key skills and certifications

    • Highlight academic achievements and projects

    • Mention any relevant volunteer work or extracurricular activities

  • Answered by AI
  • Q2. ......
Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-

I applied via Campus Placement

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 Resume tips
Round 2 - Aptitude Test 

25 trchnical questions as per area of interest. 30 minutes to answer. Level of difficulty medium.

Round 3 - Group Discussion 

Abstract topic given mostly current affairs. Focused more on your method of expression.

Interview Preparation Tips

Interview preparation tips for other job seekers - Easy interview process overall. Very good HR team. Cooperative interview process.
Interview experience
4
Good
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Referral and was interviewed before Apr 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 Resume tips
Round 2 - Aptitude Test 

General Aptitude and reasoning questions

Round 3 - Technical 

(1 Question)

  • Q1. About logic gates Electrical Machine
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Hitachi Hi-Rel Power Electronics Interview FAQs

How many rounds are there in Hitachi Hi-Rel Power Electronics Graduate Engineer interview?
Hitachi Hi-Rel Power Electronics interview process usually has 2 rounds. The most common rounds in the Hitachi Hi-Rel Power Electronics interview process are Resume Shortlist and HR.

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Hitachi Hi-Rel Power Electronics Graduate Engineer Interview Process

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