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Petron Engineering Construction Lead QA QC Engineer Interview Questions and Answers

Updated 15 Jul 2021

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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 Oct 2024. There were 2 interview rounds.

Round 1 - Technical 

(2 Questions)

  • Q1. Motor type, Pump lowering, ESR piping etc.
  • Q2. Solar Specification
Round 2 - HR 

(2 Questions)

  • Q1. Notice period is negotiable
  • Q2. 30%hike on current ctc

Interview Preparation Tips

Interview preparation tips for other job seekers - Keep calm, to be honest if you know about whats they ask explain them if not then leave and say sorry.
Interview experience
5
Excellent
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via campus placement at PSG College of Technology, Coimbatore and was interviewed in Sep 2024. There were 3 interview rounds.

Round 1 - Aptitude Test 

General knowlegde, Basic Aptitude, Domain Technical MCQ

Round 2 - Group Discussion 

Genx vs Genz, Altitude and comparsion

Round 3 - One-on-one 

(2 Questions)

  • Q1. Components of Transformer
  • Ans. 

    Components of a transformer include core, windings, and insulation.

    • Core: Provides a path for magnetic flux

    • Windings: Primary and secondary coils for inducing voltage

    • Insulation: Prevents short circuits and ensures safety

  • Answered by AI
  • Q2. Question based on series and parallel resistance
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Not Selected

I applied via Job Portal and was interviewed before Apr 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 

(4 Questions)

  • Q1. What do you know about PCB ?
  • Ans. 

    PCB stands for Printed Circuit Board, a board made of non-conductive material with conductive tracks for electronic components.

    • PCB is used to mechanically support and electrically connect electronic components using conductive pathways.

    • It is made of non-conductive material like fiberglass, with copper tracks to connect components.

    • PCBs can be single-sided, double-sided, or multi-layered depending on the complexity of th...

  • Answered by AI
  • Q2. What is the active and passive components?
  • Ans. 

    Active components require a power source to operate, while passive components do not.

    • Active components require an external power source to function, such as transistors and integrated circuits.

    • Passive components do not require an external power source, such as resistors and capacitors.

    • Active components can control the flow of electricity, while passive components simply store or dissipate energy.

    • Examples of active comp...

  • Answered by AI
  • Q3. What is the difference between resistance and capacitor?
  • Ans. 

    Resistance is the opposition to the flow of current in a circuit, while a capacitor stores and releases electrical energy.

    • Resistance limits the flow of current, while a capacitor stores and releases charge.

    • Resistance is measured in ohms, while capacitance is measured in farads.

    • Examples of resistors include carbon film resistors, while examples of capacitors include ceramic capacitors.

    • Resistance dissipates energy in the...

  • Answered by AI
  • Q4. What do you know about SMT ?
  • Ans. 

    SMT stands for Surface Mount Technology, a method of electronic component assembly where components are mounted directly onto the surface of a printed circuit board (PCB).

    • SMT components are smaller and lighter than through-hole components, allowing for higher component density on PCBs.

    • SMT components are typically mounted using solder paste and reflow soldering techniques.

    • SMT technology allows for automated assembly pro...

  • Answered by AI

Skills evaluated in this interview

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

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

Round 1 - Technical 

(2 Questions)

  • Q1. Bitumen work related
  • Q2. Concrete and earth work
Interview experience
3
Average
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(2 Questions)

  • Q1. Is code for CBR
  • Ans. 

    CBR stands for Code Based Routing, a method used in software development for routing messages based on code logic.

    • CBR is a technique used in software development to route messages based on code logic

    • It involves writing code to determine how messages should be routed

    • CBR is commonly used in systems where routing decisions are complex and need to be dynamic

  • Answered by AI
  • Q2. IS 2720 Part 8
  • Ans. 

    IS 2720 Part 8 is a standard for determining the water content of soil by oven drying method.

    • IS 2720 Part 8 is a standard method used in geotechnical engineering to determine the water content of soil samples.

    • The method involves weighing a soil sample, drying it in an oven, and then re-weighing to calculate the water content.

    • The water content is calculated as the difference in weight before and after drying, divided by...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Very Smooth proc7
Interview experience
5
Excellent
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Company Website and was interviewed in Apr 2023. There were 2 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 

(3 Questions)

  • Q1. Why do you want to do job?
  • Q2. Why have you joined Electronics?
  • Q3. What is Ohm's law?
  • Ans. 

    Ohm's law states that the current through a conductor between two points is directly proportional to the voltage across the two points.

    • Ohm's law is represented by the equation I = V/R, where I is the current, V is the voltage, and R is the resistance.

    • It is named after Georg Simon Ohm, a German physicist who first formulated this law.

    • This law is applicable to all types of circuits, including DC and AC circuits.

    • It is use...

  • Answered by AI

Interview Preparation Tips

Topics to prepare for AtkinsRealis Electrical Engineer interview:
  • IT
Interview preparation tips for other job seekers - I am one guy who is troubled for job I have done diploma in electrical branch. Due to not getting the right platform, I am busy on the job link.

I applied via Walk-in

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 - Aptitude Test 

30 questions in 30 minutes question from machine and power system

Round 3 - Technical 

(1 Question)

  • Q1. Questions from transformer and 3 phase synchronous machine and from internship

Interview Preparation Tips

Interview preparation tips for other job seekers - Read electrical machine and power system
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Naukri.com and was interviewed before Sep 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 

(3 Questions)

  • Q1. Material testing
  • Q2. Quality assurance question
  • Q3. Column slab checking , method statements of work procedures
Round 3 - HR 

(1 Question)

  • Q1. About joining it was discussed

Interview Preparation Tips

Interview preparation tips for other job seekers - Can ask any construction material testing limits and checking of different activities at site level.

Interview Questionnaire 

3 Questions

  • Q1. Is code for all material Testing Procedure?
  • Ans. 

    No, code is not applicable for all material testing procedures.

    • Code is primarily used for software testing, not material testing.

    • Material testing procedures involve physical tests and measurements.

    • Examples of material testing procedures include tensile testing, hardness testing, and impact testing.

  • Answered by AI
  • Q2. Which Quality test conducted in Construction lab
  • Ans. 

    Various quality tests are conducted in construction labs to ensure the durability and safety of the structures.

    • Concrete compressive strength test

    • Aggregate impact value test

    • Water absorption test

    • Bitumen content test

    • Soil compaction test

  • Answered by AI
  • Q3. Procedure of All testing Related soil,concrete ,cement etc
  • Ans. 

    The procedure for testing soil, concrete, and cement involves various steps and techniques.

    • Collect samples of soil, concrete, and cement from the site.

    • Perform tests to determine the properties and characteristics of the materials.

    • For soil testing, conduct tests such as moisture content, compaction, and permeability.

    • For concrete testing, perform tests like compressive strength, slump, and air content.

    • For cement testing,...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Focus is code practice laboratory test procedure and Quality Assurance plant for Civil construction

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