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Nangloi Water Services Engineer Interview Questions and Answers

Updated 29 Dec 2021

Nangloi Water Services Engineer Interview Experiences

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Engineer Interview Questions & Answers

user image Anonymous

posted on 29 Dec 2021

I applied via Referral and was interviewed in Jun 2021. There was 1 interview round.

Interview Questionnaire 

3 Questions

  • Q1. What would we say to DI pipe End
  • Ans. 

    DI pipe end is the point where the ductile iron pipe terminates.

    • DI pipe end refers to the termination point of a ductile iron pipe.

    • It is typically a circular opening or a flanged connection.

    • DI pipe ends are designed to facilitate the connection of pipes or fittings.

    • They can be threaded, grooved, or have a plain end for different types of connections.

    • Examples of DI pipe ends include socket ends, spigot ends, and flanged

  • Answered by AI
  • Q2. Which fitting we use in i/c oh 900×700mm DI pipe line
  • Ans. 

    The fitting used in i/c oh 900×700mm DI pipe line depends on the specific requirements of the project.

    • The type of fluid being transported through the pipeline

    • The pressure and temperature of the fluid

    • The location and accessibility of the pipeline

    • The budget and timeline of the project

    • Common fittings used in DI pipelines include flanges, couplings, and valves

  • Answered by AI
  • Q3. Tee - 900×700mm DI all flnge Adaptor - 900mm and 700mm gasket nos of 900-2nos and 700mm-2nos

Interview Preparation Tips

Interview preparation tips for other job seekers - this interview was technical one but was majorly a stress test. it lasted for about 1hour

Interview questions from similar companies

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

(2 Questions)

  • Q1. Water treatment
  • Q2. Instrumentation
Round 2 - HR 

(2 Questions)

  • Q1. Confidence building
  • Q2. Team building capability

I applied via Company Website and was interviewed before Jan 2021. There were 3 interview rounds.

Interview Questionnaire 

3 Questions

  • Q1. Pumps, Motors & Aerators
  • Q2. Working principle of pumps and Aerators
  • Ans. 

    Pumps and aerators are used to move fluids and gases respectively.

    • Pumps work by creating a pressure difference to move fluids from one place to another.

    • Aerators introduce air into liquids to increase oxygen levels and promote biological processes.

    • Types of pumps include centrifugal, positive displacement, and jet pumps.

    • Types of aerators include surface aerators, diffused aerators, and mechanical aerators.

  • Answered by AI
  • Q3. Pump calculation

Interview Preparation Tips

Interview preparation tips for other job seekers - Need more dedication and avoid unnecessary talks while answering important questions

I was interviewed before Feb 2021.

Round 1 - HR 

(3 Questions)

  • Q1. Tell me about yourself.
  • Q2. Share details of your previous job.
  • Q3. What are your salary expectations?
Round 2 - Technical 

(2 Questions)

  • Q1. Quality site inspection
  • Q2. Materials Testing & Third party Inspection

Interview Preparation Tips

Interview preparation tips for other job seekers - What about cement Test,Soil Test

I applied via Naukri.com and was interviewed in Mar 2021. There were 5 interview rounds.

Interview Questionnaire 

2 Questions

  • Q1. Network, STP, Wet well, Pumping Station related.
  • Q2. TECHNICAL STP & WET WELL RELATED

Interview Preparation Tips

Interview preparation tips for other job seekers - Deep knowledge about planning, schedule & Execution .

I applied via Walk-in and was interviewed before Dec 2021. 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 - Group Discussion 

Detailed information about the previous company where i worked.Discussed with project manager regarding my roles and assignments i had taken on work location.Along with that we discussed about my academic projects and skills that i had mastered in my career

Round 3 - Assignment 

Interviewers gave me the task to elaborate the design of pollution control equipments and assessments

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

I applied via Campus Placement and was interviewed before May 2022. 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 - Aptitude Test 

MCQ based 50 marks 50 questions test.

Round 3 - HR 

(3 Questions)

  • Q1. Family background
  • Q2. Relocation issue
  • Q3. Why applied in Ramky

Interview Preparation Tips

Interview preparation tips for other job seekers - Just clear the aptitude round & go for HR interview confidently. You'll crack it.

I applied via Naukri.com and was interviewed in Feb 2022. 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 

(1 Question)

  • Q1. Concrete structure and water supply related
Round 3 - HR 

(3 Questions)

  • Q1. What are your salary expectations?
  • Q2. Share details of your previous job.
  • Q3. Where do you see yourself in 5 years?

Interview Preparation Tips

Interview preparation tips for other job seekers - Very good response by HR team and managment
Interview experience
5
Excellent
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Walk-in and was interviewed in Sep 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 tips
Round 2 - Technical 

(2 Questions)

  • Q1. Boiler and Turbine related questions
  • Q2. DM and RO question

Interview Preparation Tips

Interview preparation tips for other job seekers - Boiler
Turbine
DM and RO Plant

I applied via Naukri.com and was interviewed before Feb 2020. There were 4 interview rounds.

Interview Questionnaire 

3 Questions

  • Q1. Regarding your earlier job experience.
  • Q2. What was one situation you handled
  • Q3. Knowledge about different tools

Interview Preparation Tips

Interview preparation tips for other job seekers - good

Nangloi Water Services Interview FAQs

What are the top questions asked in Nangloi Water Services Engineer interview?

Some of the top questions asked at the Nangloi Water Services Engineer interview -

  1. which fitting we use in i/c oh 900×700mm DI pipe l...read more
  2. what would we say to DI pipe ...read more
  3. Tee - 900×700mm DI all flnge Adaptor - 900mm and 700mm gasket nos of 900-2nos ...read more

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