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Armstrong Fluid Technology Interview Questions and Answers

Updated 5 May 2019

Armstrong Fluid Technology Interview Experiences

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CFD Engineer Interview Questions & Answers

user image Anonymous

posted on 5 May 2019

I applied via Approached by Company and was interviewed in Oct 2018. There were 5 interview rounds.

Interview Questionnaire 

4 Questions

  • Q1. It was telephonic round taken by the team leader of R&D team
  • Q2. Started with brief introduction about myself. Questions from CFD domain like turbulence modeling, wall y+, selection of turbulence model, courant number, transient simulation. How much flow time should one...
  • Q3. Later on after few weeks, the organization called me up for personal face to face discussion. Team Lead asked me few questions related to conduction and asked me about physics of Lift, drag, then some tur...
  • Q4. Then after some wait, there was HR round where she explained me about company history and brief me about work done in Bangalore Office. Salary negotiations happened and said she will update me about the r...

Interview Preparation Tips

Round: Resume Shortlist
Experience: Job profile was in line with my skill set.
To be specific, the organization was looking for a candidate with 2-3 years experience in CFD domain and I was matching that requirement.

General Tips: Be confident about yourself.
Duration: 1-4 weeks

CFD Engineer Interview Questions asked at other Companies

Q1. Draw velocity and thermal boundary condition for outer flow ( flow over flat plate) and inner flow ( flow through pipe)
View answer (1)

Jobs at Armstrong Fluid Technology

View all

Interview questions from similar companies

Round 1 - Technical 

(1 Question)

  • Q1. Pure pump basics , impeller, SAP, MOC, curve,
Round 2 - HR 

(1 Question)

  • Q1. Why u want to join , hike etc

Interview Preparation Tips

Interview preparation tips for other job seekers - Overall all technical and practical questions

I applied via Naukri.com and was interviewed in Jan 2022. There were 2 interview rounds.

Round 1 - Technical 

(1 Question)

  • Q1. Asked related job profile
Round 2 - HR 

(1 Question)

  • Q1. Asked salary expectations

Interview Preparation Tips

Interview preparation tips for other job seekers - Please remain chill & need to know in depth about your profile
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
4-6 weeks
Result
Selected Selected

I was interviewed before Oct 2023.

Round 1 - Technical 

(1 Question)

  • Q1. Electrical Design Related
Round 2 - Technical 

(1 Question)

  • Q1. Electrical power
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
Selected Selected

I applied via Approached by Company 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 - Telephonic Call 

(2 Questions)

  • Q1. Market information , product specific
  • Q2. Share Market details and competitor details, not about my present company
Round 3 - Group Discussion 

Virtual meet with Zonal Head, Product Head and Branch head

Interview Preparation Tips

Topics to prepare for Ksb Pumps Assistant Manager interview:
  • Practice, and background study
Interview preparation tips for other job seekers - Be confident, study little bit about the company and its origin. Also ready with your best advice about the company for improvement. All is matter your confidence
Interview experience
4
Good
Difficulty level
Easy
Process Duration
2-4 weeks
Result
Selected Selected

I applied via Company Website and was interviewed in Nov 2022. There were 5 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 

(6 Questions)

  • Q1. What is jigs and fixtures, gcodes of cnc machines, drawing study, GD and T, Basic program for drilling and pcd calculations . hr is asked family background salary expectation job profile and duties and res...
  • Ans. 

    Jigs and fixtures are tools used in manufacturing to hold and guide workpieces during machining processes.

    • Jigs and fixtures are used to ensure accuracy and repeatability in machining operations.

    • Gcodes are a standardized language used to control CNC machines.

    • Drawing study involves analyzing technical drawings to understand dimensions, tolerances, and specifications.

    • GD&T (Geometric Dimensioning and Tolerancing) is a syst...

  • Answered by AI
  • Q2. Different between jigs and fixtures
  • Ans. 

    Jigs are used to guide and control the cutting tool, while fixtures hold and locate the workpiece.

    • Jigs are used for drilling, tapping, and reaming operations.

    • Fixtures are used for milling, grinding, and turning operations.

    • Jigs are often made of steel and are more complex than fixtures.

    • Fixtures are often made of cast iron and are simpler than jigs.

    • Jigs are used to ensure accuracy and repeatability in mass production.

    • Fix...

  • Answered by AI
  • Q3. G code for drilling and tapping
  • Ans. 

    G code for drilling and tapping is used in CNC machines to control the movement of the drill and tap.

    • G81 is used for drilling

    • G84 is used for tapping

    • The code specifies the depth, speed, and position of the drill or tap

    • The code is written in a specific format and must be entered correctly for the machine to execute the command

  • Answered by AI
  • Q4. Pcd calculations
  • Q5. Pcd driiling program for fanuc control
  • Ans. 

    PCD drilling program for Fanuc control is a computer program used for drilling operations.

    • PCD drilling program is used for drilling operations on materials like aluminum, copper, and composite materials.

    • It is designed to work with Fanuc control systems.

    • The program uses PCD (polycrystalline diamond) tools for drilling.

    • It can be customized to meet specific drilling requirements.

    • The program can be used for both roughing a

  • Answered by AI
  • Q6. How to make counter holes, which cutter using for the operations
  • Ans. 

    Counter holes can be made using a counterbore cutter or a countersink cutter depending on the application.

    • Counterbore cutters are used to create a flat-bottomed hole with a larger diameter than the original hole.

    • Countersink cutters are used to create a conical recess at the surface of the material.

    • The choice of cutter depends on the size and depth of the hole required, as well as the material being worked on.

    • It is impo...

  • Answered by AI
Round 3 - Assignment 

Technical objective questions for cnc machines and programming knowledge for drawing study

Round 4 - Group Discussion 

Plant manager interview

Round 5 - HR 

(1 Question)

  • Q1. Salary discussion after you agree for your salary then go to medical.

Interview Preparation Tips

Interview preparation tips for other job seekers - prepare basic knowledge of cnc machines be confident and brave . show full confident for interviewer.
Interview experience
4
Good
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
Selected Selected

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

Round 1 - Technical 

(5 Questions)

  • Q1. How will you set up a simulation for cavitation test in CFD?
  • Ans. 

    Setting up a cavitation test simulation in CFD involves defining the fluid properties, boundary conditions, and meshing.

    • Define the fluid properties such as density, viscosity, and vapor pressure.

    • Set up appropriate boundary conditions to simulate the cavitation phenomenon.

    • Generate a high-quality mesh to accurately capture the cavitation effects.

    • Choose a suitable turbulence model to account for the turbulent flow behavio...

  • Answered by AI
  • Q2. What is the parameter that is monitored in a pumping station sump simulation?
  • Ans. 

    The parameter monitored in a pumping station sump simulation is water level.

    • Water level is monitored to ensure it stays within safe operating limits.

    • Monitoring water level helps prevent overflow or equipment damage.

    • Examples of monitoring methods include float switches, ultrasonic sensors, and pressure transducers.

  • Answered by AI
  • Q3. What turbulence model do you use for CFD of centrifugal pumps?
  • Ans. 

    I typically use the k-epsilon turbulence model for CFD of centrifugal pumps.

    • I prefer the k-epsilon turbulence model due to its accuracy in predicting turbulent flow behavior.

    • This model is widely used in industrial applications and is well-suited for simulating flow in centrifugal pumps.

    • The k-epsilon model calculates turbulent kinetic energy (k) and its dissipation rate (epsilon) to model turbulence effects.

    • Other common...

  • Answered by AI
  • Q4. How will you setup aero-acoustic simulation?
  • Ans. 

    To setup aero-acoustic simulation, one must first define the geometry, mesh the domain, set up boundary conditions, choose appropriate turbulence model, and select suitable solver settings.

    • Define the geometry of the object or flow field being studied

    • Mesh the domain to discretize the geometry into smaller elements

    • Set up appropriate boundary conditions to mimic real-world scenarios

    • Choose a suitable turbulence model to ca...

  • Answered by AI
  • Q5. What was the major difficulty faced by you during a centrifugal pump design? Walk us through your successful and unsuccessful pump design projects?
  • Ans. 

    The major difficulty faced during a centrifugal pump design was achieving optimal efficiency and performance.

    • One major difficulty was selecting the right impeller design to ensure proper flow and pressure.

    • Another challenge was balancing the pump components to minimize vibration and noise.

    • Successful project: Designed a centrifugal pump for a chemical processing plant that exceeded performance expectations.

    • Unsuccessful p...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Have basic knowledge of Fluid Mechanics and CFD along with turbulence modeling. For a hydraulic design engineer job it is important to know commercial pump design tools like CFturbo.
Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(1 Question)

  • Q1. What is real dom and virtual dom in react
  • Ans. 

    Real DOM is the actual representation of the HTML structure, while Virtual DOM is a lightweight copy used for efficient updates.

    • Real DOM is slower as it directly manipulates the HTML structure.

    • Virtual DOM is faster as it updates the lightweight copy and then syncs with the real DOM.

    • React uses the Virtual DOM to minimize unnecessary re-rendering of components.

    • Virtual DOM allows for efficient batch updates, improving per...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Good

Skills evaluated in this interview

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

There were 6 questions to be solved. 3 average and 3 tough questions.

Round 2 - One-on-one 

(1 Question)

  • Q1. Concepts ask in interview Java Threads Exception Collections Spring boot annotations Git
Round 3 - HR 

(1 Question)

  • Q1. A general conversations, regarding my experience, project.

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare well on java concepts.
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Recruitment Consulltant and was interviewed in Oct 2024. There were 3 interview rounds.

Round 1 - Technical 

(1 Question)

  • Q1. Write unit testing for adding two nimbers
  • Ans. 

    Unit testing for adding two numbers

    • Create a test case with two numbers and expected sum

    • Call the function that adds two numbers

    • Assert that the result matches the expected sum

  • Answered by AI
Round 2 - Behavioral 

(1 Question)

  • Q1. Explain challenge you faced in your last project
Round 3 - HR 

(1 Question)

  • Q1. Salary expectations

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare on fundamentals and previous projects

Skills evaluated in this interview

Armstrong Fluid Technology Interview FAQs

How to prepare for Armstrong Fluid Technology interview?
Go through your CV in detail and study all the technologies mentioned in your CV. Prepare at least two technologies or languages in depth if you are appearing for a technical interview at Armstrong Fluid Technology. The most common topics and skills that interviewers at Armstrong Fluid Technology expect are HVAC, Customer Service, Account Management, Consulting and Electrical Design.

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Armstrong Fluid Technology Reviews and Ratings

based on 41 reviews

3.8/5

Rating in categories

3.5

Skill development

4.0

Work-life balance

3.4

Salary

3.8

Job security

3.5

Company culture

3.0

Promotions

3.3

Work satisfaction

Explore 41 Reviews and Ratings
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