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Praj Industries Senior Engineer Interview Questions and Answers

Updated 13 Jun 2024

Praj Industries Senior Engineer Interview Experiences

2 interviews found

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

(2 Questions)

  • Q1. Production piping regarding
  • Q2. Hydro and erection and commissioning.
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Referral and was interviewed before Aug 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. Technical questions related to core engg. field.
Round 3 - HR 

(1 Question)

  • Q1. Typical HR related questions such as past company experience, any issues with past employers, work environment & policies of the organization etc...

Interview Preparation Tips

Interview preparation tips for other job seekers - Preparation with regard to past experiences & technical details of your applied job role...

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Q5. When you will perform Half or Full engine overhauling.

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Interview Questionnaire 

1 Question

  • Q1. How to design vacuum pump
  • Ans. 

    Designing a vacuum pump involves selecting the appropriate type, determining the required flow rate and pressure, and sizing the components.

    • Choose the type of vacuum pump based on the application (e.g. rotary vane, diaphragm, scroll, etc.)

    • Determine the required flow rate and pressure for the system

    • Size the components, including the pump, motor, and piping, to meet the flow rate and pressure requirements

    • Consider factors...

  • Answered by AI
Round 1 - Technical 

(3 Questions)

  • Q1. How much experince in this field
  • Ans. 

    I have 2 years of experience in this field.

    • I have worked as a Junior Engineer for 2 years.

    • During my time in this field, I have gained experience in various aspects of engineering such as design, testing, and analysis.

    • I have also worked on several projects, including a project to improve the efficiency of a manufacturing process.

    • I am constantly learning and keeping up with the latest developments in the field.

  • Answered by AI
  • Q2. Why are you like this work
  • Ans. 

    I am passionate about this work because it allows me to apply my technical skills and problem-solving abilities to make a positive impact.

    • I enjoy working with technology and finding innovative solutions.

    • I find satisfaction in overcoming challenges and learning new things.

    • I appreciate the opportunity to contribute to the development of useful products or services.

    • I value the collaborative nature of engineering work and ...

  • Answered by AI
  • Q3. Tell us something about you
  • Ans. 

    I am a dedicated and enthusiastic Junior Engineer with a strong passion for problem-solving and learning new technologies.

    • I have a Bachelor's degree in Engineering with a focus on software development.

    • I have experience working on various projects during my studies, including developing a web application for a local business.

    • I am proficient in programming languages such as Java, Python, and JavaScript.

    • I have a solid und...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - my experince is this company it's ok, but washroom is very bad

I applied via Referral and was interviewed in Dec 2019. There were 3 interview rounds.

Interview Questionnaire 

4 Questions

  • Q1. Definition and working and different types of pumps and boilers ??
  • Ans. 

    Pumps and boilers are essential equipment in various industries. Pumps are used to transfer fluids, while boilers generate steam.

    • Pumps are devices that move fluids by mechanical action.

    • There are different types of pumps, such as centrifugal pumps, reciprocating pumps, and rotary pumps.

    • Centrifugal pumps are commonly used in water supply systems and HVAC applications.

    • Reciprocating pumps are used in high-pressure applicat...

  • Answered by AI
  • Q2. What is the working of ahu ?
  • Ans. 

    AHU stands for Air Handling Unit. It is a device used to regulate and circulate air as part of a heating, ventilation, and air conditioning (HVAC) system.

    • AHU is responsible for conditioning and distributing air within a building.

    • It consists of components like fans, filters, heating and cooling coils, dampers, and controls.

    • The fans in AHU draw in outside air, filter it, and then distribute it to various areas of the bui...

  • Answered by AI
  • Q3. How many types of boilers
  • Ans. 

    There are several types of boilers used in various industries and applications.

    • There are four main types of boilers: fire-tube, water-tube, electric, and biomass.

    • Fire-tube boilers are commonly used in steam locomotives and industrial plants.

    • Water-tube boilers are used in power stations and large industrial settings.

    • Electric boilers are used for heating purposes in residential and commercial buildings.

    • Biomass boilers us...

  • Answered by AI
  • Q4. Which types of machines are used in pharmaceutical company

Interview Preparation Tips

Interview preparation tips for other job seekers - Be confident while facing the interview and preapre well on your core subjects

I applied via Campus Placement and was interviewed before May 2020. There was 1 interview round.

Interview Questionnaire 

2 Questions

  • Q1. Why SF6 gas is used in circuit breakers?
  • Ans. 

    SF6 gas is used in circuit breakers due to its excellent electrical insulation properties and high dielectric strength.

    • SF6 gas has high dielectric strength, making it an effective insulator in high voltage applications.

    • It has excellent arc-quenching properties, allowing it to quickly extinguish electrical arcs.

    • SF6 gas is chemically stable and non-toxic, making it safe for use in circuit breakers.

    • It has a high thermal c...

  • Answered by AI
  • Q2. What protections are used in a substation?
  • Ans. 

    Substations use various protections to ensure safety and reliability of power supply.

    • Overcurrent protection

    • Ground fault protection

    • Transformer protection

    • Surge protection

    • Circuit breaker

    • Relay protection

    • Isolation switches

    • Lightning arresters

    • Fire protection

    • Security measures

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - The interviewer will first ask your subject of interest based on that he will ask you the basic questions
If ua strong with basics then surely u can crack it easily.
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
Selected Selected

I applied via Referral and was interviewed before Mar 2023. There were 2 interview rounds.

Round 1 - Technical 

(3 Questions)

  • Q1. Q) Introduce about yourself
  • Q2. Q) Condensor area calculation and drying time..
  • Ans. 

    Condenser area calculation is based on heat transfer requirements and drying time depends on factors like temperature, humidity, and airflow.

    • Calculate condenser area based on heat transfer requirements and desired cooling capacity

    • Consider factors like temperature, humidity, and airflow when determining drying time

    • Use formulas such as Q = U * A * deltaT for heat transfer calculations

    • Optimize condenser design to maximize

  • Answered by AI
  • Q3. Q) why do we use water as major part of utility.
  • Ans. 

    Water is used as a major part of utility due to its abundance, versatility, cost-effectiveness, and environmentally friendly properties.

    • Abundance: Water is readily available in nature and can be easily sourced for various industrial processes.

    • Versatility: Water can be used for a wide range of applications such as cooling, cleaning, and as a solvent.

    • Cost-effectiveness: Water is relatively inexpensive compared to other u...

  • Answered by AI
Round 2 - HR 

(1 Question)

  • Q1. Why am I will to relocate.

Interview Preparation Tips

Interview preparation tips for other job seekers - Interview will be average....considering the experience and our contribution in the previous company.
Interview experience
3
Average
Difficulty level
-
Process Duration
-
Result
-
Round 1 - HR 

(2 Questions)

  • Q1. What about your experience
  • Q2. What about your profile
Round 2 - Technical 

(2 Questions)

  • Q1. What is scale-up
  • Ans. 

    Scale-up is the process of increasing the production capacity of a system or process.

    • Scale-up involves transferring a process from a small scale to a larger scale.

    • Factors such as equipment size, operating conditions, and material properties need to be considered during scale-up.

    • Examples of scale-up include increasing the batch size of a chemical reaction or transitioning from a lab-scale production to a pilot plant or

  • Answered by AI
  • Q2. What is reaction kinetics
  • Ans. 

    Reaction kinetics is the study of rates at which chemical reactions occur.

    • Reaction kinetics involves studying the factors that affect the speed of a chemical reaction.

    • It includes determining the reaction mechanism, rate laws, and reaction rates.

    • Examples of factors affecting reaction kinetics include temperature, concentration, and catalysts.

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - It was good

I appeared for an interview in Nov 2016.

Interview Questionnaire 

1 Question

  • Q1. Draw a Single Line Diagram of 33/11kV substation?
  • Ans. 

    A Single Line Diagram is a simplified representation of a substation's electrical system.

    • A Single Line Diagram shows the electrical components and their connections in a substation.

    • It uses standardized symbols to represent transformers, circuit breakers, switches, etc.

    • The diagram typically includes the incoming power lines, transformers, busbars, and outgoing feeders.

    • It helps in understanding the flow of power and the ...

  • Answered by AI

Interview Preparation Tips

Round: Resume Shortlist
Experience: My job profile was completely matched with his Job requirement.
Tips: Always mentioned interviewer requirement in your CV.

Round: Test
Experience: In technical round, you will get all technical questions related to your branch/subject.
Tips: Always study some basic technical topics related to your subject before your interview, maximum interviewer asked some basics questions only.
Duration: 1 hour 15 minutes
Total Questions: 50

Round: Technical Interview
Experience: After got the question, I have draw a SLD on white board correctly.
Tips: You need to study before your interview.

Skills: Team Leader

I applied via Approached by Company and was interviewed in Jan 2018. There was 0 interview round.

Interview Preparation Tips

General Tips: This interview was a technical one but was majorly a stress test. It lasted for about 1 hour 10 minutes. The interviewer wanted to test both my knowledge and communication skills.
Skills: Ts 16949,IATF 16949,7QC,SPC,, Communication, Body Language, Problem Solving, Analytical Skills, Leadership, Presentation Skills, Time Management, Decision Making Skills
Duration: <1 week

Praj Industries Interview FAQs

How many rounds are there in Praj Industries Senior Engineer interview?
Praj Industries interview process usually has 2 rounds. The most common rounds in the Praj Industries interview process are Technical, Resume Shortlist and HR.
What are the top questions asked in Praj Industries Senior Engineer interview?

Some of the top questions asked at the Praj Industries Senior Engineer interview -

  1. Technical questions related to core engg. fie...read more
  2. Hydro and erection and commissioni...read more
  3. Production piping regard...read more

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Praj Industries Senior Engineer Interview Process

based on 2 interviews

Interview experience

4.5
  
Good
View more

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Praj Industries Senior Engineer Salary
based on 54 salaries
₹4.5 L/yr - ₹11.2 L/yr
22% less than the average Senior Engineer Salary in India
View more details

Praj Industries Senior Engineer Reviews and Ratings

based on 15 reviews

4.0/5

Rating in categories

3.5

Skill development

3.3

Work-life balance

3.5

Salary

3.9

Job security

3.5

Company culture

3.2

Promotions

3.3

Work satisfaction

Explore 15 Reviews and Ratings
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