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Unicorn DenMart Service Engineer Interview Questions, Process, and Tips

Updated 1 Mar 2025

Top Unicorn DenMart Service Engineer Interview Questions and Answers

  • Q1. What is diode, How to convert ac to dc Hows Microprocessor works What us transister Ac motor dc motor working Power supply work ac supply or dc supply What is rasistnace ...read more
  • Q2. What is the required pressure for a dental chair
  • Q3. How can we convert power Ac to DC

Unicorn DenMart Service Engineer Interview Experiences

3 interviews found

Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected
Round 1 - Technical 

(2 Questions)

  • Q1. How can we convert power Ac to DC
  • Ans. 

    Power can be converted from AC to DC using a rectifier circuit.

    • Use a rectifier circuit to convert AC to DC

    • Rectifier circuit consists of diodes which allow current to flow in one direction only

    • Examples of rectifier circuits include half-wave, full-wave, and bridge rectifiers

  • Answered by AI
  • Q2. What is the required pressure for a dental chair

Service Engineer Interview Questions & Answers

user image satnam singh

posted on 13 Feb 2025

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

I was interviewed in Jan 2025.

Round 1 - HR 

(2 Questions)

  • Q1. About my selfand my qualifications
  • Q2. My last company expirence and what you know about tha unicorn denmart,
Round 2 - Technical 

(2 Questions)

  • Q1. What is diode, How to convert ac to dc Hows Microprocessor works What us transister Ac motor dc motor working Power supply work ac supply or dc supply What is rasistnace and hows to work Resistance color c...
  • Ans. 

    A diode is a semiconductor device that allows current to flow in one direction only. AC can be converted to DC using rectifiers. Microprocessors process data using logic circuits. Transistors amplify or switch electronic signals. AC motors run on alternating current while DC motors run on direct current. Power supplies can work with both AC and DC inputs. Resistance is the opposition to the flow of electric current. Re...

  • Answered by AI
  • Q2. How to work relay,
  • Ans. 

    Relays are electrically operated switches used to control high power devices with low power signals.

    • Relays consist of a coil, an armature, and one or more contacts.

    • When current flows through the coil, it creates a magnetic field that attracts the armature, closing the contacts.

    • Relays are commonly used in control circuits to switch high power devices such as motors, lights, and heaters.

    • They can be used to isolate contro...

  • Answered by AI

Service Engineer Interview Questions Asked at Other Companies

asked in Tata AIG
Q1. What are the compulsory policy excess in four wheeler private veh ... read more
asked in Voltas
Q2. How much sallery you want? And you know about the term and condit ... read more
asked in Atlas Copco
Q3. What is the basic hydraulic system? What are the function of vari ... read more
asked in FANUC
Q4. •        Coordinate with other ... read more
Q5. If we want to increase engine torque, how?
Interview experience
3
Average
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Not Selected

I was interviewed in Apr 2024.

Round 1 - Aptitude Test 

Basic knowledge from each topic

Round 2 - Technical 

(1 Question)

  • Q1. Based on topic pcb and others electronic components

Interview questions from similar companies

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

I applied via Referral and was interviewed before May 2022. There were 2 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 tips
Round 2 - One-on-one 

(2 Questions)

  • Q1. Previous job role
  • Q2. Defining process parameters and its significance
  • Ans. 

    Process parameters are defined variables that affect the outcome of a process. They are significant in ensuring consistency and quality.

    • Process parameters are variables that can be measured or controlled during a process

    • They can include factors such as temperature, pressure, time, and flow rate

    • By defining and monitoring process parameters, engineers can ensure consistency and quality in the final product

    • For example, in...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Get your basics updated

I applied via Referral and was interviewed in Dec 2021. There were 6 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 

There is a online test conducted related to General Reasoning and General English .Also one other test Related to textile technical question.

Round 3 - HR 

(2 Questions)

  • Q1. General introduction of yourself?
  • Ans. 

    I am a Service Engineer with expertise in troubleshooting and repairing various types of equipment.

    • I have a Bachelor's degree in Mechanical Engineering.

    • I have 5 years of experience in the field, working for a leading manufacturing company.

    • I am skilled in diagnosing and resolving technical issues with machinery and equipment.

    • I have a strong understanding of electrical and mechanical systems.

    • I am proficient in using diag...

  • Answered by AI
  • Q2. How much sallery you want? And you know about the term and condition of this job and are you agree for this like that questions.
  • Ans. 

    I would like a competitive salary that reflects my skills and experience.

    • I am looking for a salary that is commensurate with the responsibilities and requirements of the Service Engineer role.

    • I have researched the average salary range for Service Engineers in this industry and location.

    • I am open to negotiation and would like to discuss the salary package in more detail during the interview.

    • I value fair compensation for

  • Answered by AI
Round 4 - One-on-one 

(1 Question)

  • Q1. First Round interview is with AGM. He asked me about all that work which is I am doing in my previous mill . After that He comes forward to the technical parameter which is running there . Each and every p...
Round 5 - One-on-one 

(1 Question)

  • Q1. My Final Round Interview is with Technical head Of Voltas Limited . He asked me that, Tell about yourself ? Some question related to my work. Also He asked about my Family Background . That's all
Round 6 - HR 

(1 Question)

  • Q1. Final discussion about sallery package and terms & condition of the job .

Interview Preparation Tips

Topics to prepare for Voltas Service Engineer interview:
  • Textile
  • Textile Testing
  • Spinning
  • Spinning parameter
  • General reasoning
  • English Language
  • English spoken
Interview preparation tips for other job seekers - Before Going For this Job apply be prepare yourself that you wellknown about your work .
Interview experience
5
Excellent
Difficulty level
Hard
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Approached by Company and was interviewed in Jun 2024. There were 5 interview rounds.

Round 1 - HR 

(2 Questions)

  • Q1. What is sub cooling and super heat
  • Ans. 

    Sub cooling and superheat are terms used in refrigeration to describe the temperature difference between the refrigerant's actual temperature and its saturation temperature.

    • Sub cooling is the difference between the refrigerant's actual temperature and its saturation temperature at a particular pressure.

    • Superheat is the difference between the refrigerant's actual temperature and its saturation temperature at a particula...

  • Answered by AI
  • Q2. The chiller condenser outlet line to super heat work and evaporator to compressor before sub cooling work
Round 2 - HR 

(2 Questions)

  • Q1. Refrigeration basic cycle
  • Q2. 1.Compressor to condenser 2.Condenser to expansion valve 3.Expansion valve to evaporator 4.Evaporator to compressor
Round 3 - Technical 

(2 Questions)

  • Q1. The split unit E6 error how to resolve
  • Ans. 

    E6 error in a split unit can be resolved by checking the air filter, cleaning the coils, and resetting the unit.

    • Check the air filter for any blockages or dirt buildup

    • Clean the coils to ensure proper airflow and cooling

    • Reset the unit by turning it off for a few minutes and then turning it back on

    • Consult the user manual for specific troubleshooting steps

  • Answered by AI
  • Q2. Check the Indore to outdoor communication cable continuity continuous not coming means cable is failure and cable continuity is coming na board failure
Round 4 - Group Discussion 

Manager and technical officer

Round 5 - Aptitude Test 

One split AC installation work explain

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

I applied via Walk-in and was interviewed before Apr 2023. There was 1 interview round.

Round 1 - Technical 

(1 Question)

  • Q1. Technical questions about Crusher

Interview Preparation Tips

Interview preparation tips for other job seekers - Be confident

Service Engineer Interview Questions & Answers

Voltas user image Mohammad Irshad Ansari

posted on 15 Dec 2022

I applied via Approached by Company and was interviewed before Dec 2021. 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. How type work experience like engine transmission, hydraulic related questions and how manage technician & field with office related work.
  • Q2. How many years experience this field & share your experiences
  • Q3. 1 How many years experience this field & share your experiences 2 how solve troubleshooting problem of the machine.

Interview Preparation Tips

Interview preparation tips for other job seekers - Full confidence attend interview and given all own side answer correct & truly.

I applied via Referral and was interviewed before Apr 2021. There were 4 interview rounds.

Round 1 - Aptitude Test 
Round 2 - Case Study 
Round 3 - Technical 

(1 Question)

  • Q1. Technical questions about your degree background or experience
Round 4 - HR 

(5 Questions)

  • Q1. What are your salary expectations?
  • Q2. What is your family background?
  • Q3. Share details of your previous job.
  • Q4. Why should we hire you?
  • Q5. Why are you looking for a change?

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare well about your degree and experience background.
English communication must
Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-
Round 1 - One-on-one 

(1 Question)

  • Q1. Tell me about your experience

Unicorn DenMart Interview FAQs

How many rounds are there in Unicorn DenMart Service Engineer interview?
Unicorn DenMart interview process usually has 1-2 rounds. The most common rounds in the Unicorn DenMart interview process are Technical, Aptitude Test and HR.
How to prepare for Unicorn DenMart Service Engineer 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 Unicorn DenMart. The most common topics and skills that interviewers at Unicorn DenMart expect are Installation, CAD CAM, Service Engineering, Troubleshooting and Scanner.
What are the top questions asked in Unicorn DenMart Service Engineer interview?

Some of the top questions asked at the Unicorn DenMart Service Engineer interview -

  1. What is diode, How to convert ac to dc Hows Microprocessor works What us transi...read more
  2. What is the required pressure for a dental ch...read more
  3. How can we convert power Ac to...read more

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Unicorn DenMart Service Engineer Interview Process

based on 3 interviews

Interview experience

4
  
Good
View more
Unicorn DenMart Service Engineer Salary
based on 52 salaries
₹2.2 L/yr - ₹5 L/yr
14% less than the average Service Engineer Salary in India
View more details

Unicorn DenMart Service Engineer Reviews and Ratings

based on 15 reviews

4.5/5

Rating in categories

4.4

Skill development

4.2

Work-life balance

4.0

Salary

4.0

Job security

4.2

Company culture

3.6

Promotions

4.2

Work satisfaction

Explore 15 Reviews and Ratings
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