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Sona Comstar Interview Questions, Process, and Tips

Updated 22 Feb 2025

Top Sona Comstar Interview Questions and Answers

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Sona Comstar Interview Experiences

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57 interviews found

Engineer Interview Questions & Answers

user image Anonymous

posted on 19 Jan 2024

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

I applied via Recruitment Consulltant and was interviewed before Jan 2023. There were 2 interview rounds.

Round 1 - Technical 

(2 Questions)

  • Q1. 1.What is CBM and TBM 2. How to calculate MTTR and MTBF 3. What is the TPM 4. Problem solving skill 5. Types of bearing 6. Cnc machine ball screw replacement procedure
  • Ans. 

    CBM stands for Condition-Based Maintenance and TBM stands for Tunnel Boring Machine.

    • CBM is a maintenance strategy that uses real-time data to determine the condition of equipment and schedule maintenance accordingly.

    • TBM is a machine used to excavate tunnels with a circular cross-section through a variety of soil and rock strata.

    • MTTR (Mean Time to Repair) is the average time required to repair a failed component or syst...

  • Answered by AI
  • Q2. What is the hydraulic system and working
  • Ans. 

    A hydraulic system is a technology that uses fluid to transmit power and control movement.

    • Hydraulic systems use a fluid, typically oil or water, to transmit power.

    • The system consists of a pump, valves, actuators, and fluid lines.

    • The pump pressurizes the fluid, which is then distributed through the system.

    • Valves control the flow and direction of the fluid.

    • Actuators, such as cylinders or motors, convert the fluid pressur...

  • Answered by AI
Round 2 - HR 

(1 Question)

  • Q1. Company policy discuss

Interview Preparation Tips

Interview preparation tips for other job seekers - Good

Engineer Interview Questions asked at other Companies

Q1. ❖ If a team member is unable to carry out his work, he is doing it repetitively, how would you handle it?, would you like to work only on lifing of components, or would you be ready to shift to other departments?
View answer (7)
Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
Selected Selected

I applied via Recruitment Consulltant and was interviewed in Jul 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 - HR 

(1 Question)

  • Q1. About education ,qualifications, background
Round 3 - HR 

(1 Question)

  • Q1. About Carrier journey , self growth .

Interview Preparation Tips

Interview preparation tips for other job seekers - Excellent

Maintenance Engineer Interview Questions asked at other Companies

Q1. 1)which refrigeration cycle used in chilling plant?
View answer (9)

Interview Questions & Answers

user image Anonymous

posted on 18 Nov 2023

Interview experience
5
Excellent
Difficulty level
Moderate
Process Duration
4-6 weeks
Result
Selected Selected

I applied via Naukri.com and was interviewed in May 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 - Group Discussion 

Related to your past experiences and feasibility

Round 3 - HR 

(5 Questions)

  • Q1. Salary and family and education Verification
  • Q2. Related to Education
  • Q3. Related to family background
  • Q4. Related to last company responsibility
  • Q5. Realted toast salary structure

Interview Preparation Tips

Interview preparation tips for other job seekers - Great Opportunity and growth

I applied via Naukri.com and was interviewed before Apr 2021. There were 4 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 - Case Study 

Related to your field,
Ex: Forging - about trouble shooting

Round 3 - Case Study 

About trouble shooting - Related to your field

Round 4 - HR 

(2 Questions)

  • Q1. Why you are changing the company?
  • Q2. Are you ready to relocate?

Interview Preparation Tips

Interview preparation tips for other job seekers - Keep try

Sona Comstar interview questions for popular designations

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Engineer Trainee Interview Questions & Answers

user image Surya Mohanraj

posted on 24 Aug 2023

Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-

I applied via Job Portal

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 - HR 

(1 Question)

  • Q1. They discussed about current CTC and expected CTC
Round 3 - HR 

(1 Question)

  • Q1. They discussed about current CTC and expected CTC

Engineer Trainee Interview Questions asked at other Companies

Q1. If 10 people had a meeting and they shake hands only once with each of the others, then how many handshakes will be there in total ?
View answer (8)

Get interview-ready with Top Sona Comstar Interview Questions

R&D Engineer Interview Questions & Answers

user image Anonymous

posted on 18 Mar 2023

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

I applied via Approached by Company and was interviewed in Sep 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 - One-on-one 

(2 Questions)

  • Q1. Heat generating component in motor
  • Ans. 

    The heat generating component in a motor is the stator winding and rotor core.

    • Stator winding and rotor core are the main sources of heat generation in a motor.

    • The heat generated is due to the resistance of the winding and core losses.

    • Efficient cooling systems are required to dissipate the heat and prevent damage to the motor.

    • Examples of cooling systems include air cooling, liquid cooling, and forced ventilation.

  • Answered by AI
  • Q2. Cooling methods for motor
  • Ans. 

    Cooling methods for motors include air cooling, liquid cooling, and oil cooling.

    • Air cooling involves using a fan to circulate air over the motor to dissipate heat.

    • Liquid cooling uses a coolant, such as water or a mixture of water and glycol, to absorb heat from the motor and transfer it to a radiator.

    • Oil cooling involves circulating oil through the motor to absorb heat and then transferring it to a heat exchanger.

    • The c...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Have a background about electric motor and controller

R&D Engineer Interview Questions asked at other Companies

Q1. give some ideal characteristics of opamp. what is CMRR. what is the practical significance of CMRR. why the input impedance must be large. what is impedance matching, why it has to be done. what is MPTT and its advantages. explain about D-A... read more
View answer (1)

Jobs at Sona Comstar

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Quality Engineer Interview Questions & Answers

user image Mritunjay Kumar

posted on 5 Feb 2025

Interview experience
4
Good
Difficulty level
Hard
Process Duration
More than 8 weeks
Result
Selected Selected

I was interviewed before Feb 2024.

Round 1 - Technical 

(1 Question)

  • Q1. How do you classified a lathe machine
  • Ans. 

    A lathe machine is classified based on its size, design, and functionality.

    • Classification based on size: mini lathe, bench lathe, engine lathe, turret lathe, etc.

    • Classification based on design: horizontal lathe, vertical lathe, center lathe, etc.

    • Classification based on functionality: CNC lathe, manual lathe, automatic lathe, etc.

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Don't join in low grade, they change there policy and stop your growth suddenly.

Quality Engineer Interview Questions asked at other Companies

Q1. What is MSA and addition of msa version, type of msa ,what different between variable data and attibute data .why difine flase and miss rate calculate by msa .
View answer (8)

R&D Engineer Interview Questions & Answers

user image Anonymous

posted on 27 Jan 2023

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

I applied via Approached by Company and was interviewed in Aug 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 

(2 Questions)

  • Q1. Idea about drive cycle
  • Ans. 

    Drive cycle refers to the pattern of vehicle operation over a specified period of time.

    • Drive cycle is used to evaluate vehicle emissions and fuel economy.

    • It includes different driving modes such as idling, acceleration, deceleration, and cruising.

    • Examples of drive cycles include FTP-75, HWFET, and US06.

    • Drive cycle data is used to develop and test new vehicle technologies.

    • Drive cycles can vary depending on the type of v

  • Answered by AI
  • Q2. Major heating components in EV motor
  • Ans. 

    The major heating components in an EV motor are the stator winding and the rotor.

    • Stator winding: The stator winding is responsible for generating a rotating magnetic field in the motor. It can experience heating due to electrical resistance.

    • Rotor: The rotor is the rotating part of the motor and can also generate heat due to friction and electrical resistance.

    • Cooling system: EV motors often have a cooling system to diss...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Understand the fundamentals of electric motor and controller

R&D Engineer Interview Questions asked at other Companies

Q1. give some ideal characteristics of opamp. what is CMRR. what is the practical significance of CMRR. why the input impedance must be large. what is impedance matching, why it has to be done. what is MPTT and its advantages. explain about D-A... read more
View answer (1)

L2 Engineer Interview Questions & Answers

user image Anonymous

posted on 11 Dec 2022

Interview experience
4
Good
Difficulty level
Moderate
Process Duration
4-6 weeks
Result
Selected Selected

I applied via Naukri.com and was interviewed in Jun 2022. There were 4 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. Its all about your past company job profile related questions.
Round 3 - Technical 

(1 Question)

  • Q1. With GM of company same as First round.
Round 4 - HR 

(1 Question)

  • Q1. About salary discussion, reason of leaving past company, family background etc.

Interview Preparation Tips

Interview preparation tips for other job seekers - Be confident and honest while answering questions as sona comstar is well reputed and persons who take interview are much smarter than us.

L2 Engineer Interview Questions asked at other Companies

Q1. 4. What is difference between radiography testing (RT) and ultrasonic testing (UT)
View answer (1)
Interview experience
3
Average
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
Selected Selected

I was interviewed before Feb 2024.

Round 1 - HR 

(2 Questions)

  • Q1. What are the different types of hardness?
  • Ans. 

    Different types of hardness include scratch hardness, indentation hardness, and rebound hardness.

    • Scratch hardness is the resistance of a material to scratching or abrasion.

    • Indentation hardness is the resistance of a material to permanent deformation caused by a constant load.

    • Rebound hardness is the ability of a material to absorb energy and return it upon impact.

    • Examples include Mohs scale for scratch hardness, Rockwel...

  • Answered by AI
  • Q2. What is the full form of HRC scale?
  • Ans. 

    The full form of HRC scale is Rockwell Hardness Scale C.

    • HRC stands for Rockwell Hardness Scale C.

    • It is a measure of the hardness of a material, commonly used in metallurgy.

    • The HRC scale is often used to determine the hardness of steel.

    • Higher HRC values indicate harder materials.

  • Answered by AI

Metallurgy Engineer Interview Questions asked at other Companies

Q1. What is the dicarb. And what is
View answer (2)

Sona Comstar Interview FAQs

How many rounds are there in Sona Comstar interview?
Sona Comstar interview process usually has 2-3 rounds. The most common rounds in the Sona Comstar interview process are Technical, HR and Resume Shortlist.
How to prepare for Sona Comstar 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 Sona Comstar . The most common topics and skills that interviewers at Sona Comstar expect are PLC, Pneumatic System, Press Machines, CNC Maintenance and Canoe.
What are the top questions asked in Sona Comstar interview?

Some of the top questions asked at the Sona Comstar interview -

  1. Difference between feed and cutting spe...read more
  2. If single phase power is 220 volts, why is 3 phase 440 volts and not 6...read more
  3. 1.What is CBM and TBM 2. How to calculate MTTR and MTBF 3. What is the TPM 4....read more
How long is the Sona Comstar interview process?

The duration of Sona Comstar interview process can vary, but typically it takes about less than 2 weeks to complete.

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Sona Comstar Interview Process

based on 63 interviews

Interview experience

4.3
  
Good
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Sona Comstar Reviews and Ratings

based on 614 reviews

4.1/5

Rating in categories

3.8

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3.8

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3.7

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3.8

Job security

3.9

Company culture

3.4

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3.7

Work satisfaction

Explore 614 Reviews and Ratings
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