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DB Engineering & Consulting CAD Design Engineer Interview Questions and Answers

Updated 20 Sep 2024

DB Engineering & Consulting CAD Design Engineer Interview Experiences

2 interviews found

Interview experience
3
Average
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(2 Questions)

  • Q1. Steel detailing
  • Q2. Steel detailing of slab
  • Ans. 

    Steel detailing of slab involves creating detailed drawings and plans for the fabrication and installation of steel components in a concrete slab.

    • Ensure accurate measurements and dimensions are included in the detailing

    • Specify the type and grade of steel to be used

    • Include information on reinforcement layout and spacing

    • Consider factors such as load capacity and structural integrity

    • Collaborate with structural engineers a...

  • Answered by AI
Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Technical 

(1 Question)

  • Q1. Bar bending scedule

Interview questions from similar companies

Interview experience
1
Bad
Difficulty level
Easy
Process Duration
2-4 weeks
Result
No response

I applied via Walk-in and was interviewed in Jul 2024. There was 1 interview round.

Round 1 - Technical 

(2 Questions)

  • Q1. They asks about the project?
  • Q2. Other technical questions like GD&T,machining process,etc.

Interview Preparation Tips

Interview preparation tips for other job seekers - Get feedback from responsible HR about the interview, otherwise, they will not respond to you later. They give you nonsense feedback. Still waiting for their response.
Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
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 

(3 Questions)

  • Q1. What is orifice std and types of taps
  • Ans. 

    Orifice std refers to standard orifice sizes used in engineering. Types of taps include flange taps, corner taps, and D and D/2 taps.

    • Orifice std refers to standard sizes of orifices used in flow measurement

    • Types of taps include flange taps, corner taps, and D and D/2 taps

    • Flange taps are used for large pipes, corner taps for small pipes, and D and D/2 taps for general applications

  • Answered by AI
  • Q2. What is pressure gauge operating range
  • Ans. 

    Pressure gauge operating range refers to the minimum and maximum pressure values that the gauge can accurately measure.

    • Pressure gauge operating range is typically specified by the manufacturer.

    • It is important to ensure that the pressure being measured falls within the gauge's operating range to ensure accurate readings.

    • For example, a pressure gauge with an operating range of 0-100 psi should not be used to measure pres

  • Answered by AI
  • Q3. What is straight length requirements for orifice flow element
  • Ans. 

    Straight length requirements for orifice flow element ensure accurate measurement by allowing flow to stabilize before reaching the element.

    • Straight length requirements typically range from 10 to 44 pipe diameters upstream and 5 to 22 pipe diameters downstream of the orifice.

    • These requirements help prevent flow disturbances and ensure accurate measurement of flow rate.

    • For example, if the pipe diameter is 4 inches, the ...

  • Answered by AI
Round 3 - HR 

(3 Questions)

  • Q1. Salary expectations and current ctc
  • Q2. Describe about yourself and other information
  • Q3. Why we should hire you and other similar questions.

Interview Preparation Tips

Interview preparation tips for other job seekers - Whatever in CV that will ve asked. Technically it is not very tough.
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
2-4 weeks
Result
Selected Selected

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

Round 1 - HR 

(1 Question)

  • Q1. Personal details
Round 2 - Technical 

(1 Question)

  • Q1. Basic of Railway signalling

Interview Preparation Tips

Interview preparation tips for other job seekers - Keep this company as an option.
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
No response

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

(2 Questions)

  • Q1. Rate yourself for power electronics circuit designing
  • Ans. 

    I rate myself 8 out of 10 for power electronics circuit designing.

    • I have extensive experience in designing power electronics circuits for various applications.

    • I am proficient in using simulation tools like LTSpice and MATLAB for circuit analysis and design.

    • I have designed and implemented several power electronics circuits, including DC-DC converters, inverters, and motor drives.

    • I keep myself updated with the latest tre...

  • Answered by AI
  • Q2. Currently Which kind of work you are doing? Which technique you follow to solve if any problems occure in the team
  • Ans. 

    I am currently working as a Sr. Engineer in design.

    • I am responsible for designing and developing new products.

    • I collaborate with cross-functional teams to gather requirements and ensure design feasibility.

    • I use various techniques like brainstorming, prototyping, and simulation to solve problems.

    • I encourage open communication and teamwork to address any issues that arise within the team.

    • I also conduct regular design rev...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Be confident, honest, while answering these questions
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
6-8 weeks
Result
Selected Selected

I applied via campus placement at Lokmanya Tilak College of Engineering, Navi Mumbai and was interviewed before Jul 2023. There were 2 interview rounds.

Round 1 - Aptitude Test 

Technical test of 1 hr

Round 2 - One-on-one 

(2 Questions)

  • Q1. Introduction - Tell us about yourself
  • Ans. 

    I am an experienced Electrical Design Engineer with a strong background in designing and implementing electrical systems.

    • I have a Bachelor's degree in Electrical Engineering from XYZ University.

    • I have worked for 5+ years in the field, designing electrical systems for commercial buildings.

    • I am proficient in AutoCAD and other design software, ensuring accurate and efficient designs.

    • I have a strong understanding of electr...

  • Answered by AI
  • Q2. Technical questions about projects, internships and power systems(technical)

I applied via Naukri.com and was interviewed in Feb 2021. There was 1 interview round.

Interview Questionnaire 

14 Questions

  • Q1. 1.Tell me about yourself ?
  • Q2. 2.what kind of input required for single line diagram?
  • Ans. 

    The input required for a single line diagram includes information about the electrical system components and their connections.

    • Information about the electrical system components such as generators, transformers, switchgear, and loads

    • The connections between these components including the type of connection and the ratings of the equipment

    • The voltage level of the system and the type of system grounding

    • The protective devi...

  • Answered by AI
  • Q3. 3.Motor Feeder & Power Feeder requirements?
  • Ans. 

    Motor feeder and power feeder requirements are essential for electrical design engineers to ensure proper functioning of electrical systems.

    • Motor feeder requirements include selecting the appropriate motor size, voltage, and current rating.

    • Power feeder requirements involve determining the load requirements and selecting the appropriate cable size and voltage drop.

    • Proper coordination and protection devices such as circu...

  • Answered by AI
  • Q4. 4.Hazardous area classification? What is Temperature Class? How do we categorized hazardous area?
  • Ans. 

    Hazardous area classification involves categorizing areas based on the presence of flammable gases, vapors, or dusts.

    • Hazardous areas are classified based on the likelihood of the presence of flammable substances.

    • Temperature Class refers to the maximum surface temperature of equipment that can be used in a hazardous area.

    • Hazardous areas are categorized into zones based on the frequency and duration of the presence of fl...

  • Answered by AI
  • Q5. 5.Why we take 1.25 FLA for circuit breaker? 1.5 times for Contactor?
  • Ans. 

    1.25 FLA is taken for circuit breaker and 1.5 times for contactor to ensure protection against overloading and short circuits.

    • 1.25 FLA is the maximum current that a circuit breaker can handle without tripping.

    • 1.5 times FLA is taken for contactor to ensure that it can handle the inrush current during motor starting.

    • This also provides protection against short circuits and overloading.

    • For example, if the full load current...

  • Answered by AI
  • Q6. 6.What is Percentage Impedance? Importance in short circuit current? Calculate short circuit current?
  • Ans. 

    Percentage Impedance is a measure of the voltage drop in a transformer during a short circuit. It determines the ability of the transformer to withstand short circuit currents.

    • Percentage Impedance is the ratio of the rated voltage of a transformer to the short circuit current at its terminals, expressed as a percentage.

    • It represents the internal impedance of the transformer and is usually provided by the manufacturer.

    • A...

  • Answered by AI
  • Q7. 7.Protection schemes for Transformer & Generator?
  • Ans. 

    Protection schemes for transformers and generators.

    • Overcurrent protection

    • Differential protection

    • Distance protection

    • Restricted earth fault protection

    • Backup protection

    • Buchholz relay protection

    • Thermal overload protection

    • Under/over voltage protection

    • Neutral grounding protection

  • Answered by AI
  • Q8. 8.How do we calculate Cabel sizing? Formula for Voltage drop? How do we calculate resistive & Inductive drop? Why do we limit voltage drop to 5 percent?
  • Ans. 

    Cable sizing is calculated using the formula for voltage drop, which takes into account resistive and inductive drop. Voltage drop is limited to 5% to ensure efficient power transmission.

    • Cable sizing is determined by calculating the voltage drop using the formula: VD = (I * L * R * 2) / 1000

    • Resistive drop is calculated using Ohm's Law: Vr = I * R

    • Inductive drop is calculated using the formula: Vi = I * X

    • Voltage drop is ...

  • Answered by AI
  • Q9. 9Earthing Calculation? Standard used for earthing calculation? Resistance in substation ? Resistance for lightning protection?
  • Ans. 

    Earthing calculation standards and resistances for substation and lightning protection.

    • Earthing calculation involves determining the resistance of the earth electrode system.

    • The standard used for earthing calculation is IEEE 80.

    • The resistance in substation should be less than 1 ohm.

    • The resistance for lightning protection should be less than 10 ohms.

    • Factors affecting earthing calculation include soil resistivity, electr...

  • Answered by AI
  • Q10. 10.motor contribution to the short circuit current?
  • Ans. 

    The motor contribution to the short circuit current is significant and needs to be considered in electrical design.

    • The motor's impedance affects the short circuit current level.

    • The motor's starting current can cause a significant increase in short circuit current.

    • The motor's location in the electrical system can affect its contribution to the short circuit current.

    • The motor's size and type can also impact its contribut...

  • Answered by AI
  • Q11. 11.Types of Contactor? Maximum efficiency of Transformer?
  • Ans. 

    Types of contactors include AC, DC, reversing, and definite purpose. Maximum efficiency of transformer depends on load and design.

    • AC contactors are used for alternating current circuits

    • DC contactors are used for direct current circuits

    • Reversing contactors are used to reverse the direction of current flow

    • Definite purpose contactors are designed for specific applications

    • Maximum efficiency of transformer is achieved at fu...

  • Answered by AI
  • Q12. 12.What is non linear loads ? Difference between non linear loads & linear loads?
  • Ans. 

    Non-linear loads are electrical devices that do not have a linear relationship between the voltage and current.

    • Non-linear loads draw non-sinusoidal current waveforms.

    • They can cause harmonic distortion in the electrical system.

    • Examples of non-linear loads include computers, televisions, and variable speed drives.

    • Linear loads have a linear relationship between voltage and current, such as incandescent light bulbs.

    • Linear

  • Answered by AI
  • Q13. 13.Lighting calculation? What is light loss factor ? What is utilisation factor ? Formula ? Minimum lux required in substation ?
  • Ans. 

    Explanation of lighting calculation, light loss factor, utilisation factor, and minimum lux required in substation.

    • Lighting calculation involves determining the amount of light required in a space.

    • Light loss factor is the reduction in light output due to factors such as dirt, dust, and aging of lamps.

    • Utilisation factor is the ratio of light received by a surface to the total light output of the lamps.

    • Formula for lighti...

  • Answered by AI
  • Q14. What is Apfc ? What is series reactor ?
  • Ans. 

    APFC stands for Automatic Power Factor Correction. Series reactor is a device used to limit current flow.

    • APFC is a system that automatically corrects the power factor of an electrical network.

    • It uses capacitors to improve the power factor and reduce energy consumption.

    • Series reactor is a device that is used to limit the flow of current in a circuit.

    • It is used to protect equipment from overvoltage and to reduce harmonic...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - 1. Prepare & write HR questions & answers for confidence. That provides extra edge for ex. Salary expectations, Tell me about yourself, why do you want left current organization etc
2.Prepare & analyse your CV thoroughly and prepare questions from that.
3.Be confident

DB Engineering & Consulting Interview FAQs

How many rounds are there in DB Engineering & Consulting CAD Design Engineer interview?
DB Engineering & Consulting interview process usually has 1 rounds. The most common rounds in the DB Engineering & Consulting interview process are Technical.
What are the top questions asked in DB Engineering & Consulting CAD Design Engineer interview?

Some of the top questions asked at the DB Engineering & Consulting CAD Design Engineer interview -

  1. steel detailing of s...read more
  2. bar bending sced...read more
  3. steel detail...read more

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DB Engineering & Consulting CAD Design Engineer Salary
based on 5 salaries
₹2.5 L/yr - ₹10.5 L/yr
58% more than the average CAD Design Engineer Salary in India
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DB Engineering & Consulting CAD Design Engineer Reviews and Ratings

based on 1 review

5.0/5

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5.0

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2.0

Work-Life balance

5.0

Salary & Benefits

5.0

Job Security

5.0

Company culture

5.0

Promotions/Appraisal

5.0

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