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Micro Labs Electrical Engineer Interview Questions, Process, and Tips

Updated 12 Aug 2020

Micro Labs Electrical Engineer Interview Experiences

1 interview found

I applied via Recruitment Consultant and was interviewed in Feb 2020. There was 1 interview round.

Interview Questionnaire 

5 Questions

  • Q1. Explain for vcb
  • Ans. 

    VCB stands for Vacuum Circuit Breaker, which is an electrical switch that uses vacuum as the dielectric medium.

    • VCB is used to protect electrical equipment from damage caused by overcurrents and short circuits.

    • It is commonly used in high voltage power systems.

    • VCBs are more reliable and require less maintenance compared to other types of circuit breakers.

    • They are also more environmentally friendly as they do not use any ...

  • Answered by AI
  • Q2. Explain for DG
  • Ans. 

    DG stands for Diesel Generator, which is a backup power source used in case of power outages.

    • DG is a standalone power source that runs on diesel fuel.

    • It is commonly used as a backup power source in case of power outages.

    • DGs are often used in hospitals, data centers, and other critical facilities to ensure uninterrupted power supply.

    • They come in various sizes and capacities, depending on the power requirements of the fa...

  • Answered by AI
  • Q3. Explain for dc motors
  • Ans. 

    DC motors convert electrical energy into mechanical energy through the interaction of magnetic fields.

    • DC motors have a stationary part called the stator and a rotating part called the rotor.

    • The stator contains the field windings that produce a magnetic field, while the rotor has the armature windings that carry the current.

    • The interaction of the magnetic fields causes the rotor to rotate, producing mechanical energy.

    • DC...

  • Answered by AI
  • Q4. PLC explain
  • Ans. 

    PLC stands for Programmable Logic Controller, a digital computer used for automation of electromechanical processes.

    • PLCs are used in industrial automation to control machinery and processes

    • They are programmed using ladder logic or other programming languages

    • PLCs can communicate with other devices and systems through various communication protocols

    • Examples of PLC applications include manufacturing, transportation, and b

  • Answered by AI
  • Q5. Transfomer and AB switch

Interview Preparation Tips

Interview preparation tips for other job seekers - No

Skills evaluated in this interview

Interview questions from similar companies

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

Logical and reasoning

Round 2 - Technical 

(2 Questions)

  • Q1. Basics of epaln, plot frames, microsw etc?
  • Q2. About panels

Interview Preparation Tips

Interview preparation tips for other job seekers - Just clear basics. Of electrical engineering.

I applied via LinkedIn and was interviewed in Jan 2022. There was 1 interview round.

Round 1 - Technical 

(3 Questions)

  • Q1. Machine and power system
  • Q2. What is a machine? Principal of machine? Adwantage of high voltage?
  • Ans. 

    A machine is a device that uses energy to perform a task. The principle of a machine is to make work easier. High voltage has advantages in power transmission.

    • A machine is a mechanical or electrical device that uses energy to perform a task.

    • The principle of a machine is to make work easier by multiplying force or changing the direction of force.

    • Examples of machines include engines, motors, pumps, and generators.

    • High vo...

  • Answered by AI
  • Q3. What is skin effect?
  • Ans. 

    Skin effect is the tendency of high-frequency alternating current to flow near the surface of a conductor.

    • Skin effect occurs due to the self-inductance of the conductor.

    • It increases with frequency and decreases with the diameter of the conductor.

    • It can cause power loss and distortion in high-frequency applications.

    • It is mitigated by using stranded conductors or hollow conductors.

    • Example: Skin effect is a major concern ...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Questions require is machine and power system.

I was interviewed in Oct 2021.

Interview Questionnaire 

2 Questions

  • Q1. Which type class CT can we use diffential protection
  • Ans. 

    We can use a Class CT for differential protection.

    • Class CTs are commonly used for differential protection in electrical engineering.

    • Class CTs provide accurate current measurement and can detect small differences in current flow.

    • They are often used in applications such as transformer differential protection and motor protection.

    • Class CTs are designed to have a high accuracy and low saturation level to ensure reliable di...

  • Answered by AI
  • Q2. What are the protection are need full for power transformer
  • Ans. 

    Power transformers require various protection measures to ensure their safe and reliable operation.

    • Overcurrent protection to prevent excessive current flow

    • Differential protection to detect internal faults

    • Buchholz relay to detect and prevent transformer oil and gas faults

    • Temperature monitoring to prevent overheating

    • Voltage protection to safeguard against overvoltage

    • Ground fault protection to detect and isolate ground fa...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Feel free to answer and be confident if you know well about it

Interview Questionnaire 

1 Question

  • Q1. Introduce yourself
Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Aptitude Test 

Logical and reasoning

Round 2 - Technical 

(2 Questions)

  • Q1. Basics of epaln, plot frames, microsw etc?
  • Q2. About panels

Interview Preparation Tips

Interview preparation tips for other job seekers - Just clear basics. Of electrical engineering.
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 

(2 Questions)

  • Q1. About subject & projects handled
  • Q2. Technical interview electronic

I applied via LinkedIn and was interviewed in Jan 2022. There was 1 interview round.

Round 1 - Technical 

(3 Questions)

  • Q1. Machine and power system
  • Q2. What is a machine? Principal of machine? Adwantage of high voltage?
  • Ans. 

    A machine is a device that uses energy to perform a task. The principle of a machine is to make work easier. High voltage has advantages in power transmission.

    • A machine is a mechanical or electrical device that uses energy to perform a task.

    • The principle of a machine is to make work easier by multiplying force or changing the direction of force.

    • Examples of machines include engines, motors, pumps, and generators.

    • High vo...

  • Answered by AI
  • Q3. What is skin effect?
  • Ans. 

    Skin effect is the tendency of high-frequency alternating current to flow near the surface of a conductor.

    • Skin effect occurs due to the self-inductance of the conductor.

    • It increases with frequency and decreases with the diameter of the conductor.

    • It can cause power loss and distortion in high-frequency applications.

    • It is mitigated by using stranded conductors or hollow conductors.

    • Example: Skin effect is a major concern ...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Questions require is machine and power system.

I was interviewed in Oct 2021.

Interview Questionnaire 

2 Questions

  • Q1. Which type class CT can we use diffential protection
  • Ans. 

    We can use a Class CT for differential protection.

    • Class CTs are commonly used for differential protection in electrical engineering.

    • Class CTs provide accurate current measurement and can detect small differences in current flow.

    • They are often used in applications such as transformer differential protection and motor protection.

    • Class CTs are designed to have a high accuracy and low saturation level to ensure reliable di...

  • Answered by AI
  • Q2. What are the protection are need full for power transformer
  • Ans. 

    Power transformers require various protection measures to ensure their safe and reliable operation.

    • Overcurrent protection to prevent excessive current flow

    • Differential protection to detect internal faults

    • Buchholz relay to detect and prevent transformer oil and gas faults

    • Temperature monitoring to prevent overheating

    • Voltage protection to safeguard against overvoltage

    • Ground fault protection to detect and isolate ground fa...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Feel free to answer and be confident if you know well about it

Interview Questionnaire 

1 Question

  • Q1. Introduce yourself

Micro Labs Interview FAQs

What are the top questions asked in Micro Labs Electrical Engineer interview?

Some of the top questions asked at the Micro Labs Electrical Engineer interview -

  1. Explain for dc mot...read more
  2. Explain for ...read more
  3. PLC expl...read more

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