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Refex Energy Senior Technician Interview Questions and Answers

Updated 23 Jun 2021

Refex Energy Senior Technician Interview Experiences

1 interview found

I applied via Walk-in and was interviewed in Dec 2020. There was 1 interview round.

Interview Questionnaire 

2 Questions

  • Q1. Transformer
  • Q2. Solar based

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Interview Questionnaire 

4 Questions

  • Q1. What is 7qc tool, why we use it ?
  • Ans. 

    7QC tools are a set of quality control tools used to identify and solve quality problems in manufacturing processes.

    • 7QC tools include Pareto chart, cause-and-effect diagram, control chart, histogram, scatter diagram, flowchart, and check sheet.

    • They help in identifying and analyzing quality problems, determining root causes, and implementing corrective actions.

    • They are used to improve product quality, reduce defects, an...

  • Answered by AI
  • Q2. What ia PPAP and APQP?
  • Ans. 

    PPAP and APQP are quality management systems used in manufacturing.

    • PPAP stands for Production Part Approval Process and is used to ensure that manufactured parts meet customer requirements.

    • APQP stands for Advanced Product Quality Planning and is used to plan and manage the design and development of new products.

    • Both systems are commonly used in the automotive industry but can be applied to other manufacturing industrie...

  • Answered by AI
  • Q3. What is pareto?
  • Ans. 

    Pareto is a principle that states 80% of effects come from 20% of causes.

    • Also known as the 80/20 rule

    • Used in business to identify the most important factors

    • Can be applied to various fields such as economics, engineering, and social sciences

    • Example: 80% of a company's profits come from 20% of its customers

  • Answered by AI
  • Q4. How to calculate the OEE?
  • Ans. 

    OEE can be calculated by multiplying Availability, Performance, and Quality percentages.

    • Calculate Availability by dividing Operating Time by Planned Production Time.

    • Calculate Performance by dividing Actual Production by Maximum Production.

    • Calculate Quality by dividing Good Units by Total Units Produced.

    • Multiply Availability, Performance, and Quality percentages to get OEE.

  • Answered by AI
Interview experience
5
Excellent
Difficulty level
Easy
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Walk-in and was interviewed in Dec 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 - HR 

(3 Questions)

  • Q1. What is line balancing
  • Ans. 

    Line balancing is the process of evenly distributing workload among workstations in a production line to optimize efficiency.

    • Line balancing aims to minimize idle time and maximize productivity

    • It involves assigning tasks to workstations based on their processing times

    • Example: In a manufacturing plant, line balancing ensures each workstation has a similar amount of work to do

  • Answered by AI
  • Q2. What is assembly balancing
  • Ans. 

    Assembly balancing is the process of optimizing the work distribution among different workstations to improve efficiency and productivity.

    • Assembly balancing involves assigning tasks to different workstations in a way that minimizes idle time and maximizes throughput.

    • It helps in achieving a smooth flow of work and prevents bottlenecks in the production process.

    • Factors considered in assembly balancing include task time, ...

  • Answered by AI
  • Q3. What is cycle time and tact time
  • Ans. 

    Cycle time is the total time it takes to complete a process, while tact time is the time it takes to produce one unit.

    • Cycle time includes all the time spent on a process, including wait time and processing time.

    • Tact time is the rate at which a product must be produced to meet customer demand.

    • For example, if a process takes 10 minutes to complete and the customer demand is 100 units per hour, the tact time would be 0.6 ...

  • Answered by AI
Round 3 - HR 

(2 Questions)

  • Q1. What is production and quality
  • Ans. 

    Production is the process of creating goods or services, while quality refers to the standard of those goods or services.

    • Production involves the manufacturing or creation of goods or services.

    • Quality refers to the standard or level of excellence of those goods or services.

    • Production and quality are closely linked as the goal is to produce high-quality products efficiently.

    • Examples: In a manufacturing plant, production ...

  • Answered by AI
  • Q2. What is OLE and OEE
  • Ans. 

    OLE stands for Overall Equipment Effectiveness and OEE stands for Overall Labor Effectiveness.

    • OLE measures the overall performance of equipment in a manufacturing plant.

    • OEE measures the overall performance of labor in a manufacturing plant.

    • Both metrics are used to identify areas for improvement and optimize efficiency.

    • Example: OLE can help identify equipment downtime and OEE can help identify labor productivity issues.

  • Answered by AI
Interview experience
5
Excellent
Difficulty level
-
Process Duration
-
Result
-
  • Q1. Technician work my
  • Q2. Electrician work in solar
  • Ans. 

    Electricians play a crucial role in installing and maintaining solar energy systems, ensuring safety and efficiency.

    • Install solar panels on rooftops or ground mounts, ensuring proper alignment and angle for maximum sunlight exposure.

    • Connect solar panels to inverters, which convert DC electricity to AC electricity for home use.

    • Perform electrical wiring and connections, adhering to local codes and safety standards.

    • Conduc...

  • Answered by AI
  • Q3. DC, AC electrician work
  • Q4. Maintenance Electricity
  • Q5. Solar structure
Interview experience
1
Bad
Difficulty level
Easy
Process Duration
2-4 weeks
Result
Selected Selected

I appeared for an interview before Mar 2024, where I was asked the following questions.

  • Q1. Why do you want to work here
  • Q2. What are your future plans
Interview experience
1
Bad
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. Boiler MFT, furnace purge Permissive, APH pa, sa and flue gas ratio, boiler losses etc.
  • Q2. Working drum elements system
  • Ans. 

    A working drum elements system is a mechanism that allows for the efficient and effective movement of drums.

    • The system should be designed to handle drums of various sizes and weights

    • It should include components such as rollers, conveyors, and lifters

    • The system should be automated to reduce manual labor and increase productivity

    • Regular maintenance and inspections are necessary to ensure the system is functioning properl

  • Answered by AI
Interview experience
3
Average
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Group Discussion 

What is more important product quality and marketing

Round 2 - Technical 

(1 Question)

  • Q1. Tell me about self
Interview experience
3
Average
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via LinkedIn and was interviewed before Jun 2023. There were 2 interview rounds.

Round 1 - HR 

(2 Questions)

  • Q1. What is your job role
  • Q2. Are you seeking for a new job role if yes why
Round 2 - Technical 

(3 Questions)

  • Q1. What is a critical path
  • Ans. 

    The critical path is the longest sequence of tasks in a project that must be completed on time in order for the project to finish on schedule.

    • Identifying the critical path helps in determining the minimum time needed to complete a project.

    • It consists of tasks that have zero slack or float, meaning any delay in these tasks will delay the entire project.

    • Activities on the critical path are often marked with a double line ...

  • Answered by AI
  • Q2. How will you plan a 50 Mwp project
  • Ans. 

    I will plan a 50 Mwp project by conducting feasibility studies, creating a detailed project timeline, securing necessary permits, sourcing materials and contractors, and implementing a quality control plan.

    • Conduct feasibility studies to assess site suitability and potential challenges

    • Create a detailed project timeline outlining key milestones and deadlines

    • Secure necessary permits and approvals from local authorities

    • Sou...

  • Answered by AI
  • Q3. What is the difference between msp and primavera
  • Ans. 

    MSP (Microsoft Project) is a project management software developed by Microsoft, while Primavera is a project management software developed by Oracle.

    • MSP is developed by Microsoft, while Primavera is developed by Oracle.

    • MSP is more commonly used for smaller projects, while Primavera is preferred for larger and more complex projects.

    • MSP is known for its user-friendly interface and ease of use, while Primavera is known f...

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

(1 Question)

  • Q1. Strss vs strain curve of mild steel
  • Ans. 

    Stress vs strain curve of mild steel shows linear elastic region, yield point, ultimate tensile strength, and fracture point.

    • Mild steel exhibits linear elastic behavior up to the yield point.

    • After the yield point, plastic deformation occurs until the ultimate tensile strength is reached.

    • Fracture of mild steel typically occurs after the ultimate tensile strength.

    • The curve shows the relationship between stress (force app...

  • Answered by AI

Interview Questionnaire 

2 Questions

  • Q1. They have asked about the boiler and Turbine protection
  • Q2. Boiler and Turbine and generator protection.

Refex Energy Interview FAQs

What are the top questions asked in Refex Energy Senior Technician interview?

Some of the top questions asked at the Refex Energy Senior Technician interview -

  1. Transfor...read more
  2. Solar ba...read more

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Refex Energy Senior Technician Salary
based on 4 salaries
₹3 L/yr - ₹3.5 L/yr
28% less than the average Senior Technician Salary in India
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Refex Energy Senior Technician Reviews and Ratings

based on 2 reviews

3.2/5

Rating in categories

3.0

Skill development

3.0

Work-life balance

2.2

Salary

3.8

Job security

3.6

Company culture

2.6

Promotions

3.4

Work satisfaction

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