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Jbm Nmpl Maintenance Trainee Interview Questions, Process, and Tips
Jbm Nmpl Maintenance Trainee Interview Experiences
1 interview found
I applied via Campus Placement and was interviewed before Jul 2021. There were 4 interview rounds.
General mathematics, English, Reasoning
(6 Questions)
- Q1. How to improve power factor
- Ans.
Improving power factor involves reducing reactive power and increasing the ratio of real power to apparent power.
Install power factor correction capacitors to offset reactive power.
Avoid using inefficient or oversized motors and equipment.
Implement energy-efficient lighting systems.
Optimize the operation of power factor correction equipment.
Educate employees on energy conservation practices.
- Q2. What is the colour code of 3phase supply
- Ans.
The color code of 3-phase supply varies depending on the country and electrical standards.
In the United States, the color code for 3-phase supply is typically black, red, and blue.
In Europe, the color code is often brown, black, and gray.
Other countries may have different color codes, so it is important to consult local electrical standards.
The color coding helps identify the different phases and ensure proper electric
- Q3. What is the voltage neutral
- Ans.
Voltage neutral refers to the point in an electrical system where the voltage is close to zero.
Voltage neutral is the reference point in an electrical circuit where the voltage is considered to be zero.
It is typically the midpoint between the positive and negative terminals of a power source.
In a balanced three-phase system, the neutral conductor carries the current resulting from the imbalance of the three phases.
The ...
- Q4. What is transformer and working
- Ans.
A transformer is an electrical device that transfers electrical energy between two or more circuits through electromagnetic induction.
Transformers are used to increase or decrease the voltage of an alternating current (AC) power supply.
They consist of two or more coils of wire, known as windings, that are wound around a core made of magnetic material.
The primary winding is connected to the power source, while the secon...
- Q5. What is star and delta connection
- Ans.
Star and delta connections are two common methods used to connect three-phase electrical systems.
Star connection, also known as Wye connection, is formed by connecting all three phases together at a common point and connecting the other ends to the respective loads.
Delta connection, also known as Mesh connection, is formed by connecting the end of one phase to the start of the next phase in a circular loop.
Star connect...
- Q6. What is auto transformer
- Ans.
An auto transformer is a type of transformer that has a single winding with multiple taps.
Auto transformers have a common winding for both primary and secondary coils.
They are used to step up or step down voltage levels.
Auto transformers are more efficient and compact compared to conventional transformers.
They are commonly used in power transmission and distribution systems.
Example: A 220V to 110V auto transformer can ...
(4 Questions)
- Q1. Why we will hire you
- Q2. What is your weakness
- Q3. What is your strength
- Q4. Tell me about your self
Interview Preparation Tips
- Electrical Machines
- Power Plant
- Electronics
- Electric traction
Top trending discussions
Interview questions from similar companies
Interview Questionnaire
4 Questions
- Q1. Difference between VA & VE
- Ans.
VA is value analysis, while VE is value engineering. Both are cost-saving techniques used in product development.
VA is a systematic review of a product's components and functions to identify areas where cost can be reduced without affecting performance.
VE is a more comprehensive approach that involves rethinking the entire product design to achieve cost savings while improving performance.
VA is typically used in the ea...
- Q2. How to calculate cost of the plastic molding components
- Ans.
The cost of plastic molding components can be calculated by considering factors such as material cost, tooling cost, labor cost, and overhead cost.
Determine the material cost per unit of the component
Calculate the tooling cost, which includes the cost of the mold and any necessary equipment
Factor in the labor cost, which includes the cost of operating the molding machine and any necessary labor for finishing and assemb...
- Q3. Name some polymers
- Ans.
Polymers are large molecules made up of repeating units called monomers. They have a wide range of applications in various fields.
Polyethylene
Polypropylene
Polyvinyl chloride
Polystyrene
Polyester
Polyurethane
Nylon
Teflon
Silicone
Rubber
- Q4. System audits
Interview Preparation Tips
(1 Question)
- Q1. 5S , LINE BALACING, KAIZEN ,FMEA
Interview Preparation Tips
(2 Questions)
- Q1. What is HPDC process
- Ans.
HPDC stands for High Pressure Die Casting, a process used to produce complex metal parts by injecting molten metal into a mold under high pressure.
HPDC involves injecting molten metal into a steel mold cavity at high pressure.
The high pressure helps in filling the mold quickly and accurately, resulting in high precision parts.
This process is commonly used in automotive, aerospace, and electronics industries for produci...
- Q2. Cost saving projects
(2 Questions)
- Q1. What is phase of APQP
- Ans.
APQP stands for Advanced Product Quality Planning, which is a phase-based approach to product development in the automotive industry.
APQP consists of five phases: Planning, Product Design, Process Design, Product and Process Validation, and Feedback and Continuous Improvement.
Each phase has specific deliverables and activities that must be completed before moving on to the next phase.
For example, in the Product Design ...
- Q2. EXPLAIN IATF AND HOW ITS WORK FOR AUTOMOTIVE INDUSTRY
- Ans.
IATF (International Automotive Task Force) is a global organization that develops and maintains quality management standards for the automotive industry.
IATF collaborates with automotive manufacturers to create unified quality standards
IATF 16949 is the latest version of the standard, focusing on continuous improvement and defect prevention
Certification to IATF standards is often required for suppliers to automotive OE
Interview Preparation Tips
they gives 1st prefrence ref. candidate
Rahul Y
The first was a technical screening, where I was asked to solve coding problems on a shared platform. The questions tested my ability to think on my feet, focusing on optimizing solutions and writing clean, maintainable code.
This was more interactive, involving a whiteboard session where I had to design a system from scratch. The interviewer challenged my assumptions and pushed me to consider edge cases, scalability, and performance. It was intense, but it made me appreciate the importance of clear, structured thinking.
(1 Question)
- Q1. There was a behavioral interview where I was asked about my past experiences, teamwork, and how I handled challenges. This round emphasized the company’s culture and how I might fit into their team.
I applied via Walk-in and was interviewed in May 2022. There were 4 interview rounds.
(3 Questions)
- Q1. Production related questions
- Q2. Working flow rated questions
- Q3. Any other factory related
(1 Question)
- Q1. Salary related questions
Interview Preparation Tips
Selected
I appeared for an interview in Sep 2024, where I was asked the following questions.
- Q1. Related logistics
- Q2. Production planning
- Q3. Import export related
I applied via Recruitment Consultant and was interviewed in Mar 2021. There were 3 interview rounds.
Interview Questionnaire
3 Questions
- Q1. Do you know about SAP
- Ans.
SAP is an enterprise resource planning software used for managing business operations and customer relations.
SAP stands for Systems, Applications, and Products in Data Processing
It is used by companies to manage their business operations such as finance, sales, procurement, and inventory management
SAP also offers customer relationship management (CRM) software to manage interactions with customers
It is widely used in i...
- Q2. What Tcodes do you use
- Ans.
I use various Tcodes depending on the task at hand.
For material master data maintenance, I use MM01, MM02, and MM03.
For purchase order creation and maintenance, I use ME21N and ME22N.
For inventory management, I use MIGO and MB51.
For production planning, I use MD61 and MD04.
For quality management, I use QA32 and QE51.
For sales and distribution, I use VA01, VA02, and VA03.
- Q3. How to punch production in SAP
- Ans.
To punch production in SAP, follow these steps:
Create a production order in SAP
Release the production order
Confirm the production order
Perform goods receipt for the production order
Perform goods issue for the production order
Interview Preparation Tips
Skills evaluated in this interview
Senior Engineer Interview Questions & Answers
Aisin Automotive Haryana
Anonymous
posted on 15 Oct 2023
Selected
I applied via Recruitment Consulltant and was interviewed in Jun 2023. There were 7 interview rounds.
Share knowledge about past experience
Written test, reasoning, mathematics and coding test
(2 Questions)
- Q1. Technical questions about motor , electrical knowledge and electrical circuit basic or knowledge about course
- Q2. Different type motor and definition or electrical power knowledge
(1 Question)
- Q1. PLC logic create and discuss knowledge about PLC only
(1 Question)
- Q1. Discussed about self and i share my past experience
(1 Question)
- Q1. Salary discussion
Interview Preparation Tips
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