Jindal Poly Films Maintenance Fitter Interview Questions and Answers

Q1. What is VFD what is the basic control for operate a vfd
Ans. 
VFD stands for Variable Frequency Drive, it is used to control the speed of an electric motor.
• VFD is used to vary the speed of an electric motor by adjusting the frequency of the electrical supply to the motor.

• Basic control for operating a VFD includes setting the desired speed or frequency, start/stop commands, and monitoring parameters like current and voltage.

• Examples of basic controls for operating a VFD include ke...read more
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Q2. How to check a motor ,how to identified if motor is ok or not ,
Ans. 
To check a motor, perform visual inspection, check for unusual noises or vibrations, test electrical connections, measure voltage and current, and perform insulation resistance test.
• Perform visual inspection for any signs of damage or wear

• Check for unusual noises or vibrations during operation

• Test electrical connections for tightness and proper wiring

• Measure voltage and current to ensure they are within specifications

• P...read more
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Q3. What is the monthly electricity bill
Ans. 
The monthly electricity bill varies depending on usage and location.
• The monthly electricity bill can be influenced by factors such as the size of the property, number of occupants, energy efficiency of appliances, and local electricity rates.

• Usage of high-energy consuming appliances like air conditioners, heaters, and refrigerators can significantly impact the electricity bill.

• Location plays a role as electricity rates...read more
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Q4. What is the plant load
Ans. 
Plant load refers to the amount of power being consumed by a plant or facility at a given time.
• Plant load is measured in kilowatts (kW) or megawatts (MW).

• It represents the total electrical demand of the plant's equipment and machinery.

• Plant load can fluctuate throughout the day based on production needs and equipment usage.

• Monitoring plant load is important for ensuring efficient operation and preventing overload.

• Examp...read more
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Q5. What is the power factor and why it need to maintain ,on which power quantity or quality it impact and how this impact actually can be seen
Ans. 
Power factor is the ratio of real power to apparent power in an electrical system. It needs to be maintained for efficient power transfer and to avoid penalties from utility companies.
• Power factor impacts the efficiency of power transfer in electrical systems

• Low power factor can result in higher energy costs and penalties from utility companies

• It affects the quality of power supply and can lead to voltage drops and equ...read more
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Q6. Proximity sensor and realy uses
Ans. 
Proximity sensors detect the presence of an object without physical contact, while relays are used to control electrical circuits.
• Proximity sensors use electromagnetic fields, light, or sound to detect objects nearby.

• Relays are switches that open or close circuits based on an electrical signal.

• Proximity sensors can be used in automated doors, smartphones, and industrial machinery.

• Relays are used in control panels, HVAC
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Q7. Daily job profile ,
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Q8. Daily reports ,reporting to
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Q9. Preventive maintenance schedule
Ans. 
Preventive maintenance schedule involves regular inspections and maintenance tasks to prevent equipment breakdowns.
• Create a detailed list of all equipment that needs maintenance

• Establish a regular schedule for inspections and maintenance tasks

• Document all maintenance activities and keep records for future reference

• Prioritize maintenance tasks based on criticality and impact on operations

• Train maintenance staff on prope
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Q10. Compressor a b check
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Q11. Dg a b check
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Q1. Tell me about 5s
Ans. 
5S is a methodology used to organize and maintain a clean, efficient, and safe work environment.
• 5S stands for Sort, Set in Order, Shine, Standardize, and Sustain.

• Sort involves removing unnecessary items from the workplace.

• Set in Order focuses on arranging necessary items in a logical and efficient manner.

• Shine involves cleaning and maintaining the workplace.

• Standardize establishes guidelines and procedures for maintain...read more
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Basic core subjects questions.

Q1. About basic core subject
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Q2. About AM AMD FM COMMUNICATION ?
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Q3. About transducer and sensor
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Q1. About salary and other rembursment.
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Q2. About last job and work place and job profile
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Q1. About family background and subject knowledge
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Q1. Basic information about myself.
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Q1. Technical skills of my particular field.
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Q1. Basic information about me and testing my communication skills.
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Q2. Just be confident and real. Brush up your skills before interview.
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Q1. PROCESS RELATED TECHNICAL QUESTIONS AND ROOT CAUSE?
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Q1. Can you provide details about yourself and your salary expectations?
Ans. 
I am a Senior Engineer with 8 years of experience in software development. My salary expectations are in line with industry standards.
• Senior Engineer with 8 years of experience

• Skilled in software development

• Salary expectations aligned with industry standards
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Q1. What was your final discussion regarding salary?
Ans. 
We discussed the salary range for the Senior Engineer position and negotiated based on my experience and qualifications.
• Discussed salary range during final interview

• Negotiated based on experience and qualifications

• Reached agreement on salary package
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