Mafatlal Industries ITI Electrician, Electrical Maintenance Interview Questions and Answers

Q1. What is smps. How it's work
Ans. 
SMPS stands for Switched Mode Power Supply. It is a type of power supply that uses switching devices to convert electrical power efficiently.
• SMPS converts AC voltage to DC voltage through a series of switching components

• It is more efficient than traditional linear power supplies

• Commonly used in electronic devices like computers, TVs, and LED lights

• Helps regulate voltage and current to provide stable power output
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Q2. Panel control wiring
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Q1. Who is fast Raymond pvt
Ans. 
Fast Raymond Pvt is a fictional company often used in technical interviews to test candidate's ability to think on their feet and problem-solving skills.
• Fast Raymond Pvt is not a real company, but a common scenario given in technical interviews

• Candidates are typically asked to troubleshoot issues or propose solutions for problems related to Fast Raymond Pvt

• The purpose is to assess the candidate's knowledge, skills, and...read more
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Q2. Raymond C.O mame
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Fundamental and controlling system

Q1. Electrical protection, fault finding, protective device and short circuit
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Q2. Which device is very sensational in low voltage protective system?
Ans. 
The device that is very sensational in low voltage protective system is a Ground Fault Circuit Interrupter (GFCI).
• Ground Fault Circuit Interrupter (GFCI) is a device that quickly breaks an electrical circuit to prevent serious harm from an ongoing electric shock.

• GFCIs are commonly used in areas where water and electricity may come into contact, such as bathrooms, kitchens, and outdoor outlets.

• They work by constantly mo...read more
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Q3. When the line tester shows in both phase and neutral in the line should you check?
Ans. 
Yes, you should check for a possible short circuit or reversed polarity.
• Check for a possible short circuit in the wiring

• Check for reversed polarity in the electrical connections

• Ensure proper grounding of the system

• Verify the connections at the distribution board

• Consult with a senior electrician if unsure
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Q4. Says the 10 safe method when you work on electrical pannel?
Ans. 
The 10 safe methods when working on an electrical panel include proper training, de-energizing the panel, using appropriate PPE, and following lockout/tagout procedures.
• Ensure you are properly trained and qualified to work on electrical panels.

• Always de-energize the panel before starting any work.

• Use appropriate personal protective equipment (PPE) such as insulated gloves and safety glasses.

• Follow lockout/tagout proced...read more
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Q5. How many mm cable is suitable for the 15 Hp induction motor
Ans. 
The suitable cable size for a 15 Hp induction motor would typically be around 10 mm.
• The cable size for a motor depends on factors like the motor's power rating, voltage, and distance from the power source.

• For a 15 Hp motor, a cable size of around 10 mm would be suitable to handle the power requirements.

• It is important to consult with a qualified electrician or refer to the motor manufacturer's guidelines for the exact
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Q1. Safety of transformer
Ans. 
The safety of a transformer is crucial to prevent electrical hazards and ensure proper functioning.
• Regular maintenance and inspections are essential to ensure the transformer is in good condition.

• Proper grounding and insulation are necessary to prevent electrical shocks and fires.

• Following safety protocols and guidelines while working with transformers is important to avoid accidents.

• Using appropriate personal protecti...read more
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Q2. Safety of dg set
Ans. 
Ensuring the safety of a DG set involves regular maintenance, proper installation, and adherence to safety protocols.
• Regular maintenance of the DG set is essential to ensure safe operation.

• Proper installation of the DG set by qualified professionals is crucial for safety.

• Adherence to safety protocols such as proper grounding, ventilation, and fuel storage is necessary to prevent accidents.

• Regular testing and inspection...read more
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Q3. Safety of lt panel
Ans. 
Ensuring the safety of LT panels is crucial to prevent electrical hazards and ensure smooth operation of electrical systems.
• Regular inspection and maintenance of LT panels is essential to identify and address any potential issues.

• Proper labeling of circuits and components in LT panels can help in quick identification and troubleshooting.

• Implementing safety protocols and procedures for working on or near LT panels is im...read more
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Q4. Nicevjnvb hooigcigcgocpypgxffkxkigzr
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Q1. How to contribute the company
Ans. 
I can contribute to the company by utilizing my technical skills and knowledge to solve electrical engineering problems and improve efficiency.
• Providing innovative solutions to electrical engineering challenges

• Implementing cost-effective measures to improve efficiency

• Collaborating with team members to achieve project goals

• Ensuring compliance with safety standards and regulations

• Continuously updating knowledge and skill
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Q2. How to activate the company
Ans. 
To activate the company, focus on strategic planning, effective marketing, strong leadership, and fostering a positive work culture.
• Develop a strategic plan that outlines the company's goals, objectives, and strategies for growth.

• Implement effective marketing strategies to promote the company's products or services and attract customers.

• Ensure strong leadership by hiring competent managers, providing training and devel...read more
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