Polycab Wires Project Engineer Interview Questions and Answers

Q1. What do you know about cables
Ans. 
Cables are used to transmit electrical signals or power between devices.
• Cables are made up of one or more conductors surrounded by insulation.

• Different types of cables include coaxial, twisted pair, and fiber optic.

• Cables are used in various industries such as telecommunications, networking, and power distribution.
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Q2. Explain about your project work
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Q1. Tell few words about KEi Industries
Ans. 
KEi Industries is a leading manufacturer of electrical cables and wires in India.
• Established in 1968

• Offers a wide range of products including power cables, control cables, and house wires

• ISO 9001 certified

• Supplies to various industries such as power, oil & gas, and infrastructure

• Known for quality and reliability
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Q2. How you fit for this job
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Q1. What is your expected salary
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Q2. Can you work anywhere in India
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Q1. All about Project Management experience with case scenarios
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Q1. More about Strategies, CSAT, etc
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Q1. Full details in transformer Star delta connection Electrical insulator
Ans. 
Transformer is a device that transfers electrical energy between two or more circuits through electromagnetic induction. Star delta connection is a method used to connect three-phase electrical motors. Electrical insulators are materials that resist the flow of electric current.
• Transformer: device that transfers electrical energy through electromagnetic induction

• Star delta connection: method for connecting three-phase ...read more
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Q1. Qualification & work experience
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Q1. High rise building related questions
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General aptitude quantitative

Q1. Electrical fundamentals
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Q2. Transformers , star and delta connections
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Q1. About your Past Experience
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Q2. Your knowledge about Cables & workings of UG cable project
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Q3. Knowledge of safety protocol during construction.
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Q4. Some general awareness questions.
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Q5. Your letter writing skills
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Q6. Focus on your personal attitude
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Q1. Tell about the work function of LA
Ans. LA has the metal oxide varistor discs inside it.At the standard system voltage it acts as insulator & doesn't allow current to pass through it.But in case of high voltage surges,it acts as conductor and allows the high current to pass through it.As LA are earthed.So the current is earthed and expensive electricals are saved from damage.
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Q2. What should be the earth resistance of a distribution transformer?In case of high resistance what is the solution
Ans. 
Earth resistance of a distribution transformer and solution for high resistance
• The earth resistance of a distribution transformer should be less than 1 ohm

• High resistance can cause electric shock and damage to equipment

• Solution for high resistance includes improving grounding system, adding more grounding rods, and using chemical treatment

• Regular maintenance and testing of grounding system is important
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