Reliance Industries Interview Questions, Process, and Tips

Q1. What is transformer loss
Ans. 
Transformer loss refers to the energy that is dissipated as heat in a transformer during the process of converting electrical energy from one voltage level to another.
• Transformer loss includes copper loss (I²R loss) in the windings and core loss (eddy current and hysteresis losses) in the transformer core.

• Copper loss occurs due to the resistance of the copper windings, leading to heat generation.

• Core loss is caused by ...read more
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Q2. Which type of relay used in switchyard and line
Ans. 
The type of relay used in switchyard and line is a protective relay.
• Protective relays are used to detect abnormal conditions in the electrical system and initiate corrective actions.

• Common types of protective relays include overcurrent relays, distance relays, and differential relays.

• These relays help to protect equipment and prevent damage to the electrical system.

• Examples of relay manufacturers include Siemens, ABB,
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Q3. What is pilotwire relay and how its work
Ans. 
Pilotwire relay is a device used in electrical systems to detect faults and isolate them to prevent damage.
• Pilotwire relay is a protective relay used in power systems.

• It operates by detecting abnormal conditions such as overcurrent or short circuits.

• Once a fault is detected, the pilotwire relay sends a signal to trip the circuit breaker and isolate the fault.

• It helps in preventing damage to equipment and ensuring safet...read more
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Q4. Ehv cable construction
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Q5. How can you decide sub station capacity
Ans. 
Substation capacity can be decided based on load demand, future growth projections, available space, and budget constraints.
• Consider current load demand to determine initial capacity requirements

• Factor in future growth projections to ensure capacity will meet long-term needs

• Evaluate available space for equipment installation and expansion

• Take budget constraints into account when selecting substation capacity

• Consult wit...read more
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Q6. What is oil test for transformer
Ans. 
Oil test for transformers is a diagnostic test to assess the condition of the insulating oil used in transformers.
• Oil test helps in detecting any contamination or degradation of the insulating oil.

• Common oil tests include Dissolved Gas Analysis (DGA), Dielectric Strength Test, and Water Content Test.

• Results of oil tests can indicate potential issues with the transformer, such as overheating or insulation breakdown.

• Regu...read more
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Q7. What is first pole to clear factor of breaker
Ans. 
The first pole to clear factor of a breaker is the time it takes for the breaker to trip and disconnect the circuit in case of a fault.
• The first pole to clear factor is the time delay of the breaker.

• Shorter time delays indicate faster tripping of the breaker in case of a fault.

• Factors affecting the first pole to clear include the type of fault, current magnitude, and breaker design.

• For example, a high current fault may...read more
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Q8. How you coordination relay
Ans. 
I coordinate relay by ensuring clear communication, setting timelines, assigning tasks, and monitoring progress.
• Clear communication with all team members involved

• Setting clear timelines and deadlines for each task

• Assigning specific tasks to team members based on their strengths and expertise

• Regularly monitoring progress and providing support or guidance as needed
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Q9. What is LBB Protection
Ans. 
LBB Protection stands for Life, Body, and Business Protection. It refers to insurance policies that provide coverage for individuals and businesses in case of unexpected events.
• LBB Protection includes life insurance, health insurance, disability insurance, and business insurance.

• Life insurance provides financial protection to the family in case of the policyholder's death.

• Health insurance covers medical expenses for il...read more
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Q10. Unit protection
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Q1. LIGHTUP YOUR SELF.?
Ans. 
I am a motivated and dedicated individual with a passion for construction management.
• I have a strong background in construction and project management.

• I am detail-oriented and have excellent organizational skills.

• I am a team player and have experience working with diverse teams.

• I am always looking for opportunities to learn and grow in the field of construction management.
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Q2. THEY ASKED ME FOR TECHANICALY QUESTION. OF PIPING of oil & GAS FIELD.
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Q1. HOWMANY TYPES OF SUPPORT TYPES ARE USED FOR PIPING FIXING ?
Ans. 
There are several types of support types used for piping fixing, including clamps, hangers, and anchors.
• Clamps are used to hold pipes in place and prevent movement.

• Hangers are used to support the weight of the pipes from above.

• Anchors are used to secure pipes to a structure to prevent movement.

• Other types of support types include guides, shoes, and struts.
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Q2. What types of activities have you engaged in, including planning, managing piping material issues for contracts, fabrication, welding, inspection work, erection, mechanical completion, inspection clearance...read more
Ans. 
I have extensive experience in planning, managing, and executing various activities related to piping material issues for contracts, fabrication, welding, inspection work, and mechanical completion in the construction industry.
• Engaged in planning and managing piping material issues for contracts

• Worked with materials such as carbon steel, alloy steel, stainless steel, and cast iron water pipelines

• Provided services invol...read more
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Q1. IN THE LAST , I ASKED IS THER ANY MORE QUESTION OR ANY CLEARIFICATION FROM YOUR SIDE.?
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Q2. SALARY PART DISCUSSION..
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Q1. How to Erection and testing transformers
Ans. 
Erection and testing of transformers involves careful installation, connection, and verification of performance parameters.
• 1. Site Preparation: Ensure the foundation is level and capable of supporting the transformer weight.

• 2. Unloading: Use cranes or forklifts to safely unload the transformer from transport vehicles.

• 3. Positioning: Align the transformer with the designated installation area, ensuring proper clearance ...read more
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Q2. GIS project and gas fulling
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Q1. How to Erection power panel
Ans. 
Erecting a power panel involves careful planning, installation, and safety measures to ensure proper functionality and compliance.
• 1. Site Preparation: Ensure the installation site is clean, level, and free from obstructions.

• 2. Equipment Check: Verify that all components of the power panel are present and undamaged.

• 3. Mounting: Securely mount the panel to a wall or a dedicated structure using appropriate fasteners.

• 4. El...read more
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Q2. How do to cable laying
Ans. 
Cable laying involves planning, installation, and securing cables for electrical systems, ensuring safety and efficiency.
• Plan the route: Assess the area for obstacles and determine the most efficient path for the cables.

• Select appropriate cables: Choose cables based on voltage, current capacity, and environmental conditions.

• Use proper tools: Employ tools like cable pullers, trenchers, and splicing kits for effective in...read more
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Q1. How to check in generator rotor test
Ans. 
Generator rotor tests ensure the rotor's integrity and performance, crucial for reliable generator operation.
• Visual Inspection: Check for physical damage, cracks, or corrosion on the rotor surface.

• Insulation Resistance Test: Measure insulation resistance between rotor windings and ground using a megohmmeter.

• Winding Resistance Test: Use a micro-ohmmeter to measure the resistance of rotor windings to ensure they are with...read more
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Q2. How to testing commissioning on HT & LT panel
Ans. 
Testing and commissioning of HT & LT panels ensure safety, reliability, and performance of electrical systems.
• Visual Inspection: Check for physical damage, proper labeling, and cleanliness of the panel.

• Insulation Resistance Testing: Use a megohmmeter to measure insulation resistance to ensure safety.

• Functional Testing: Verify the operation of circuit breakers, relays, and other protective devices.

• Voltage and Curren...read more
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Denier doff shedule wise daily routine test, new pack change test, abnormal test. Denier change test. Special sample test daily schedule wise test following

Testing purpose group discussion and best quality this product and best opportunity

Q1. Best quality improvement in this topic discuss necessary
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Q2. Best quality and other products this company
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Q3. It seems like you're looking for a discussion on the best quality improvement strategies in a particular context or industry. To help clarify, here are some key areas where quality improvement is most effe...read more
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Denier doff shedule and new pack test and and PQC proper testing par shift wise follow up