Sterling Interview Questions, Process, and Tips

Q1. What is Approximately Auguring for Earth pit
Ans. 
Auguring for earth pit involves drilling a hole in the ground to create a space for the earth pit.
• Auguring is a process of drilling a hole using an auger machine.

• The size of the hole depends on the requirements of the earth pit.

• The depth of the hole is usually determined by the type of soil and the purpose of the earth pit.

• After auguring, the earth pit is usually filled with a mixture of salt and charcoal to improve co
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Q2. How to Assemble Transformer Step by step
Ans. 
To assemble a transformer step by step, first prepare the core, wind the coils, connect the coils, insulate the coils, and finally enclose the transformer in a casing.
• Prepare the core by stacking and aligning the laminated steel sheets.

• Wind the primary and secondary coils around the core, ensuring proper insulation between the layers.

• Connect the coils to the appropriate terminals, ensuring correct polarity.

• Insulate the...read more
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Q1. Why want to switch
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Q2. Role responsibilities
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Q1. Bbs, concreting, shuttering
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Q2. Education ,working experience,etc
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Q3. Working culture, working, manpower handling etc.
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Q1. What is SLD with draw and explain...?
Ans. 
SLD stands for Single Line Diagram. It is a simplified representation of an electrical power system.
• SLD is a graphical representation of the electrical system, showing the flow of power and the components involved.

• It uses standardized symbols to represent various electrical devices such as transformers, generators, circuit breakers, etc.

• SLD helps in understanding the overall structure and connectivity of the electrical...read more
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Q2. T/F,DG and HVAC working principle.?
Ans. 
True. DG (Diesel Generator) and HVAC (Heating, Ventilation, and Air Conditioning) systems have different working principles.
• DG works by converting diesel fuel into mechanical energy, which is then converted into electrical energy.

• HVAC systems control the temperature, humidity, and air quality in a building by using principles of thermodynamics and fluid mechanics.

• DG systems are commonly used as backup power sources in ...read more
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Q1. About yourself and work experience?
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Q2. About family background
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Q1. Work Experience and Job Related Questions.
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Q1. Based on my previous work experience and knowledge
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Q1. About substation
Ans. How much time will take to complete the one power transformer substation
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Q2. What things we have check to of the power transformer before placing on foundation
Ans. 
Before placing a power transformer on foundation, we need to check several things.
• Check the transformer's weight and ensure that the foundation can support it

• Inspect the transformer for any damage during transportation

• Check the oil level and quality

• Verify the electrical connections and grounding

• Ensure that the transformer is properly aligned on the foundation

• Perform insulation resistance tests

• Check the cooling system

• Ve...read more
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Q1. Which type substation you have constructed
Ans. 
We have constructed a 220 kV outdoor substation.
• The substation is designed to receive power from the transmission grid and distribute it to the local distribution network.

• It includes transformers, circuit breakers, disconnect switches, and other equipment.

• The substation is located in an open area and is designed to withstand harsh weather conditions.

• We followed all safety regulations and guidelines during the construct...read more
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Case of 33 kV main incomer operation by remote.