Amara Raja Power Systems Interview Questions, Process, and Tips

Q1. Tell me about yourself
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Q2. Ug cable laying procedure
Ans. 
UG cable laying procedure involves planning, trenching, laying the cable, backfilling, and testing.
• Plan the route for the cable laying to ensure minimal disruption to existing infrastructure.

• Trench the ground to the required depth and width for the cable to be laid.

• Lay the cable in the trench, ensuring proper alignment and protection.

• Backfill the trench with suitable material to cover and protect the cable.

• Test the cab...read more
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Q3. Single line diagram of 132KV ss
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A single line diagram of a 132KV substation shows the electrical connections and components in a simplified manner.
• Shows the main components like transformers, circuit breakers, and disconnect switches

• Indicates the flow of electricity from the power source to the load

• Helps in understanding the overall layout and connections of the substation
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Q4. Explain about Transformer loses
Ans. 
Transformer losses refer to energy losses that occur in a transformer during the process of converting electrical energy from one voltage level to another.
• Transformer losses can be categorized into two main types: copper losses and iron losses.

• Copper losses, also known as I^2R losses, occur in the transformer's windings due to the resistance of the copper wire.

• Iron losses, also known as core losses, occur in the transf...read more
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Q1. Reasons for changing company
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Q2. Willing to travel for work
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Q1. Battery chemical name lead acid
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The chemical name for lead acid battery is sulfuric acid.
• Lead acid batteries use sulfuric acid as the electrolyte

• Sulfuric acid helps in the chemical reaction that generates electricity

• Commonly used in automotive batteries
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For batteries innovation

Q1. I am completed MS office course
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Q2. I already worked as snidher electrical batteries for internship
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Q1. Electrical department
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Q2. Electrical engineer
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Q3. Electrical execution solar
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Q4. Electrical AC dc
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Q5. Electrical execution
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Q1. Which battery lasts longer? Disposable, charging battery?
Ans. 
Charging batteries last longer than disposable batteries.
• Charging batteries can be recharged multiple times, extending their lifespan.

• Disposable batteries are meant for single use and need to be replaced once depleted.

• Examples of charging batteries include lithium-ion batteries used in smartphones and laptops.

• Examples of disposable batteries include alkaline batteries commonly used in remote controls.
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Q2. M us Chitaru that the battery life time is not long?
Ans. 
The battery life time may be short due to various factors such as usage patterns, age of the battery, and environmental conditions.
• Battery life can be affected by the frequency and intensity of usage.

• Older batteries tend to have shorter life spans.

• Extreme temperatures can also impact battery life.

• Certain apps or settings on the device may drain the battery faster.

• Regularly updating software can optimize battery perform
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Q3. What are the chemicals used in the battery?
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Lithium-ion batteries commonly use lithium, cobalt, nickel, and graphite as key chemicals.
• Lithium is the primary component used in lithium-ion batteries.

• Cobalt is often used in the cathode of the battery.

• Nickel is also commonly used in the cathode.

• Graphite is used in the anode of the battery.

• Other chemicals like manganese and aluminum may also be used in some battery compositions.
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Q4. Maximum expiry date for battery
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The maximum expiry date for a battery depends on the type and storage conditions.
• The maximum expiry date for alkaline batteries is typically around 5-10 years.

• Lithium-ion batteries can last 2-10 years depending on usage and storage.

• Proper storage in a cool, dry place can extend the expiry date of a battery.

• Check the manufacturer's recommendations for specific expiry dates.
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Q5. How much salary are you expecting?
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Q1. How to improve design in compressive model of battery
Ans. 
Improving design in compressive model of battery involves optimizing material selection, structure, and manufacturing processes.
• Optimize material selection to improve energy density and performance

• Consider structural design to enhance mechanical strength and stability

• Implement advanced manufacturing processes for better efficiency and cost-effectiveness
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Q2. Simply, iron type of wood r using with design automation process
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The type of wood commonly used with design automation processes is plywood.
• Plywood is a popular choice for its strength, durability, and versatility in design automation processes.

• Other types of wood used may include MDF (medium-density fiberboard) and particle board.

• Wood selection depends on the specific requirements of the project, such as load-bearing capacity and aesthetic preferences.
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