L&T-MHI Power Turbine Generators Interview Questions and Answers

Diesel Generator: A Reliable Power Source
A diesel generator is a self-contained power generating unit that combines a diesel engine with an electric generator (often an alternator). It's a versatile and widely used source of electricity, particularly in situations where a reliable power supply is crucial.
How Diesel Generators Work
* Diesel Engine: The diesel engine, fueled by diesel fuel, acts as the prime mover. It converts the chemical energy of the fuel into mechanical energy through combustion.
* Electric Generator: The mechanical energy from the engine is transferred to the generator, which converts it into electrical energy. This electrical energy can then be used to power various appliances and equipment.
Applications of Diesel Generators
* Backup Power: Diesel generators are commonly used as backup power sources for homes, businesses, hospitals, and critical infrastructure during power outages.
* Remote Locations: In areas with limited or no access to the grid, diesel generators provide a reliable source of electricity for various applications.
* Construction Sites: Diesel generators power tools and equipment on construction sites, ensuring work can continue even in remote locations.
* Off-Grid Living: Individuals living off the grid often rely on diesel generators for their electricity needs.
* Data Centers: Diesel generators provide backup power to ensure the continuous operation of critical data centers.
Advantages of Diesel Generators
* Reliability: Diesel engines are known for their durability and reliability, making them suitable for demanding applications.
* Fuel Efficiency: Modern diesel engines offer excellent fuel efficiency, reducing operating costs.
* Wide Power Range: Diesel generators are available in a wide range of sizes and power capacities, catering to various needs.
* Easy Maintenance: Diesel generators are relatively easy to maintain and service.
Disadvantages of Diesel Generators
* Noise: Diesel generators can be noisy, which may be a concern in certain settings.

Q1. Transformer & protection
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Q2. Breaker & protection
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Q3. Motor panel Feeder & protection
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Q1. Motor & Motor protection
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Q2. All types panel & protection
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Panel and protection systems are essential components in electrical engineering for controlling and safeguarding electrical circuits.
• Different types of panels include distribution panels, control panels, and instrumentation panels.

• Protection systems include overcurrent protection, earth fault protection, and differential protection.

• Panels are used to house electrical components and provide a safe environment for operat...read more
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Q1. What is the kaizen ?
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Q1. What about Lubrication system & its components?
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The lubrication system is responsible for reducing friction between moving parts in an engine by providing oil to various components.
• The main components of a lubrication system include the oil pump, oil filter, oil pan, and oil passages.

• The oil pump is responsible for circulating oil through the engine to lubricate moving parts.

• The oil filter helps remove contaminants from the oil to prevent damage to engine components...read more
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Q2. How do you diagnosis when vehicle came from overheating concern?
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Diagnosing vehicle overheating concerns involves checking coolant levels, radiator condition, thermostat, and fan operation.
• Check coolant levels to ensure there is enough fluid to regulate engine temperature

• Inspect radiator for leaks or blockages that may be causing overheating

• Test thermostat to see if it is opening and closing properly

• Verify fan operation to ensure it is cooling the engine effectively
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Q3. What process follow for diagnosis any vehicle?
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Diagnosing a vehicle involves a systematic process of identifying and troubleshooting issues.
• Start by gathering information from the driver about any symptoms or issues they have noticed

• Perform a visual inspection of the vehicle to look for obvious signs of damage or wear

• Use diagnostic tools such as OBD scanners to read error codes and identify specific issues

• Test drive the vehicle to observe any unusual behavior or no...read more
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Q1. What is ADAS & it's Levels
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ADAS stands for Advanced Driver Assistance Systems. It refers to a set of safety features and technologies designed to assist drivers in the driving process.
• ADAS includes features like adaptive cruise control, lane departure warning, automatic emergency braking, and blind spot monitoring.

• There are different levels of ADAS ranging from Level 0 (no automation) to Level 5 (full automation).

• Each level represents the extent...read more
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Q2. What is differential & Transfer case, 4*4?
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Differential & Transfer case are components of a 4*4 system in vehicles, allowing power to be distributed between front and rear wheels for better traction.
• Differential is a gear system that allows wheels to rotate at different speeds, necessary for turning

• Transfer case is a gearbox that distributes power from the transmission to both front and rear axles in a 4*4 vehicle

• 4*4 system provides better traction and stab...read more
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Q3. Aware about Connected car feathers?
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Connected car features refer to technology that allows vehicles to communicate with each other and with external systems for improved safety, efficiency, and convenience.
• Real-time traffic updates

• Remote vehicle diagnostics

• Automatic emergency calling (eCall)

• Vehicle-to-vehicle communication

• Integration with smartphones for navigation and entertainment
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Q4. Types of Transmission use in current & pls explain?
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Types of transmission include manual, automatic, CVT, DCT, and AMT.
• Manual transmission requires the driver to manually shift gears using a clutch pedal and gear stick.

• Automatic transmission shifts gears automatically without the need for manual input.

• CVT (Continuously Variable Transmission) uses a belt and pulley system to provide seamless gear shifts.

• DCT (Dual Clutch Transmission) uses two separate clutches for faster...read more
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Q5. What about EV & it's Technology?
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EV technology refers to electric vehicles and their associated technologies, such as batteries and charging infrastructure.
• EV technology is rapidly advancing, with improvements in battery technology leading to longer range and faster charging times.

• Charging infrastructure is expanding to support the growing number of EVs on the road, including fast chargers and wireless charging options.

• EVs offer environmental benefits...read more
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Q1. Explain what do you understand about Automobile?
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Automobile refers to a vehicle designed for transportation, typically with four wheels and powered by an internal combustion engine.
• Automobiles are commonly used for personal transportation, commuting, and delivery of goods.

• They come in various types such as cars, trucks, buses, and motorcycles.

• Automobiles have evolved over time with advancements in technology, safety features, and fuel efficiency.

• Examples of automobil...read more
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Q2. Explain when press the clutch pedal in manual transmission?
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Pressing the clutch pedal in a manual transmission disengages the engine from the wheels, allowing for gear changes.
• Press the clutch pedal when shifting gears

• Press the clutch pedal when coming to a stop

• Press the clutch pedal when starting the vehicle

• Press the clutch pedal when reversing

• Press the clutch pedal when the vehicle is stationary
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Q3. Explain auto transmission solenoids ?
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Auto transmission solenoids are electrical components that control the flow of transmission fluid to engage different gears in an automatic transmission system.
• Auto transmission solenoids are electromechanical valves that open and close to regulate the flow of transmission fluid.

• They are controlled by the vehicle's computer system to engage different gears based on driving conditions.

• Common types of auto transmission s...read more
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Q1. One -one round questions and answers
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Q2. Working time table is only experience
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Q2. Hear ac all models problem solf
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AC fridge models can have various problems, but most common ones include refrigerant leaks, faulty compressors, and thermostat issues.
• Refrigerant leaks can cause the AC fridge to not cool properly

• Faulty compressors can lead to loud noises or no cooling at all

• Thermostat issues can result in inconsistent temperature control
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Q1. Higher all models one salt problem!
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The salt problem is common in all models of A C fridge, causing issues with functionality.
• Salt buildup can lead to decreased cooling efficiency

• Regular cleaning and maintenance can help prevent salt buildup

• Using distilled water instead of tap water can reduce salt accumulation
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Q2. Inverter no inverter ac no problem.
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Q2. What is the difference between an electric motor and an electric generator?
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Q3. What tools does one need for measuring on a CNC machine in the industry,
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Q4. How can we explain Poke Yoka, 5S, Kaizen or Safety?
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Q5. How does hydraulic and hydraulic machine work and on what does it work
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