JSW Ispat Steel Metallurgical Engineer Interview Questions and Answers

Q1. Different between LT and HT ?
Ans. 
LT stands for Low Tension and HT stands for High Tension. They refer to different voltage levels used in electrical systems.
• LT refers to voltage levels below 1000V, while HT refers to voltage levels above 1000V.

• LT is commonly used in residential and small commercial buildings, while HT is used in industrial and large commercial buildings.

• LT systems are generally safer and easier to maintain compared to HT systems.

• Examp...read more
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Q2. What is circuit breakers ?
Ans. 
Circuit breakers are electrical switches designed to protect electrical circuits from damage caused by overload or short circuit.
• Circuit breakers automatically interrupt the flow of electricity when a fault is detected.

• They can be reset manually after tripping to restore power.

• Common types include thermal-magnetic, magnetic, and hydraulic-magnetic circuit breakers.

• Examples include miniature circuit breakers (MCBs) and
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Q3. What is the role of a diodein an electrical circuit
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A diode is an electronic component that allows current to flow in one direction only.
• Diodes are commonly used to convert AC to DC in power supplies.

• They are also used to protect circuits from reverse polarity.

• Diodes have a forward voltage drop, typically around 0.7V.

• They can be used in rectifier circuits to convert AC to DC.

• Diodes are also used in signal processing circuits to separate AC and DC components.
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Q4. Explain the difference between ac and dc
Ans. 
AC and DC are two types of electrical current with different characteristics.
• AC stands for alternating current, which periodically changes direction.

• DC stands for direct current, which flows in one direction.

• AC is commonly used in household appliances and power distribution systems.

• DC is commonly used in batteries and electronic devices.

• AC can be easily converted to different voltage levels using transformers.

• DC is mor...read more
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Q5. Why you have choose engineering ?
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I chose engineering because I have always been fascinated by how things work and wanted to use my problem-solving skills to make a positive impact on the world.
• Passion for understanding how things work

• Desire to use problem-solving skills

• Interest in making a positive impact on the world
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Q6. What do you know about this JSW steel
Ans. 
JSW Steel is one of India's leading steel producers with a strong presence in various sectors.
• JSW Steel is a part of the JSW Group, a conglomerate with interests in steel, energy, infrastructure, cement, and more.

• The company has multiple manufacturing plants in India, including in Karnataka, Maharashtra, and Tamil Nadu.

• JSW Steel produces a wide range of products including hot-rolled coils, cold-rolled coils, galvanized...read more
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Q1. How to know if Hydraulic cylinder leakage
Ans. 
Check for hydraulic cylinder leakage by inspecting for oil puddles, decreased performance, and abnormal noises.
• Inspect the area around the hydraulic cylinder for oil puddles or stains

• Monitor the performance of the hydraulic system for any decrease in efficiency

• Listen for any abnormal noises coming from the hydraulic cylinder during operation
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Q2. What is NAS
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NAS stands for Network Attached Storage, which is a type of storage device that connects to a network to provide shared storage space.
• NAS devices are typically used for storing and sharing files, data backups, and media streaming within a network.

• NAS devices can be accessed by multiple users and devices simultaneously over a network.

• NAS devices often have their own operating system and can run various applications such...read more
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Q1. What is steel industry process?
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Q2. What is hot rolled and cold rolled?
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Normal question based on steel manufacturing.

Q1. All about DCV, PRV, and Hydraulic.
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Q2. Miscellaneous question about Hydraulic and steps involved in manufacturing of steel, no of panels and their function etc.
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Q1. In detail of the hydraulic system.
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Q2. Function of each equipment and their application in steel plant.
Ans. 
Equipment in a steel plant have specific functions like melting, shaping, and cooling metal to produce various steel products.
• Blast furnace - melts iron ore to produce molten iron

• Electric arc furnace - uses electricity to melt scrap metal and produce steel

• Rolling mill - shapes the molten metal into various forms like sheets, bars, or beams

• Cooling bed - cools down the hot steel products after shaping process

• Annealing fu...read more
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Q1. Provide details about company
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Q2. Salary and post discussion and negotiations.
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Q1. What is Hydraulic system and it's components?
Ans. 
A hydraulic system uses fluid to transmit power and consists of components like pumps, cylinders, valves, and hoses.
• Hydraulic pump: generates flow to the hydraulic system

• Hydraulic cylinder: converts fluid power into mechanical power

• Hydraulic valve: controls the flow and pressure of the fluid

• Hydraulic hose: carries the fluid between components
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Q2. Explain steel making process?
Ans. 
Steel making process involves converting iron ore into steel through various stages like smelting, refining, and casting.
• Iron ore is mined and transported to a steel mill.

• The iron ore is smelted in a blast furnace to remove impurities and create molten iron.

• The molten iron is then refined in a basic oxygen furnace or an electric arc furnace to adjust the carbon content and other alloying elements.

• The refined molten iro...read more
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Q1. What is blast furnace
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A blast furnace is a type of metallurgical furnace used for smelting to produce industrial metals, generally iron.
• Used for smelting iron ores to produce iron

• Consists of a furnace chamber with a tuyere at the bottom for air supply

• Operates at high temperatures to melt the iron ore and extract the metal

• Commonly used in the steelmaking industry
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Q2. Heat treatment process
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Q3. Steel making reaction
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Q1. Kiln parameters
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Q2. Manage to technical issues
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