Taurus Value Steel & Pipes Interview Questions and Answers

Q1. What is TTT DIAGRAM and its use
Ans. 
TTT diagram is a Time-Temperature-Transformation diagram used in materials science to understand the transformation of phases in a material.
• TTT diagram shows the relationship between temperature, time, and phases in a material during cooling or heating.

• It helps in predicting the microstructure and properties of a material based on its cooling rate.

• TTT diagrams are commonly used in heat treatment processes for metals li...read more
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Q2. What is difference between ceramic and steel
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Ceramic is a non-metallic material made from clay, while steel is a metallic material primarily made from iron and carbon.
• Ceramic is non-metallic, while steel is metallic

• Ceramic is made from clay, while steel is primarily made from iron and carbon

• Ceramic is typically more brittle than steel

• Steel is stronger and more durable than ceramic

• Ceramic is often used for decorative purposes or in high-temperature applications, w...read more
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Q3. What is fatigue and what is creep in materials
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Fatigue is the weakening of a material due to repeated loading, while creep is the gradual deformation of a material under constant stress.
• Fatigue is the process of progressive and localized structural damage that occurs when a material is subjected to cyclic loading.

• Creep is the time-dependent deformation of a material under constant load or stress.

• Fatigue failure is often characterized by crack initiation and propaga...read more
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Q4. What are the different types of Steel making
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Different types of steel making include basic oxygen furnace, electric arc furnace, and open hearth furnace.
• Basic Oxygen Furnace (BOF) - uses oxygen to reduce the carbon content in the steel

• Electric Arc Furnace (EAF) - uses electricity to melt scrap steel and produce new steel

• Open Hearth Furnace - uses a fuel-air mixture to heat the steel and remove impurities

• Other methods include Bessemer process, direct reduced iron,
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Q5. Why do we use alloying elements during Steel making and what are their applications
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Alloying elements are used in steel making to improve properties like strength, hardness, corrosion resistance, and machinability.
• Alloying elements are added to steel to enhance specific properties such as strength, hardness, toughness, and corrosion resistance.

• Common alloying elements include chromium, nickel, manganese, molybdenum, and vanadium.

• Chromium is added to improve corrosion resistance, nickel for toughness, ...read more
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Q6. What is SN curve ?
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SN curve is a graphical representation of the relationship between stress and fatigue life of a material.
• SN curve shows the number of cycles to failure (N) against the applied stress (S).

• It helps in determining the fatigue life of a material under different stress levels.

• Materials with higher fatigue strength have a steeper slope on the SN curve.

• SN curves are commonly used in engineering to predict the durability of ma
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Q7. What is the composition of pigiron
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Pig iron is an intermediate product of the iron industry, made by smelting iron ore in a blast furnace.
• Pig iron is typically around 92-94% iron, with varying amounts of carbon, silicon, manganese, sulfur, and phosphorus.

• It is brittle and not suitable for use in its raw form, but can be further processed into wrought iron or steel.

• The carbon content of pig iron gives it a high carbon equivalent, making it ideal for cast...read more
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Q8. What is lever rule?
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Lever rule is a principle used in material science to determine the relative amounts of two phases in a two-phase system.
• Lever rule is used to calculate the fraction of each phase in a two-phase system based on the weight or volume percentages of the phases.

• It is commonly used in metallurgy, ceramics, and other material science fields.

• The lever rule equation is: L = (C - A) / (B - A), where L is the fraction of one pha...read more
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Q1. Electrical related. Question will
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Q2. Already 5 year experience in Electrical field
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Q3. Get electrical project ideas for in house improvements
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Some electrical project ideas for in house improvements include installing smart home technology, upgrading lighting fixtures, and adding solar panels.
• Install smart home technology for energy efficiency and convenience

• Upgrade lighting fixtures to improve aesthetics and energy efficiency

• Add solar panels to reduce electricity costs and environmental impact
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Q4. Project planning: Develop the project plan and construction schedule
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Q1. What are the mode of heat transfer ?
Ans. 
Modes of heat transfer include conduction, convection, and radiation.
• Conduction: Heat transfer through direct contact between particles. Example: Touching a hot pan.

• Convection: Heat transfer through the movement of fluids (liquids or gases). Example: Boiling water.

• Radiation: Heat transfer through electromagnetic waves. Example: Feeling the warmth of the sun.
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Q2. What is addendum Circle?
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An addendum circle is a circle that is tangent to two other circles and intersects them at their points of tangency.
• Addendum circle is commonly used in gear design to determine the correct size of gears.

• It is tangent to two other circles, known as the base circles, and intersects them at their points of tangency.

• The addendum circle is larger in diameter than the base circles, allowing for the teeth of the gears to mesh
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Q3. Explain Rankin cycle
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Rankine cycle is a thermodynamic cycle used in steam power plants to generate electricity.
• Rankine cycle involves four processes: compression, heating, expansion, and cooling.

• Steam is compressed in a pump, heated in a boiler to high temperature and pressure, expanded in a turbine, and then cooled in a condenser.

• The cycle is used in steam power plants to convert thermal energy into mechanical work, which is then used to
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Q1. What is alternater
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Q2. What is transformer
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Transformer is a static device is change is ac voltage one level and another level but no change in frequency the work in mutual induction method.
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Q3. What is rotor types syuchronus machine
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Sailent type rotor and cylinder type rotor of uses in syuchronus machine.
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Q1. What is synonyms machine
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Q2. What is induction Machine
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Q1. Product oriented process
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Q2. Machine name & capacity of current company
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The machine name at my current company is XYZ-2000 and it has a capacity of 500 units per hour.
• Machine name: XYZ-2000

• Capacity: 500 units per hour
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Q1. What was my hobby?
Ans. 
My hobby is woodworking, where I enjoy creating furniture and home decor items from scratch.
• Woodworking is a creative outlet for me

• I enjoy working with different types of wood and experimenting with designs

• I have made furniture pieces like tables, chairs, and shelves

• I also enjoy making smaller items like cutting boards and picture frames
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Q2. Power Plant Engineering
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Q3. Applied Thermodynamics
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Q4. Introduce Yourself
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Q5. What was my self introduction
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Q6. Where will be my job location
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Q1. About machine design
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Q2. Readings about vernier callipers
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Q1. About engineering drawing?
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Q1. Types of steel and theirs properties, Melting point of iron
Ans. 
Types of steel include carbon steel, alloy steel, and stainless steel. Iron has a melting point of 1538 degrees Celsius.
• Carbon steel is made up of iron and carbon, with low tensile strength but high ductility.

• Alloy steel contains elements like nickel, chromium, and molybdenum to enhance properties like strength and corrosion resistance.

• Stainless steel is a type of alloy steel with high corrosion resistance due to the p...read more
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Q2. Some questions related to blast furnaces and type of coal?
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Q1. How to use impact idler
Ans. 
Impact idlers are used in conveyor systems to absorb impact and reduce damage to the belt.
• Impact idlers are typically installed at loading points on conveyor belts to absorb impact and reduce damage to the belt.

• They are designed with rubber rings or discs that compress upon impact, cushioning the blow.

• Properly installed impact idlers can help extend the life of the conveyor belt and reduce maintenance costs.
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Q2. What is the angele of convair
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The angle of convair refers to the angle at which the wings of an aircraft are positioned relative to the fuselage.
• The angle of convair is crucial for determining the stability and performance of an aircraft.

• It is typically measured in degrees and can vary depending on the design of the aircraft.

• For example, a higher angle of convair can provide more lift at slower speeds, while a lower angle may improve fuel efficienc
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Q3. Wich of gear use in convair
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Various gears are used in Convair aircraft for different functions.
• Convair aircraft use a variety of gears for different systems such as landing gear, engine gears, and control system gears.

• Examples of gears used in Convair aircraft include spur gears, bevel gears, and helical gears.

• Each gear serves a specific purpose in ensuring the proper functioning of the aircraft.
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Q4. What is zss inconvair
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ZSS Inconvair is a research aircraft used by NASA for studying atmospheric phenomena.
• ZSS Inconvair is a modified Convair 990 aircraft used for scientific research purposes.

• It is equipped with various instruments to study atmospheric chemistry, climate change, and other related phenomena.

• NASA uses ZSS Inconvair for conducting research flights at high altitudes to collect data for scientific studies.
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Q5. What istransmission
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Transmission is the process of transferring power from the engine to the wheels of a vehicle.
• Transmission helps control the speed and torque of a vehicle

• There are different types of transmissions such as manual, automatic, and CVT

• Transmission fluid is used to lubricate and cool the transmission system
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Q1. What are your job responsibilities in your previous plant?
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Q2. What are the safety interlocks in boiler and turbine?
Ans. 
Safety interlocks in boiler and turbine are mechanisms designed to prevent unsafe conditions and protect equipment.
• Safety valves to release excess pressure in the boiler

• Flame detectors to ensure proper combustion in the boiler

• Emergency stop buttons to shut down the turbine in case of a malfunction

• Temperature sensors to monitor and control the temperature in the boiler and turbine

• Pressure switches to prevent overpressur
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Q3. How many overspeed trips are generally set in turbines?
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The number of overspeed trips set in turbines varies depending on the type and size of the turbine.
• The number of overspeed trips set in turbines can range from 1 to 3, depending on the manufacturer and design of the turbine.

• Overspeed trips are safety mechanisms that are designed to shut down the turbine if it exceeds its maximum safe operating speed.

• Some turbines may have adjustable overspeed trip settings to allow for...read more
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Q4. What are the reasons for ACC vacuum low during rain?
Ans. 
ACC vacuum may be low during rain due to water entering the system and affecting the vacuum pressure.
• Water entering the ACC system can disrupt the vacuum pressure

• Moisture can cause blockages in the system, leading to low vacuum levels

• Leaks in the system can allow water to enter and affect the vacuum pressure
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