Tenova Project Engineer Mechanical Interview Questions and Answers

1st round of interview was Aptitude test for 1 hr and topics were mostly logical analysis and quants

Topic was development of technology in India how it is going to affect

Q1. Define what is hooks law
Ans. 
Hook's law states that the force needed to extend or compress a spring by a certain distance is proportional to that distance.
• Force needed to extend or compress a spring is directly proportional to the displacement

• The formula for Hook's law is F = kx, where F is the force, k is the spring constant, and x is the displacement

• It is used to calculate the behavior of springs, elastic materials, and other systems under stres
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Q2. What is pearlite material
Ans. 
Pearlite is a two-phased lamellar structure composed of alternating layers of ferrite and cementite in carbon steel.
• Pearlite forms when austenite transforms during the cooling process of steel

• It is a common microstructure in carbon steels

• Pearlite provides strength and hardness to the steel

• It is often used in engineering applications for its desirable properties
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Q3. What is the composition of steel
Ans. 
Steel is primarily composed of iron and carbon, with small amounts of other elements like manganese, phosphorus, sulfur, and silicon.
• Steel is mainly made up of iron and carbon

• Carbon content typically ranges from 0.2% to 2.1%

• Other elements like manganese, phosphorus, sulfur, and silicon are also present in small amounts

• Alloying elements like nickel, chromium, and molybdenum can be added to enhance specific properties
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Q4. Tell me about yourself
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Q5. Which subject do you like most
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Discussion about Industry vs agriculture

Q1. About Projects and pumps
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Q2. About Wagon tipper and mechanism
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Easy technical and aptitude questions. They follow examveda.

Peer pressure boon or bane

Q1. What is Bayer process
Ans. 
The Bayer process is a method for refining bauxite into alumina, which is the precursor to aluminum production.
• The Bayer process involves crushing and grinding bauxite ore, then mixing it with sodium hydroxide at high temperatures to dissolve the alumina content.

• The resulting solution is filtered to remove impurities, then cooled and seeded to promote the precipitation of pure alumina hydrate.

• The alumina hydrate is the...read more
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Q2. What, according to you, most important dimensionless number and why
Ans. 
The most important dimensionless number is the Reynolds number, as it determines the flow regime of a fluid and is crucial in fluid dynamics.
• Reynolds number is used to predict flow patterns in different fluid flow situations

• It is defined as the ratio of inertial forces to viscous forces in a fluid flow

• Reynolds number helps in determining whether the flow is laminar, turbulent, or transitional

• It is widely used in engine...read more
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Q3. One equation that correlates HT and Fluid flow
Ans. 
The equation that correlates HT and fluid flow is the Darcy-Weisbach equation.
• The Darcy-Weisbach equation relates the head loss due to friction in a pipe to the velocity and diameter of the pipe, as well as the friction factor.

• It is commonly used in fluid mechanics and hydraulic engineering to calculate pressure drop in pipes.

• The equation is expressed as: hL = f * (L/D) * (V^2/2g), where hL is the head loss, f is the f...read more
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Q4. Systems in thermodynamics
Ans. 
Systems in thermodynamics refer to the specific region of space or a quantity of matter under study.
• A system can be open, closed, or isolated based on the exchange of matter and energy with its surroundings.

• Examples of systems include a gas in a container, a piston-cylinder assembly, or a steam turbine.

• Thermodynamic properties such as temperature, pressure, and volume are used to describe the state of a system.

• The firs...read more
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Q5. What is dry steam and wet steam
Ans. 
Dry steam has low moisture content and high temperature, while wet steam has high moisture content and lower temperature.
• Dry steam is produced when water is heated to its boiling point and vaporizes without any liquid water droplets present.

• Wet steam contains water droplets suspended in the steam, resulting in a lower temperature compared to dry steam.

• Dry steam is commonly used in steam turbines for power generation, w...read more
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Q1. Not that much to share they just ask the day to day challenge handling and process of purchasing a material...
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Q2. How many mails do you handle
Ans. 
I handle approximately 50-100 emails per day in my current role as a Senior Engineer.
• I prioritize emails based on urgency and importance

• I respond to emails promptly to ensure efficient communication

• I organize emails into folders for easy access and reference
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Q1. Same as it is before...
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Q1. About your career and structured questions
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Q1. All bout current job description.
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Q2. Details about structural design and its analysis.
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Q1. Can you provide an overview of your total work experience and describe your most recent job profile?
Ans. 
I have 8 years of experience in retail management, with my most recent job as a Store Manager at a large department store.
• Managed a team of 20+ employees and oversaw daily operations

• Responsible for inventory management, sales targets, and customer service

• Implemented new strategies to increase sales and improve customer satisfaction

• Collaborated with vendors and conducted regular performance reviews

• Trained new employees ...read more
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Q2. What information can you provide regarding take-home salary?
Ans. 
Take-home salary is the amount an employee receives after deductions such as taxes and benefits.
• Take-home salary is the net amount received by an employee after deductions for taxes, insurance, retirement contributions, etc.

• It is the actual amount that an employee takes home and can use for personal expenses.

• Take-home salary can vary based on factors such as tax rates, benefits packages, and deductions.

• Employees should...read more
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Q1. What is your experience with purchasing processes and SAP?
Ans. 
I have 5 years of experience managing purchasing processes and using SAP for inventory management.
• Managed purchasing processes for a retail company, including vendor selection, negotiation, and order placement

• Utilized SAP software for inventory management, tracking stock levels, and generating purchase orders

• Trained team members on how to use SAP for purchasing and inventory tasks
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Q2. How you handle inventory & project
Ans. 
I handle inventory by conducting regular audits, implementing efficient tracking systems, and forecasting demand. For projects, I use project management tools, set clear goals, and communicate effectively with team members.
• Conduct regular audits to track inventory levels and identify any discrepancies

• Implement efficient tracking systems such as barcode scanning or RFID technology

• Forecast demand based on historical data...read more
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