Vedanta Limited Diploma Mechanical Engineer Interview Questions and Answers

Q1. What is your name and your father occupation
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Q2. What work of universal coupling
Ans. 
Universal coupling is a mechanical device used to connect two shafts at an angle and transmit torque.
• Universal coupling is also known as a universal joint or U-joint.

• It consists of two yokes connected by a cross-shaped member called a spider.

• The spider allows the two yokes to rotate independently of each other while transmitting torque.

• Universal couplings are commonly used in automotive drive shafts to accommodate misa...read more
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Ans. My contact no not any time network area ple msg me
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Diploma

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Q1. Condenser, ejector, turbine, CEP, BFP,
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Q2. Turbine side questions
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Q3. Thermal power plant releted question
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Thermal power division renusagar ke bare me

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Q1. Explain the different types of fit?
Ans. 
Different types of fit include clearance fit, interference fit, and transition fit.
• Clearance fit: parts are designed to have a gap between them, allowing for easy assembly and disassembly.

• Interference fit: parts are designed to be pressed or forced together, creating a tight and secure fit.

• Transition fit: parts have a small amount of overlap, creating a balance between clearance and interference fit.

• Examples include pi...read more
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Q2. Name the boiler that does not need a steam drum?
Ans. 
Benson Boiler is the boiler that does not need a steam drum.
• Benson Boiler is a high-pressure, drumless, water tube steam boiler

• It works on the principle of critical pressure

• It is used in thermal power plants for generating power

• It has a high thermal efficiency and can handle a wide range of fuel types
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Q3. Why would you use pneumatic?
Ans. 
Pneumatics is used for its simplicity, reliability, and cost-effectiveness in various applications.
• Pneumatic systems are easy to install and maintain.

• They are reliable and have a long lifespan.

• Pneumatics are cost-effective compared to other systems.

• They are used in various applications such as manufacturing, transportation, and construction.

• Examples include pneumatic drills, air compressors, and pneumatic cylinders.
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Q1. What are various types of brakes ?
Ans. 
Various types of brakes include disc brakes, drum brakes, regenerative brakes, electromagnetic brakes, and hydraulic brakes.
• Disc brakes use calipers to squeeze brake pads against a rotor to slow or stop the vehicle.

• Drum brakes use shoes that press against the inside of a drum to slow or stop the vehicle.

• Regenerative brakes convert kinetic energy into electrical energy to recharge the battery.

• Electromagnetic brakes use ...read more
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Q1. How will you classify sliding contact
Ans. 
Sliding contact can be classified based on the type of motion and the nature of the surfaces in contact.
• Sliding contact can be classified as sliding, rolling, or twisting contact.

• Based on the nature of the surfaces in contact, sliding contact can be classified as dry or lubricated contact.

• Examples of sliding contact include the contact between brake pads and rotors, gears in a gearbox, and the contact between a piston ...read more
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Q1. What is pump working principles
Ans. 
Pump working principles involve the conversion of mechanical energy into fluid energy to transport fluids.
• Pumps use mechanical energy to create pressure and move fluids.

• They work based on the principle of fluid dynamics.

• Pumps have an inlet and an outlet where fluids enter and exit.

• The pump imparts energy to the fluid, increasing its pressure and kinetic energy.

• Different types of pumps include centrifugal pumps, recipro...read more
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Q2. What is valve type of valve
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A valve is a device that controls the flow of fluid or gas by opening, closing, or partially obstructing various passageways.
• Valves are used in various industries such as oil and gas, water treatment, power generation, and manufacturing.

• There are different types of valves including gate valves, globe valves, ball valves, butterfly valves, and check valves.

• Gate valves are used to fully open or close the flow of fluid, w...read more
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Q3. Working principal gate valve
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A gate valve is a type of valve that uses a gate or wedge-shaped disc to control the flow of fluid.
• Gate valves are primarily used to start or stop the flow of fluid in a pipeline.

• They have a sliding gate or disc that moves perpendicular to the flow of fluid.

• When the gate is fully lifted, the flow is unrestricted, and when it is fully closed, the flow is completely stopped.

• Gate valves are commonly used in applications w...read more
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Q4. What is HSD density
Ans. 
HSD density refers to the density of High-Speed Diesel fuel.
• HSD density is the measure of mass per unit volume of High-Speed Diesel fuel.

• It is typically expressed in kilograms per liter (kg/L) or grams per milliliter (g/mL).

• The density of HSD can vary depending on factors such as temperature and composition.

• Knowing the density of HSD is important for various engineering calculations and fuel efficiency analysis.

• For exa...read more
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Q5. What is EBMS density
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EBMS density refers to the density of the Engineered Biomaterial System used in mechanical engineering.
• EBMS density is a measure of the mass per unit volume of the Engineered Biomaterial System.

• It is an important parameter in designing and analyzing mechanical components made from EBMS.

• EBMS density can vary depending on the composition and structure of the biomaterial.

• Higher density materials are generally stronger and...read more
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Q6. What is nozzle use of nozzle
Ans. 
A nozzle is a device used to control the flow and direction of a fluid or gas.
• Nozzles are commonly used in various industries such as aerospace, automotive, and manufacturing.

• They are used to accelerate or decelerate fluid flow, create a desired spray pattern, or generate thrust.

• Examples of nozzle applications include rocket engines, fuel injectors, spray painting equipment, and fire hoses.
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Q1. Operational work like as process, parameters, safety and some basic questions.
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