10+ Extramarks Education Interview Questions and Answers

A die is a tool used to shape or cut materials. There are various types of dies used in different industries.

• Dies are used in manufacturing to cut, shape, or form materials such as metal, plastic, and paper.

• Some common types of dies include cutting dies, forming dies, and drawing dies.

• Cutting dies are used to cut materials into specific shapes, while forming dies are used to bend or shape materials.

• Drawing dies are used to reduce the diameter of a material by pulling it throu...read more

Designing of a component before manufacturing helps in identifying and resolving potential issues, reducing costs and improving efficiency.

• Designing helps in identifying potential issues and resolving them before manufacturing.

• It helps in reducing costs by identifying and rectifying errors early on.

• Designing also helps in improving efficiency by optimizing the component's design.

• It ensures that the final product meets the desired specifications and requirements.

• Designing also...read more

Tool room is a specialized area in a company where tools and equipment are designed, manufactured, and maintained.

• Tool room is responsible for designing and manufacturing tools and equipment required for production.

• It also maintains and repairs the tools and equipment to ensure their longevity and efficiency.

• Tool room is equipped with specialized machinery and skilled personnel to carry out the tasks efficiently.

• It plays a crucial role in ensuring the smooth functioning of th...read more

Quality engineers are responsible for ensuring products meet quality standards through testing, analysis, and process improvement.

• Developing and implementing quality control systems

• Conducting tests and inspections to identify defects

• Analyzing data to improve processes and reduce defects

• Collaborating with production teams to address quality issues

• Training staff on quality standards and procedures

Gemba is a Japanese term for 'the real place', power press is a machine used for stamping metal, tools used in power press include dies and punches, stamping process involves shaping metal by pressing it between dies.

• Gemba is a Japanese term meaning 'the real place' or 'the actual place where work is done'

• Power press is a machine used in metalworking to shape or cut metal using dies and punches

• Tools used in power press include dies (for shaping) and punches (for cutting)

• Stamp...read more

The carburetor is a device that mixes air and fuel in the correct ratio for combustion in an internal combustion engine.

• The carburetor controls the flow of air and fuel into the engine.

• It atomizes the fuel into tiny droplets and mixes it with the incoming air.

• The mixture is then delivered to the combustion chamber for ignition.

• Carburetors were commonly used in older vehicles, but have been largely replaced by fuel injection systems.

• Examples of carbureted engines include small...read more

The worker should plan their work method by considering the tasks at hand, resources available, safety measures, and efficiency.

• Identify the tasks that need to be completed

• Allocate resources such as tools and materials

• Follow safety protocols to prevent accidents

• Plan the sequence of tasks for optimal efficiency

Materials used in auto and railway industry include steel, aluminum, plastics, and composites.

• Steel is commonly used for structural components in both industries due to its strength and durability.

• Aluminum is lightweight and corrosion-resistant, making it ideal for parts like engine blocks and body panels.

• Plastics are used for interior components, bumpers, and trim pieces due to their versatility and cost-effectiveness.

• Composites, such as carbon fiber, are used for high-perfo...read more

SI engines are spark ignition engines while CI engines are compression ignition engines.

• SI engines use spark plugs to ignite the air-fuel mixture, while CI engines rely on compression to ignite the fuel.

• SI engines are commonly used in gasoline-powered vehicles, while CI engines are typically found in diesel-powered vehicles.

• SI engines have a higher power-to-weight ratio compared to CI engines.

• SI engines are more fuel-efficient at low loads, while CI engines are more fuel-effi...read more

Minimum resources should be utilized to achieve maximum output in production engineering.

• Efficient use of resources is crucial for maximizing output

• Optimizing processes and reducing waste can lead to increased productivity

• Automation and technology can help streamline production and reduce resource usage

• Continuous improvement and monitoring can identify areas for further optimization

• Examples: Lean manufacturing, Six Sigma, Kaizen

IC engines are internal combustion engines that convert chemical energy into mechanical energy.

• Internal combustion engines (IC engines) are commonly used in automobiles, motorcycles, and small aircraft.

• There are two main types of IC engines: spark ignition engines (SI engines) and compression ignition engines (CI engines).

• SI engines, also known as gasoline engines, use a spark plug to ignite the fuel-air mixture. Examples include most cars and motorcycles.

• CI engines, also kno...read more

CAPA stands for Corrective and Preventive Action. It is a systematic approach to identify, investigate, and resolve quality issues.

• CAPA is a quality management process used to address and correct nonconformities or deviations in products or processes.

• It involves identifying the root cause of the issue, implementing corrective actions to prevent recurrence, and monitoring the effectiveness of those actions.

• CAPA typically includes steps like problem identification, investigatio...read more