30+ EC Infosystems Interview Questions and Answers

Two stroke engines complete a power cycle in two strokes of the piston, while four stroke engines complete it in four strokes.

• Two stroke engines have a simpler design and are lighter than four stroke engines.

• Two stroke engines have a higher power-to-weight ratio than four stroke engines.

• Four stroke engines are more fuel efficient and have a longer lifespan than two stroke engines.

• Examples of two stroke engines include chainsaws, dirt bikes, and jet skis, while examples of fou...read more

Petrol engine and diesel engine are two types of internal combustion engines that differ in their fuel ignition process.

• Petrol engines use spark plugs to ignite the fuel-air mixture, while diesel engines use compression to ignite the fuel

• Petrol engines are generally more powerful and responsive, while diesel engines are more fuel-efficient and have more torque

• Examples of petrol engines include those found in cars, motorcycles, and small aircraft, while diesel engines are comm...read more

To make changes in the shop floor, I would follow a systematic approach involving planning, communication, implementation, and evaluation.

• Develop a clear plan outlining the desired changes and objectives

• Communicate the proposed changes to the shop floor employees and stakeholders

• Implement the changes gradually, ensuring proper training and support

• Regularly evaluate the effectiveness of the changes and make necessary adjustments

• Examples: Introducing new machinery, optimizing p...read more

Shock absorbers are devices that help to absorb and dampen shocks and vibrations.

• They are commonly used in vehicles to improve ride comfort and handling

• They work by converting kinetic energy into heat energy

• They consist of a piston and cylinder filled with hydraulic fluid

• The fluid is forced through small holes or valves to slow down the movement of the piston

• There are different types of shock absorbers, including twin-tube, monotube, and coilover

• Regular maintenance and replac...read more

Vibration is the back and forth movement of an object. It can be reduced by balancing, isolating, or damping.

• Balancing rotating equipment to reduce vibration

• Isolating vibrating equipment from surrounding structures

• Using damping materials to absorb vibration energy

To improve the plan growth, I would focus on optimizing production processes, implementing efficient resource allocation, and continuously monitoring and analyzing performance.

• Optimize production processes to increase efficiency and reduce waste

• Implement efficient resource allocation to ensure optimal utilization

• Continuously monitor and analyze performance to identify areas for improvement

• Invest in research and development to innovate and stay ahead of competitors

• Collaborate ...read more

Tolerance is the acceptable range of variation in a measurement or dimension.

• Tolerance is the maximum and minimum limit within which a measurement or dimension must fall to be acceptable.

• Tolerance is usually specified in engineering drawings to ensure proper fit and function of parts.

• To calculate tolerance, subtract the minimum limit from the maximum limit. For example, if the maximum limit is 10 and the minimum limit is 8, the tolerance would be 2.

Welding is a process of joining two materials together by melting them and allowing them to cool, creating a strong bond.

• There are several types of welding processes including MIG (Metal Inert Gas), TIG (Tungsten Inert Gas), Stick, and Flux-Cored Arc Welding.

• Each type of welding process has its own advantages and is used for different applications.

• Welding can be done using different heat sources such as gas flames, electric arcs, lasers, or ultrasound.

• Common materials welded ...read more

A shock absorber is a mechanical or hydraulic device designed to absorb and dampen shock impulses.

• Shock absorbers are commonly used in vehicles to reduce the effects of bumps and vibrations on the suspension system.

• They work by converting kinetic energy into heat, which is then dissipated.

• Examples of shock absorber brands include Bilstein, Monroe, and KYB.

A clutch mechanism used for clamping in our company.

• The clutch mechanism is used for clamping purposes.

• It is commonly reworked in our company.

• The mechanism allows for easy engagement and disengagement of the clamping action.

• It provides a secure and reliable hold on the workpiece being clamped.

• Examples of clutch mechanisms used in clamping include friction clutches, jaw clutches, and magnetic clutches.

Yes, I can lift up to 5kg.

• Yes, I am able to lift up to 5kg without any issues.

• I have experience lifting weights up to 5kg in previous roles.

• I am physically fit and capable of lifting objects weighing up to 5kg.

Manufacturing process involves converting raw materials into finished products through various steps and techniques.

• Manufacturing process starts with the design and planning stage

• Raw materials are sourced and inspected for quality

• Materials are processed through various methods like casting, molding, machining, etc.

• Quality control measures are implemented at each stage

• Finished products are packaged and distributed to customers

• Examples: car manufacturing, electronics production...read more

There are several types of shafts including straight, stepped, tapered, splined, and flexible.

• Straight shafts are the most common type and have a uniform diameter throughout their length.

• Stepped shafts have varying diameters at different sections.

• Tapered shafts have a gradually decreasing diameter from one end to the other.

• Splined shafts have ridges or teeth along their length to connect with other components.

• Flexible shafts are used in applications where a rigid shaft cannot...read more

To improve quality, focus on process optimization, employee training, and customer feedback.

• Implement quality control measures at each stage of production

• Regularly train employees on quality standards and best practices

• Encourage open communication with customers to gather feedback and address issues

• Analyze data and metrics to identify areas for improvement

• Implement continuous improvement initiatives like Six Sigma or Lean Manufacturing

Two-stroke engines complete a power cycle in two strokes of the piston, while four-stroke engines complete it in four strokes.

• Two-stroke engines have a simpler design and are lighter than four-stroke engines.

• Two-stroke engines have a higher power-to-weight ratio.

• Four-stroke engines are more fuel-efficient and produce less pollution.

• Four-stroke engines have separate intake and exhaust strokes, while two-stroke engines combine them.

• Examples of two-stroke engines include chainsa...read more

I am a skilled operating engineer with experience in heavy equipment operation and maintenance.

• I have operated and maintained various types of heavy equipment such as bulldozers, excavators, and cranes.

• I am knowledgeable in safety procedures and regulations related to heavy equipment operation.

• I have experience working in construction sites and industrial facilities.

• I am a quick learner and able to adapt to new equipment and technologies.

• I am a team player and able to communi...read more

Quality instruments are tools used to measure and assess the quality of products or processes.

• Quality instruments are used to ensure that products or processes meet specified standards and requirements.

• They can include tools such as calipers, micrometers, gauges, and spectrophotometers.

• These instruments help in measuring dimensions, tolerances, surface finish, color, hardness, and other quality parameters.

• Examples of quality instruments include a vernier caliper for measuring...read more

A damper is a device that reduces or controls the flow of air, gas, or liquid.

• Used in HVAC systems to regulate airflow

• Can be manually or automatically controlled

• Examples include fire dampers, smoke dampers, and volume dampers

A piston is a component of an engine that moves back and forth in a cylinder, converting pressure into mechanical energy.

• A piston is typically made of aluminum alloy or cast iron.

• It is connected to a connecting rod, which in turn is connected to the crankshaft.

• The movement of the piston creates the necessary pressure to drive the engine.

• Pistons are commonly found in internal combustion engines, such as those used in cars and motorcycles.

The list count of bernier caliper is not clear. More information is needed.

• The question may be referring to the number of items in a list related to bernier caliper

• It could also be asking for the number of parts or components in a bernier caliper

• Without more context, it is difficult to provide a specific answer

Gabriel is a production engineer with experience in designing and implementing manufacturing processes.

• Gabriel has expertise in optimizing production processes to increase efficiency and reduce costs.

• He has experience in designing and implementing new manufacturing processes.

• Gabriel is skilled in using CAD software to create detailed designs for production equipment.

• He has a strong understanding of quality control and ensuring products meet industry standards.

• Gabriel is a tea...read more

Mechanical engineers focus on designing and analyzing mechanical systems, while production engineers focus on optimizing production processes and systems.

• Mechanical engineers work on designing and analyzing mechanical systems, such as engines, machines, and tools.

• Production engineers focus on optimizing production processes and systems to improve efficiency and quality.

• Mechanical engineers may work on product development, while production engineers work on process improvement...read more

TPM, TQM, KAIZEN, and line balancing are all methodologies used in manufacturing to improve efficiency and quality.

• TPM (Total Productive Maintenance) is a system for maintaining and improving equipment and processes to prevent breakdowns and defects.

• TQM (Total Quality Management) is a management approach that focuses on continuous improvement of quality and customer satisfaction.

• KAIZEN is a Japanese term meaning 'continuous improvement' and refers to a philosophy and methodol...read more

Shock absorbers are devices that help to absorb and dampen the shock impulses generated by the suspension system of a vehicle.

• They help to improve the ride comfort and handling of a vehicle by reducing the impact of bumps and vibrations on the chassis.

• They also help to maintain tire contact with the road surface, which improves traction and stability.

• Shock absorbers work by converting the kinetic energy of the suspension movement into heat energy, which is dissipated through ...read more

Suspension is needed to support heavy loads and provide stability in various types of machinery and equipment.

• Suspension helps to absorb shocks and vibrations, reducing wear and tear on the equipment.

• It allows for better traction and control, especially in rough or uneven terrain.

• Suspension also helps to maintain proper alignment of components and prevent damage from excessive movement.

• Examples include suspension systems in vehicles, cranes, and heavy machinery.

Gauges are instruments used to measure and display various parameters. Types include pressure gauges, temperature gauges, and fuel gauges.

• Pressure gauges measure the pressure of gases or liquids in a system.

• Temperature gauges measure the temperature of a system or environment.

• Fuel gauges measure the level of fuel in a tank or container.

• Other types of gauges include vacuum gauges, flow gauges, and level gauges.

My favorite subject is mechanical engineering.

• I enjoy studying the principles of mechanics and how they apply to real-world applications.

• I find the design and analysis of machines and systems fascinating.

• I have a strong interest in thermodynamics and fluid mechanics.

• I have taken courses in materials science and manufacturing processes.

• I have hands-on experience with CAD software and machine shop tools.

Chuck in a lathe machine is a device used to hold and rotate the workpiece during machining.

• Chuck is typically made of metal and has jaws that can be adjusted to securely grip the workpiece.

• There are different types of chucks such as three-jaw chuck, four-jaw chuck, and collet chuck.

• Chuck allows for precise positioning and rotation of the workpiece for accurate machining.

• Chuck can be manually operated or powered by the lathe machine.

A turbine is a machine that converts the energy in a fluid flow into mechanical energy.

• Turbines are commonly used in power plants to generate electricity.

• There are different types of turbines such as steam turbines, gas turbines, and water turbines.

• Turbines have blades that rotate when the fluid flow passes through them, causing a shaft to spin and generate power.

• Turbines are used in various applications including aircraft engines, wind turbines, and hydroelectric power plant...read more

CNC machine is a computer-controlled machine tool used for cutting, shaping, and finishing materials.

• CNC stands for Computer Numerical Control

• It uses coded instructions to control the movement of the cutting tool

• Common types include CNC milling machines and CNC lathes

• CNC machines are widely used in manufacturing industries for precision machining

• Examples of CNC machines include Haas CNC milling machines and Mazak CNC lathes

Material management involves the planning, procurement, storage, and distribution of materials for efficient flow in the supply chain.

• Material management includes inventory control, demand forecasting, and supplier management.

• Flow diagrams help visualize the movement of materials through the supply chain.

• Effective material management can reduce costs and improve customer satisfaction.

• Examples of material management tools include RFID tracking, barcoding, and automated invento...read more

Modifiers are words or phrases that provide additional information about other words in a sentence.

• Modifiers can be adjectives, adverbs, or phrases that describe or give more detail about nouns, verbs, or other adjectives/adverbs.

• Examples: 'The quick brown fox' - 'quick' and 'brown' are modifiers describing the fox.

• Misplaced modifiers can lead to confusion in a sentence.

• Modifiers should be placed close to the word they are modifying to avoid ambiguity.

Strength of materials is the study of the behavior of solid objects under various stresses and strains.

• It involves analyzing the internal forces and deformations of materials.

• It is important in designing structures and machines that can withstand different loads and forces.

• Examples include calculating the strength of a bridge or the durability of a car's frame.

• It also includes the study of material properties such as elasticity, plasticity, and fracture mechanics.

Quality is the degree of excellence of a product or service.

• Quality is achieved by meeting customer requirements and expectations.

• Quality control involves inspecting and testing products to ensure they meet standards.

• Continuous improvement is essential for maintaining and improving quality.

• Quality management systems such as ISO 9001 provide a framework for ensuring quality.

• Poor quality can lead to customer dissatisfaction, lost sales, and damage to reputation.

The question is about a GD&T tool problem.

• Explain the purpose and usage of GD&T tools.

• Discuss common issues and challenges faced while using GD&T tools.

• Provide examples of how GD&T tools can be used to improve manufacturing processes and ensure quality.

• Explain the importance of understanding GD&T symbols and how they are interpreted.

• Discuss the role of GD&T in ensuring proper fit, form, and function of mechanical components.