30+ Apollo International Interview Questions and Answers

Thermodynamics law is a set of principles that govern the behavior of energy in a system.

• There are four laws of thermodynamics

• The first law states that energy cannot be created or destroyed, only transferred or converted

• The second law states that the total entropy of a closed system will always increase over time

• The third law states that as temperature approaches absolute zero, the entropy of a system approaches a minimum

• The fourth law is a theoretical law that has not yet be...read more

Various quality control tools in civil engineering include statistical process control, flowcharts, checklists, Pareto charts, and histograms.

• Statistical process control helps in monitoring and controlling the quality of construction processes.

• Flowcharts help in identifying the sequence of activities and potential sources of defects.

• Checklists ensure that all necessary steps are taken during construction.

• Pareto charts help in identifying the most common sources of defects.

• His...read more

Detonation is an abnormal combustion process in an internal combustion engine where the air-fuel mixture explodes instead of burning smoothly.

• Detonation occurs when the air-fuel mixture in the combustion chamber ignites spontaneously due to high pressure and temperature.

• It results in a rapid and uncontrolled release of energy, causing a sharp increase in pressure and temperature.

• Detonation can lead to engine knocking, increased wear and tear, and reduced engine efficiency.

• It ...read more

IC engine and EV differ in their power source, emissions, and maintenance requirements.

• IC engine runs on fossil fuels, while EV is powered by electricity.

• IC engine emits pollutants like carbon dioxide and nitrogen oxides, while EV produces zero tailpipe emissions.

• IC engine requires regular maintenance like oil changes and tune-ups, while EV has fewer moving parts and requires less maintenance.

• IC engine has limited efficiency due to energy losses in combustion and mechanical s...read more

Safety practices and tools in civil engineering include personal protective equipment, hazard identification, and safety training.

• Personal protective equipment (PPE) such as hard hats, safety glasses, and gloves are essential for protecting workers from hazards.

• Hazard identification involves identifying potential hazards on the job site and taking steps to mitigate them.

• Safety training is important for ensuring that workers are aware of potential hazards and know how to use s...read more

A grinding machine is a tool used for removing material from a workpiece by abrasion, typically using a rotating wheel.

• Basic functions in a grinding machine panel include speed control, wheel dressing, coolant system, and feed control.

• Speed control allows for adjusting the rotation speed of the grinding wheel.

• Wheel dressing involves shaping the grinding wheel to the desired form.

• Coolant system helps in reducing heat generated during the grinding process.

• Feed control regulates...read more

A step transformer is a type of transformer that increases or decreases the voltage level, while a step-down transformer specifically decreases the voltage level.

• A step transformer is used to either step up or step down the voltage level.

• A step-down transformer is specifically designed to decrease the voltage level.

• Step transformers are commonly used in power distribution systems to match the voltage levels between different parts of the system.

• Step-down transformers are used...read more

Statutory compliances for new factory establishment include obtaining necessary licenses and permits, complying with labor laws, and ensuring safety measures.

• Obtaining necessary licenses and permits from local authorities and government bodies

• Complying with labor laws such as minimum wages, working hours, and employment contracts

• Ensuring safety measures such as fire safety, hazardous waste management, and emergency response plans

• Registering with relevant tax authorities and o...read more

Deep foundations are used when the soil near the surface is not strong enough to support the weight of the structure.

• Pile foundations - concrete or steel piles driven into the ground

• Drilled shafts - deep holes drilled into the ground and filled with concrete

• Caissons - large hollow boxes or cylinders that are sunk into the ground and filled with concrete

• Pier foundations - masonry or concrete pillars that support the weight of the structure

• Sheet pile walls - interlocking steel ...read more

Blanking cuts out a flat shape from a metal sheet, piercing creates a hole in the sheet, and drawing stretches the metal into a desired shape.

• Blanking involves cutting out a flat shape from a metal sheet.

• Piercing creates a hole in the metal sheet.

• Drawing stretches the metal into a desired shape, often using a die and punch set.

• Examples: Blanking - cutting out a washer shape from a metal sheet, Piercing - creating holes for screws in a metal plate, Drawing - forming a metal cu...read more

FIFO stands for First In, First Out. It is a method of organizing and manipulating data structures where the first item added is the first one to be removed.

• FIFO is commonly used in inventory management to ensure that the oldest stock is sold or used first.

• It is also used in queue data structures, where the first item added is the first one to be processed.

• FIFO can be visualized as a line of people waiting for a service, where the person who arrived first is served first.

Our company produces electronic devices with multiple process steps.

• Designing the product specifications

• Sourcing components

• Assembling the electronic devices

• Testing for quality assurance

• Packaging and shipping the final product

PEB structure consists of pre-engineered building components made of steel.

• PEB structure is made of steel components that are pre-engineered and fabricated off-site.

• These components include columns, beams, purlins, and panels.

• The components are then transported to the construction site and assembled using bolted connections.

• PEB structures are known for their speed of construction, cost-effectiveness, and durability.

• Examples of PEB structures include warehouses, factories, and...read more

Lithium ion batteries work by moving lithium ions between electrodes through an electrolyte.

• Lithium ions move from the positive electrode (cathode) to the negative electrode (anode) during discharge and vice versa during charging.

• The electrolyte allows for the movement of ions while preventing the electrodes from touching.

• Lithium ion batteries are commonly used in portable electronics, electric vehicles, and energy storage systems.

Milling machine removes material by rotating a cutting tool, while turning machine removes material by rotating the workpiece.

• Milling machine uses a cutting tool that moves in all three dimensions to remove material from the workpiece.

• Turning machine rotates the workpiece while a cutting tool removes material to create cylindrical shapes.

• Milling machine is used for creating complex shapes like gears, while turning machine is used for creating cylindrical shapes like shafts.

• Ex...read more

RCA stands for Root Cause Analysis, a method used to identify the underlying cause of a problem or issue.

• RCA is a systematic process for identifying the root cause of a problem or issue.

• It involves investigating the problem, identifying possible causes, and determining the primary cause.

• RCA helps prevent the issue from recurring by addressing the root cause rather than just the symptoms.

• Example: If a production line keeps breaking down, RCA would involve looking into factors ...read more

The main terminal of a lithium ion battery is the cathode.

• The cathode is the positive electrode of the battery.

• It is where the lithium ions are stored during charging.

• When the battery is in use, the lithium ions flow from the cathode to the anode.

• Examples of devices that use lithium ion batteries include smartphones, laptops, and electric vehicles.

Lithium ion batteries offer high energy density, longer lifespan, and faster charging times.

• Lithium ion batteries have a higher energy density than other types of batteries, meaning they can store more energy in a smaller size.

• They have a longer lifespan than other batteries, with the ability to withstand hundreds of charge cycles.

• Lithium ion batteries also have faster charging times, allowing for quicker use of devices.

• Examples of devices that use lithium ion batteries inclu...read more

SAP is an enterprise resource planning software that helps businesses manage their operations and resources.

• SAP stands for Systems, Applications, and Products in Data Processing.

• It is a software suite that integrates various business functions such as finance, sales, procurement, and production.

• SAP provides real-time data and analytics to support decision-making.

• It helps streamline processes, improve efficiency, and enhance collaboration within an organization.

• Examples of SAP...read more

TPM stands for Total Productive Maintenance and CLITA stands for Cleanliness, Lubrication, Inspection, Tightening, and Adjustment.

• TPM is a proactive approach to maintenance that aims to maximize equipment effectiveness and minimize downtime.

• CLITA is a set of activities focused on maintaining equipment in optimal condition by ensuring cleanliness, proper lubrication, regular inspection, tightening of components, and adjustments as needed.

• TPM involves all employees in the maint...read more

GRN stands for Goods Receipt Note. It is a document used to record the receipt of goods from a supplier.

• GRN is an important part of the inventory management process.

• It includes details such as the quantity, quality, and condition of the received goods.

• GRN helps in verifying the accuracy of the delivered goods and resolving any discrepancies.

• It is used to update the inventory records and initiate the payment process.

• Example: When a store receives a shipment of products from a ...read more

NRGP stands for Non-Residential Gas Price. It is the price of natural gas for non-residential customers.

• NRGP is the price of natural gas for non-residential customers

• It is different from the price of natural gas for residential customers

• NRGP is determined by various factors such as supply and demand, weather conditions, and market trends

Predictive maintenance is a proactive maintenance strategy that uses data analysis to predict when equipment failure is likely to occur.

• Uses data analysis to predict when equipment failure is likely to occur

• Helps in scheduling maintenance activities before a breakdown occurs

• Reduces downtime and increases equipment lifespan

• Examples: monitoring equipment sensors to detect anomalies, analyzing historical data to predict maintenance needs

Clearance between punch and die is crucial for proper operation and quality of the finished product.

• Clearance should be determined based on material type and thickness

• Typical clearance ranges from 5% to 20% of material thickness

• Insufficient clearance can lead to burrs or damage to the tooling

• Excessive clearance can result in poor quality cuts or premature tool wear

TDSG full form is Time Division Switching Group.

• TDSG stands for Time Division Switching Group.

• It is a type of switching system used in telecommunications.

• TDSG helps in routing calls efficiently by dividing time slots for different connections.

• Example: TDSG is commonly used in digital telephone exchanges.

Maintenance of battery bank system involves regular inspections, testing, and cleaning to ensure optimal performance and longevity.

• Regularly inspect battery terminals for corrosion and clean if necessary

• Perform routine capacity testing to ensure batteries are functioning properly

• Check for any signs of leaks or damage and address promptly

• Monitor charging levels and adjust as needed to prevent overcharging or undercharging

• Keep detailed records of maintenance activities and batt...read more

I am adaptable and open to change in location and environment.

• I have experience working in diverse locations and environments.

• I am flexible and able to quickly adjust to new surroundings.

• I have successfully led teams through transitions in location and environment.

• I believe change can bring new opportunities for growth and improvement.

Quality aspects are measured through key performance indicators, customer feedback, defect rates, and process audits.

• Key performance indicators such as on-time delivery, first pass yield, and scrap rates are used to measure quality aspects.

• Customer feedback through surveys, reviews, and complaints helps in understanding quality perception.

• Defect rates, rework rates, and rejection rates provide insights into product quality.

• Process audits and inspections ensure adherence to qu...read more

Family background and company policy are important aspects to consider in understanding the candidate's values and alignment with the company's culture.

• Family background can provide insights into the candidate's upbringing, values, and work ethic.

• Company policy understanding shows the candidate's awareness of rules, regulations, and expectations within the organization.

• Examples: Candidate may mention how their family values hard work and perseverance, and how they have resear...read more

The lithium-ion battery rework process involves disassembling, inspecting, repairing, and reassembling batteries to ensure functionality and safety.

• Disassemble the battery carefully to access the internal components

• Inspect each component for damage or defects

• Repair any issues found, such as replacing damaged cells or connectors

• Reassemble the battery following proper safety protocols

• Test the reworked battery to ensure it functions correctly

I have 10 years of experience in ITI and have gained extensive knowledge and skills in the field.

• I have completed my ITI course and have been working in the field for 10 years

• During this time, I have gained expertise in various aspects of workshop management such as inventory management, equipment maintenance, and staff supervision

• I have also developed strong problem-solving skills and the ability to work under pressure to meet deadlines

• I have worked with a variety of tools a...read more

LPA audit stands for Layered Process Audit.

• LPA audit is a systematic approach to check the quality of processes at various levels within an organization.

• It involves conducting regular audits at different stages of production to ensure compliance with standards and identify areas for improvement.

• LPA audits help in preventing defects, reducing waste, and improving overall efficiency.

• Example: Conducting LPA audits on the assembly line to check for adherence to quality control me...read more