Varroc Group Senior Executive PPC Interview Questions and Answers

MHr stands for Man-Hour. Costing is done by calculating the total number of man-hours required for a task and multiplying it by the cost per hour.

• MHr stands for Man-Hour, which is a unit of measurement for the amount of work performed by an individual in one hour.

• Costing is done by determining the total number of man-hours required for a specific task or project.

• The cost per hour is then multiplied by the total number ...read more

I do not have the current pricing information for ADC 12 & plastic resins.

• I apologize, but I do not have the current pricing information for ADC 12 & plastic resins.

• I would need to conduct research or consult with a colleague who has access to this information.

• Pricing for these materials can fluctuate frequently based on market demand and other factors.

Costing of plastic and casting parts involves analyzing material costs, production processes, and overhead expenses.

• Analyze the material costs by considering the type and quantity of plastic or casting material required.

• Evaluate the production processes involved in manufacturing the parts, including molding or casting techniques.

• Consider the labor costs, machine costs, and energy costs associated with the production pr...read more

To determine the machine and tool cost for a plastic part.

• Analyze the dimensions and material of the plastic part

• Identify the required tolerances and surface finish

• Consider the production volume and lead time

• Research the available machines and their capabilities

• Calculate the tooling cost based on the chosen machine

• Consider the maintenance and operating costs of the machine

The types of lacquer used on lens and housing include acrylic lacquer, polyurethane lacquer, and epoxy lacquer.

• Acrylic lacquer is commonly used on lens and housing due to its high transparency and UV resistance.

• Polyurethane lacquer provides excellent durability and chemical resistance, making it suitable for lens and housing.

• Epoxy lacquer offers superior adhesion and impact resistance, making it a preferred choice for ...read more

A size fine filter is a type of filter used to remove small particles or impurities from a fluid or gas.

• Size fine filters are commonly used in industries such as manufacturing, pharmaceuticals, and food processing.

• They are designed to capture particles that are smaller than what can be filtered by regular filters.

• These filters can be made of various materials such as paper, fabric, or synthetic fibers.

• Examples of size ...read more

Direct metalizing is applicable on materials that can conduct electricity.

• Direct metalizing is a process of coating a non-metallic surface with a thin layer of metal.

• The material should be able to conduct electricity for direct metalizing to be applicable.

• Materials like plastic, glass, and ceramics can be direct metalized.

• Direct metalizing is commonly used in the automotive, aerospace, and electronics industries.

The amount of UV energy required for curing depends on the type of material being cured and the intensity of the UV light.

• UV energy required for curing varies depending on the material being cured

• Intensity of the UV light also affects the amount of energy required

• UV energy is typically measured in Joules per square centimeter (J/cm²)

• Examples of materials that require UV curing include adhesives, coatings, and inks

The amount of DFT required as per standard varies depending on the specific industry and project requirements.

• The required amount of DFT (Design for Testability) is determined by industry standards and project specifications.

• Different industries may have different standards for DFT.

• The complexity and size of the project also influence the amount of DFT required.

• DFT techniques include scan chains, built-in self-test (BI...read more

The latest version of PPAP is PPAP 4th Edition.

• PPAP stands for Production Part Approval Process.

• The 4th Edition of PPAP was released in 2006.

• It is a standardized process in the automotive industry to ensure that suppliers meet the requirements for production parts.

• PPAP includes documentation such as design records, engineering change documents, and control plans.

• It also involves conducting various tests and measurement...read more

FMEA is a method used during development to identify and mitigate potential failures in a system or process.

• FMEA stands for Failure Mode and Effects Analysis.

• It is a systematic approach to identify and prioritize potential failures in a system or process.

• FMEA helps in understanding the potential causes and effects of failures.

• It is used to assess the severity, occurrence, and detectability of failures.

• By analyzing fail...read more

DVP&R stands for Design Verification Plan and Report. It is a process used to ensure that a product meets its design specifications.

• DVP&R is a structured approach to testing and validating a product's design.

• It involves creating a plan for testing the product, executing the tests, and documenting the results.

• The plan includes details such as the test objectives, test methods, acceptance criteria, and test schedule.

• The ...read more

NDC stands for National Drug Code. It is a unique identifier for drugs in the United States.

• NDC is a 10-digit code that identifies drugs, including prescription and over-the-counter medications.

• The first segment of the NDC represents the labeler code, which identifies the manufacturer or distributor of the drug.

• The second segment represents the product code, which identifies the specific drug formulation and strength.

• T...read more

PPAP file making is done during the production validation stage of NPD work.

• PPAP file making is a part of the production validation process in NPD work

• It involves documenting the production process and ensuring it meets customer requirements

• PPAP file making is typically done after the design and development stages

• It includes documentation such as control plans, process flow diagrams, and inspection records

The ppm in 6 sigma is 3.4 defects per million opportunities (DPMO).

• 6 sigma aims for a defect rate of 3.4 DPMO.

• PPM stands for parts per million.

• DPMO is a measure of process performance.

• The lower the DPMO, the better the process performance.

• Achieving 6 sigma means having a process that produces 99.99966% defect-free output.

Pareto chart is a problem-solving tool used to identify and prioritize the causes of a problem.

• Pareto chart is a bar graph that displays the relative frequency or size of problems in descending order of importance.

• It helps to identify the vital few causes that account for the majority of the problems.

• It is based on the Pareto principle, also known as the 80/20 rule, which states that 80% of the effects come from 20% of...read more