Lucas-TVS Senior Engineer Interview Questions and Answers

Design for a smart water bottle that tracks hydration levels and reminds users to drink water.

• The bottle should have sensors to track water intake

• It should connect to a mobile app to display hydration levels and send reminders

• The design should be durable and leak-proof

• The bottle should be easy to clean and refill

• Consider adding features like temperature control or flavor infusers

Standards of products ensure quality, safety, and reliability.

• Standards are established by organizations such as ISO, ASTM, and ANSI.

• They cover various aspects of products such as design, materials, and performance.

• Compliance with standards is often required by law or industry regulations.

• Examples of products with standards include medical devices, construction materials, and electronics.

• Standards help ensure that prod...read more

To control rejection %, focus on quality control measures, process improvements, and employee training.

• Implement strict quality control measures to identify and rectify defects early on.

• Continuously improve processes to minimize errors and rework.

• Invest in employee training and development to enhance skills and knowledge.

• Regularly monitor rejection rates and analyze root causes to address underlying issues.

• Establish ef...read more

There are 5 levels in PPAP (Production Part Approval Process).

• PPAP has 5 levels: Level 1, Level 2, Level 3, Level 4, and Level 5.

• Each level represents a different stage of the PPAP process.

• Level 1 includes documentation submission, while Level 5 involves customer approval.

• The higher the level, the more comprehensive the PPAP requirements become.

• PPAP is used to ensure that suppliers meet the quality standards of their c

Cp measures the capability of a process to meet specifications, while Cpk measures the capability of a process to meet specifications considering centering.

• Cp is a short-term capability index, while Cpk is a long-term capability index.

• Cp considers only the spread of the process, while Cpk considers both the spread and the centering of the process.

• Cp is calculated using the formula Cp = (USL - LSL) / (6 * standard devia...read more

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

• CAPA is a key component of quality management systems.

• It involves identifying the root cause of a problem, implementing corrective actions to address the immediate issue, and preventive actions to prevent recurrence.

• CAPA processes typically include steps like problem identification, investi...read more