A.P.Electronics new Product Development Engineer Interview Questions, Process, and Tips

Q1. What's your roles and responsibilities?
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Q2. How you manage you multiple work at a time?
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Q3. Difference between jig and fixture?
Ans. 
Jigs guide the cutting tool, while fixtures hold the workpiece in place during machining.
• Jigs are used to guide the cutting tool, ensuring accuracy and repeatability.

• Fixtures are used to hold the workpiece in place during machining operations.

• Jigs are often used in drilling, tapping, and reaming operations.

• Fixtures are commonly used in milling, grinding, and welding processes.
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Q4. What's mould flow analysis?
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Mould flow analysis is a simulation technique used to predict how molten plastic will flow in a mold during the injection molding process.
• Helps optimize the design of the mold and the injection molding process

• Identifies potential issues such as air traps, weld lines, and sink marks

• Allows for adjustments to be made before physical production begins

• Can improve part quality and reduce manufacturing costs
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Q5. What's cp and cpk?
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Cp and Cpk are process capability indices used to assess the ability of a process to produce output within specification limits.
• Cp is a measure of process capability that compares the spread of the process to the width of the specification limits.

• Cpk takes into account the centering of the process within the specification limits as well.

• Higher values of Cp and Cpk indicate better process capability.

• For Cp, a value of 1...read more
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Q6. How many documents in ppap and tell all in detail?
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PPAP typically consists of 18 documents including items like control plans, FMEAs, and PSWs.
• PPAP typically consists of 18 documents

• Some key documents in PPAP include control plans, FMEAs, PSWs, and dimensional results

• Each document serves a specific purpose in ensuring product quality and compliance
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Q1. Tested my communication skills
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Q2. Salary expectation and date of joining?
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Q3. Suggest me to make my personality more good
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To improve your personality, focus on communication skills, empathy, positivity, and self-awareness.
• Work on improving your communication skills by actively listening, speaking clearly, and being assertive.

• Practice empathy by putting yourself in others' shoes and showing understanding and compassion.

• Maintain a positive attitude, even in challenging situations, to inspire and uplift those around you.

• Increase self-awarene...read more
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Q1. Deference between total runout and runout
Ans. 
Total runout is the combination of radial and axial runout, while runout refers to the deviation of a surface from a true circular path.
• Total runout includes both radial and axial components of runout.

• Runout specifically refers to the deviation of a surface from a true circular path.

• Total runout is a more comprehensive measurement of overall part quality.

• Runout is typically measured using a dial indicator or similar to...read more
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Q2. Define 8D
Ans. 
8D is a problem-solving methodology used to identify, correct, and prevent recurring problems in manufacturing processes.
• 8D stands for Eight Disciplines

• It is commonly used in the automotive industry

• Each of the 8 disciplines represents a step in the problem-solving process, from defining the problem to preventing recurrence

• Examples of the 8 disciplines include creating a team, defining the problem, implementing short-te...read more
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Q1. What to check flatness of uneven surface
Ans. 
Use a straight edge or surface plate to check flatness of uneven surface.
• Use a straight edge or surface plate to check for any gaps or rocking on the surface

• Measure the deviation from flatness using feeler gauges or dial indicators

• Check for any high spots or low spots on the surface

• Repeat the process in multiple directions to ensure overall flatness
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Q2. Some documents related NPD department
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Statisticcal Probability, ML

Basic questions on SQL,DSA

Q1. Basic knowledge of tool & die making
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Q2. Basic knowledge of diploma in tool & die making
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Q3. Mould basics. .
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Q4. Press tool basics. .
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Q1. Types of ejection. .
Ans. 
Types of ejection refer to different methods of removing a component or object from a system or device.
• Mechanical ejection - using physical force to push out the component, like a spring-loaded mechanism

• Pneumatic ejection - using compressed air to push out the component, commonly seen in airsoft guns

• Hydraulic ejection - using fluid pressure to push out the component, often used in industrial machinery

• Electromagnetic ej...read more
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