Mechanical design process – timing of problem identification: Does problem identification occur at the final stages of the mechanical design process, or is it an early, foundational step?

Difficulty: Easy

Correct Answer: Incorrect

Explanation:


Introduction / Context:
Clear problem definition anchors the entire design process. Without a well-stated problem, subsequent concept generation, analysis, and validation lack direction. This question challenges the notion that problem identification belongs at the end of the process.



Given Data / Assumptions:

  • Design follows staged activities: identify, ideate, evaluate, detail, verify.
  • Requirements and constraints must be captured early.
  • Iteration can refine the problem but does not move it to the end.


Concept / Approach:
Problem identification includes voice-of-customer, functional requirements, constraints, and success criteria. It informs brainstorming, trade studies, and specifications. Final stages focus on validation, documentation, and release—not initial problem discovery.



Step-by-Step Solution:

Engage stakeholders to capture needs and constraints.Translate needs into measurable requirements and acceptance tests.Use these to guide concept selection and detailed design.Verify final design against the early-defined requirements.


Verification / Alternative check:

Review a project plan; problem definition appears in kickoff phases and gates.


Why Other Options Are Wrong:

Correct: Misplaces problem identification at the end; it belongs at the beginning.True only in agile / Valid with internal customers: Methodologies vary, but all require early problem framing to succeed.


Common Pitfalls:

Jumping to solutions without a solid problem statement.Changing goals midstream due to poorly defined requirements.


Final Answer:

Incorrect

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