ME-603-C Product Design - May 2024 Question Paper

Under each question, How to answer lists the points an answer should cover, outlined by CampusPrep from the syllabus. Check the details against your textbook.

1. 7 Marks
   aExplain the different stages of PLC with suitable examples.
   How to answer

   • Define Product Life Cycle (PLC) and its stages: introduction, growth, maturity, decline
   • Explain characteristics of each stage with demand, cost, competition
   • Give suitable product examples for each stage
   • Mention design implications across PLC
2. 7 Marks
   bWhat are the factors of Product Design? Explain it.
   How to answer

   • Define product design factors
   • Discuss customer, functional, manufacturing, cost, aesthetic, ergonomic factors
   • Explain material and environmental considerations
   • Conclude with impact on success of product
3. 7 Marks
   aExplain in detail the product design methodology.
   How to answer

   • Define product design methodology
   • List phases: need identification, concept generation, selection, embodiment, detail design
   • Explain activities and tools in each phase
   • Show flow from idea to production
4. 7 Marks
   bExplain the importance of understanding user needs in the product design process.
   How to answer

   • Define user needs and voice of customer
   • Explain role in reducing redesign and failure
   • Discuss methods: surveys, interviews, QFD
   • Link to satisfaction, market success
5. 7 Marks
   aDefine value engineering and explain its significance in product design.
   How to answer

   • Define value engineering: value = function/cost
   • Explain objectives: eliminate unnecessary cost without affecting function
   • Discuss significance in cost reduction and quality
   • Give product design examples
6. 7 Marks
   bDiscuss the key principles of value engineering and how they apply to product development.
   How to answer

   • List key principles: function orientation, creativity, multidisciplinary team
   • Explain job plan phases of value engineering
   • Show application to product development stages
   • Mention cost-worth analysis
7. 7 Marks
   aExplain the various types of creative techniques?
   How to answer

   • Define creativity in design context
   • Explain types: brainstorming, synectics, TRIZ, morphological analysis
   • Describe procedure and merits of each
   • Give application example
8. 7 Marks
   bExplain Function Analysis System Techniques (FAST) in details.
   How to answer

   • Define FAST and its purpose in function analysis
   • Explain how-why logic and FAST diagram construction
   • Describe critical path, supporting functions
   • Give example FAST diagram for a product
9. 7 Marks
   aExplain the role of simulation and analysis tools in Product Design.
   How to answer

   • Define simulation and analysis tools: CAD, CAE, FEA, CFD
   • Explain role in validation, optimization, time reduction
   • Discuss virtual prototyping and cost saving
   • Give examples of tools
10. 7 Marks
    bWhat is the benefit of DFM and how is it implemented and explain difference between DFM and DFA.
    How to answer

    • Define DFM and its benefits: cost, quality, lead time
    • Explain implementation steps and guidelines
    • Define DFA and compare objectives
    • Differentiate DFM vs DFA in table form
11. 7 Marks
    aWhat is Design For Manufacture and Assembly (DFMA), and why is it important in product development?
    How to answer

    • Define DFMA concept combining DFM and DFA
    • Explain goals: part count reduction, ease of manufacture
    • Discuss importance in cost, quality, time-to-market
    • Give example of DFMA application
12. 7 Marks
    bDiscuss techniques for designing products that are easy to assemble and disassemble.
    How to answer

    • List design for assembly/disassembly principles
    • Explain modular design, standard fasteners, snap-fits
    • Discuss techniques for easy disassembly and recycling
    • Mention Boothroyd-Dewhurst guidelines
13. 7 Marks
    aDescribe the five steps involved in rapid prototyping.
    How to answer

    • Define rapid prototyping concept
    • List five steps: CAD model, STL conversion, slicing, layer fabrication, finishing
    • Explain each step briefly
    • Mention input-output of each step
14. 7 Marks
    bExplain classification of Rapid Prototyping Methods and applications of Rapid Prototyping.
    How to answer

    • Classify RP methods: liquid, solid, powder based
    • Explain SLA, SLS, FDM, LOM briefly
    • List applications in design, medical, tooling
    • Mention advantages for each application
15. 14 Marks
    Write short note on any two:

    1. a)Stereolithography (SLA)
    2. b)Advantages of Rapid Prototyping
    3. c)Ergonomics in Product Design
    How to answer

    • Select any two topics from SLA, RP advantages, ergonomics
    • Define principle, process and features for each
    • Mention applications and benefits
    • Conclude with relevance to product design