NPTEL Product Design and Manufacturing Week 12 Assignment Answers 2025
1. Which of the following processes involve obtaining a geometric CAD model from scanned 3D points?
- Forward engineering
- Reverse engineering
- Digital engineering
- Rapid prototyping
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2. The prototype is developed before the creation of a CAD model in the reverse engineering process.
- True
- False
Answer :-
3. What is the first fundamental step in which the acquired image is created in the software as a set of points?
- Mesh Generation
- Alignment
- Post processing
- Acquisition
Answer :-
4. The mesh generation converts a set of 3D points to data constituted by a set of triangles.
- True
- False
Answer :-
5. When data is generated by RE hardware, what does RE software turns it into?
- 2D cross-sectional images
- 3D geometric models
- Rapid prototyping models
- Destructive models
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6. What is the primary limitation of Coordinate Measuring Machine (CMM) in digitizing complex surfaces?
- Lack of scanning speed
- Lack or accuracy
- Lack of number DOF
- Lack of continuous deflection output
Answer :-
7. Commercial software is not involved in point processing tasks in RE.
- True
- False
Answer :-
8. Which of the following is not an advantage of non-contact mode of RE?
- No physical contact
- Inability to detect colors
- God accuracy and resolution
- Fast digitizing of substantial volumes
Answer :-
9. __ benchmarking examines how companies compete and is ideal for corporations with a long-term perspective.
- Performance
- Strategic
- Process
- None of these
Answer :-
10. Performance metrics in benchmarking gives numerical standards against which a client’s own processes can be compared.
- True
- False
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