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ME 2105 > Midterms > Flashcards

Midterms Flashcards

1
Q

What is 2D modeling?

A

Creating flat representations of objects using X and Y axes.

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2
Q

What is 3D modeling?

A

Creating representations of objects with depth, using X, Y, and Z axes.

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3
Q

What are common uses of 3D modeling? (PAS)

A

Product design, animation, and simulations.

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4
Q

What are the advantages of 2D modeling?

A

-Simplicity and speed
-Easier for creating detailed drawings
-Lower computational requirements

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5
Q

What are common 2D modeling software? (AAD)

A

AutoCAD
Adobe Illustrator
DraftSight

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6
Q

What are the limitations of 3D modeling?

A
  1. Higher complexity and time consumption
  2. Requires more computational power
  3. Steeper learning curve
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7
Q

What are common 3D modeling software? (SBAT)

A

SolidWorks
Blender
Autodesk Maya
TinkerCAD (for beginners)

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8
Q

What are the limitations of 2D modeling?

A

Lack of depth perception
Inadequate for complex structures
Limited visualization

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9
Q

What are best practices for 2D modeling?

A
  1. Keep drawings organized with layers
  2. Maintain accurate scales and dimensions
  3. Consistent use of line types and thickness
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10
Q

What are common uses of 2D modeling?(ATS)

A

Architectural plans, technical drawings, and schematics.

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11
Q

What are the advantages of 3D modeling?

A
  1. Realistic visualization and depth perception
  2. Better for complex and organic shapes
  3. Useful in simulations and animations
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12
Q

What are key techniques in 2D modeling? (OLDU)

A
  1. Orthographic Projection
  2. Layer Management
  3. Dimensioning and Annotation
  4. Use of Grids and Snapping
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13
Q

What are key techniques in 3D modeling? (PEBS)

A
  • Extrusion and Revolve
  • Boolean Operations (Union, Subtraction, Intersection)
  • Surface Modeling
  • Parametric Modeling
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14
Q

involves the use of mathematical and computational techniques to create models that can simulate complex systems and processes.

A

Advanced Modeling and simulation

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15
Q

is a statistical technique used to model and analyze the behavior of complex systems by generating a large number of random samples and analyzing the results.

A

Monte Carlo Simulation

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16
Q

a numerical method for solving complex engineering problems that involve a large number of variables.

A

Finite Element Analysis (FEA)

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17
Q

it is also used to analyze the stresses and deformation in materials

A

Finite Elements Analysis

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18
Q

is a branch of fluid mechanics that uses numerical methods and algorithms to solve and analyze problems that involve fluid flows.

A

Computational Fluid Dynamics (CFD)

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19
Q

Types of Advanced 3D Modeling Techniques (POPD)

A
  • Parametric Modeling
  • Organic Modeling
  • Procedural Modeling
  • Digital Sculpting
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20
Q

a type of 3D modeling where the geometry of a model is defined by parameters and mathematical equations.

A

Parametric Modeling

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21
Q

what are the key characteristics of Parametric Modeling? (UMU)

A
  1. uses constraints and dimensions to define the geometry
  2. models are easily editable
  3. used in engineering and product design for parts that need precise measurements
22
Q

Applications of Parametric Modeling (FU)

A
  1. for mechanical parts
  2. used in CAD
23
Q

Key Techniques of Parametric Modeling (CFD)

A
  1. Constraints and relations
  2. Feature-based Design
  3. Design Tables
24
Q

Uses predefined features like holes, pockets, ribs, and patterns that are governed by parameters and can be easily modified

A

Feature-based Design

25
Q

focuses on creating natural, flowing shapes that mimic organic forms such as human bodies, animals, plants, or fantasy creatures. It often involves creating smooth, curved surfaces rather than rigid, geometric shapes.

A

Organic modeling

26
Q

Applications of Organic Modeling

A
  1. the character modeling for games and films
  2. in the field of medical visualization and virtual reality.
27
Q

relies on algorithms and mathematical functions to generate geometry. it particularly effective in creating large -scale or highly detailed environments.

A

Procedural modeling

28
Q

Key techniques of procedural modeling (NFR)

A
  1. Node-based Systems
  2. Fractals and Noise Functions
  3. Rule-based Generation
29
Q

examples of procedural modeling (VEC)

A

environment generation
cityscapes
VFX in Movies

30
Q

Also known as 3D sculpting, it is a technique where models are shaped in a way similar to traditional clay sculpting.

A

digital sculpting

31
Q

Key Characteristics of Digital Sculpting

A
  1. provides fine control over details
  2. uses specialized tools to mimic real-world
  3. it involves a workflow that starts with a low-resolution model
32
Q

Advanced Rendering techniques (ORT)

A
  1. overview of rendering engines
  2. real-time vs. offline rendering
  3. techniques for realistic lighting, shading, and textures
33
Q

What are the future trends in 3D Modeling? (AVR)

A
  1. AI and machine learning applications
  2. virtual and augmented reality
  3. real-time collaboration tools
34
Q

it uses computer software to automate manufacturing processes. it also converts digital designs into instructions for machines to follow.

A

Computer-aided manufacturing (CAM)

35
Q

what are CAM key functions? (TSMP)

A

toolpath generation
simulation
machine control
post-processing

36
Q

precision, efficiency, consistency, and flexibility are benefits of?

A

Computer-aided Manufacturing

37
Q

programming controls machine tools using pre-programmed sequences of machine commands. Commonly used with lathes, mills, routers, and plasma cutters.

A

Computer Numerical Control (CNC)

38
Q

it instructs machine movements like positioning and cutting

A

G-code

39
Q

Controls miscellaneous functions (e.g., turning on/off coolant or spindle).

A

M-code

40
Q

what are the types of CNC Machines? (MLC)

A

Mills
Lathes
CNC Routers

41
Q

it is for cutting and shaping solid materials

A

Mills

42
Q

it is for rotating a workpiece to perform operations like cutting, sanding

A

Lathes

43
Q

For cutting various hard materials like wood, composites, aluminum, steel

A

CNC Routers

44
Q

Popular CAM software: (MFS)

A

Mastercam
Fusion 360
SolidCAM

45
Q

Widely used for CNC programming and supports 2D, 3D, and multi-axis machining.

A

MasterCAM

46
Q

Combines CAD and CAM capabilities in a cloud-based solution.

A

Fusion 360

47
Q

Fully integrated with SolidWorks for seamless CAD-to-CAM workflow.

A

SolidCAM

48
Q

enable the user to drive multiple design variations through a single parametric model

A

design tables

49
Q

Key characteristics of Organic Modeling

A
  1. the use of freeform modeling tools that provide flexibility
  2. it involves manipulating vertices, edges, and faces
  3. requires manual work to achieve realism
50
Q

is a technique used to simulate complex systems by modeling the behavior of individual agents or entities within the system.

A

Agent-based modeling

51
Q

best practices in Advanced 3D modeling

A
  1. Optimizing model geometry for performance
  2. working with textures and materials
  3. rigging and animation considerations
  4. importance of workflow and organization

ME 2105 (1 decks)

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