Graphics & Design (Junior Cert Engineering): Flashcards
📚Flashcards
Practise the cards
15 cards from this deck
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Practise the cards
15 cards from this deck
Purposes of technical drawing
Purposes of technical drawing
Communication, description, instruction, development
Orthographic projection definition
Orthographic projection definition
Method showing objects using multiple flat 2D views
Three main views in orthographic projection
Three main views in orthographic projection
Front elevation, end elevation, plan
Key advantage of orthographic projection
Key advantage of orthographic projection
Shows true shape and size without distortion
Angle for surfaces in oblique projection
Angle for surfaces in oblique projection
Circles on front face in oblique projection
Circles on front face in oblique projection
Stay as perfect circles
Angles used in isometric projection
Angles used in isometric projection
Vertical lines and to left and right
How circles appear in isometric projection
How circles appear in isometric projection
All circles appear as ellipses
Purpose of freehand sketching
Purpose of freehand sketching
Quickly communicate ideas without drawing instruments
Best paper types for freehand sketching
Best paper types for freehand sketching
Isometric grid paper and square grid paper
Recommended pencil for freehand sketching
Recommended pencil for freehand sketching
Soft pencil like HB grade
What are working drawings?
What are working drawings?
Comprehensive technical documents for manufacturing
What does CAD stand for?
What does CAD stand for?
Computer-aided design
Examples of CAD software programs
Examples of CAD software programs
AutoCAD and Solidworks
Key advantages of CAD
Key advantages of CAD
Speed, precision, easy modification, automatic generation