Drawing Practice - Orthographic Projection - JSS1 Basic technology Past Questions and Answers - page 1
What is orthographic projection?
A method of drawing circles
A technique for representing 3D objects
A process of creating perspective views
A tool used for measuring angles
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Which views are typically used in orthographic projection?
Front, top and side
Front, back and bottom
Top, bottom and diagonal
Side, corner and bottom
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What is the first step in drawing an object using orthographic projection?
Drawing the top view
Drawing the side view
Visualising
Drawing the front view
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Why is orthographic projection important in technical fields?
It simplifies complex shapes
It creates artistic design
It provides accurate representation
It replaces freehand sketching
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What type of line represents hidden edges in an orthographic drawing?
Solid line
Dashed line
Centre line
Dimensions line
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Which tool is essential for ensuring straight lines in an orthographic drawing?
Compass
Ruler
Protractor
Eraser
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What should be aligned when drawing multiple views in orthographic projection?
The colours of the views
The edges and dimensions of the views
The background of the views
The titles of the views
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Which view shows the height and width of an object in orthographic projection?
Top view
Side view
Front view
Perspective view
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What does the top view in orthographic projection represent?
Height and depth
Width and depth
Width and height
Depth and perspective
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Which view in orthographic projection typically shows the height and depth of an object?
Front view
Top view
Side view
Bottom view
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