MAE 1351 Exam 3 Study Guide: Updated Guide Solution

Freehand Sketching is (Ans- fundamental engineering competency Also good hand eye coordination and a steady pulse Why will freehand sketching be around for a while? (Ans- It is the most effective and ready means of transferring ideas, concepts, modifications, suggestions, and thoughts. Drawing Lines for Vertical (Ans- Top to Bottom Drawing Lines for Horizontal for Right hand (Ans- Left to Right Drawing Angled Lines (Ans- Choose according to how close they are to vertical or horizontal. Use ________ strokes to define boundary envelopes (boxes) (Ans- Light Use copious ________________ lines as well as ________ to the width/depth axes (Ans- Vertical Construction Parallel Use ____________ as construction lines; intersections to find the _______________ (Ans- Diagonals Center of a face (Ex: Ellipse on an isometric drawing) Bounding boxes establish a better ___________ for the part (Ans- guideline When finishing the sketch _______________________ (Ans- Go back and fill in part outline more heavily When finishing the sketch it is also important to _____________ (Ans- Erase occluded lines Pictorials (Ans- In engineering graphics, a 2D rendering of a 3D object that shows all three dimensions (width, height, and depth) in a single view 3D projection onto a 2D plane Pictorials as visualization aids (Ans- Graphics Communications Assembly Instructions Not a substitute for formal engineering drawings, but used to improve understanding Axonometric Projection (Ans- -Isometric (120 DEGREES APART) -Dimetric (TWO EQUAL ANGLES) -Trimetric (THREE DIFFERENT ANGLES) Oblique Projection