Page 2 



Make a working drawing of the pen tray. Include three views drawn to one- 

 half size; all necessary dimensions; brief printed notes describing materials, 

 finish, and the necessary fastenings; a brief printed title, " Pen Tray," scale, 

 name, and date. 



Description. Over all dimensions — length 8 inches, width 3j inches, 

 height 2f inches. Material — all \ inch thick. Base — 8 inches by 2\ inches. 

 Side pieces — 1 inch high; length on top 3| inches. Upright supports — 

 2] inches square; 45° bevels begin \ inch from each end and cut \ inch deep; 

 holes 1 inch in diameter and at center of pieces; supports fold outward. 



3. a) Write the following sentences and supply the missing expressions: 

 The scale should not be used as because — 



In using the T-square for drawing horizontal lines, always place its 



head against the side of the drawing board, hold 



its with the hand, and rule along 



its edge in a direction from to 



h) Circumscribe a circle about a triangle whose sides are 2, 3, and 4 inches long 

 respectively. Show the construction lines. 



Given a 2-inch cube; two faces are horizontal; its vertical (side) faces make 

 45" with the vertical plane of projection (7); a central vertical opening 

 1 inch square extends entirely through it. 



a) Draw the top view and the front view of the cube. 



b) The cube is cut by a plane which passes through its center, is perpendicular 



to the vertical plane of projection (F); and is inclined at 30° with the 

 horizontal plane of projection {11). Required the true shape of the 

 section cut. 



(THIS EXAMINATION IS CONTINUED ON PAGE 3) 



93 



