Technical Drawing 3, WASSCE (PC 2ND), 2022

Question 2

 

Make a freehand sketch of the pictorial view of a rip saw.

 

Most candidates showed to have not known what rip saw is. Not only did they not know what exactly the specified tool is, the sketches they presented did not portray proportionality requirement.

The expectation of the candidates is given below.

  

THE SKETCH OF THE PICTORIAL VIEW OF A RIP SAW

MAJOR STEPS INVOLVED IN THE SKETCHING

-           Sketching in pictorial view                
-           Resemblance                                      
-           Proportionality                                   
-           Sketching the blade (part A) with teeth shown                     
-           Sketching the handle (part B)
-           Sketching the screws                         
-           Neatness and quality of lines