Technical Drawing 3, WASSCE (SC), 2021

Question 2

 

Make a freehand sketch of the pictorial view of a mortise gauge.

Observation

 

Most candidates showed to have not known what mortise gauge 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 MORTISE GAUGE

 

MAJOR STEPS/FEATURES REQUIRED INVOLVED IN THE SKETCHING

  1. Sketching of the pictorial view          
  2. Resemblance                                      
  3. Proportionality
  4. Sketching the stem with the pins       
  5. Sketching the stock with the locking screw    
  6. Sketching the slide with adjustable screw 
  7. Neatness and quality of lines