waecE-LEARNING
Technical Drawing Paper 3, May/June. 2014  
Questions: 1 2 3 4 5 6 7 8 9 10 Section B 1 2 Main
General Comments
Strength
Weakness/Remedies

Question 2B

 

Two views of a bracket are given below in first-angle projection.  Draw, full size in first
            angle projection, the following:

  1. sectional front elevation on M M;
  2. sectional plan on P P;
  3. end elevation with hidden details.

 

  1. Sectional Front elevation on plane X-X
Observation
   

Candidates were expected to:

  1. (i)            SECTIONAL FRONT ELEVATION ON M - M

    1. draw in first angle projection;
    2. draw full size;
    3. draw the outline;
    4. draw 4 – centre lines;
    5. draw faces J, K, M, N, P, Q, T, R;
    6. draw hole S;
    7.  section faces J, K, P, Q and T;
    8.  draw 3 – vertical holes;
    9.  draw the cutting plane P – P;
    10.  draw 2 fillets;
    11.  write sectional front elevation M – M.

     

    (ii)           SECTIONAL PLAN  ON P -P

    1. draw in first angle projection;
    2. draw full size;
    3. draw the outline;
    4. draw 2 – centre lines;
    5. draw faces J, K, M, N, P;
    6. draw Q, R;
    7. draw  vertical hole;
    8. draw cutting plane M – M;
    9. draw 2 fillets;
    10. section faces J, M and N;
    11. write sectional plan P – P.

     

    (iii)          AN END ELEVATION WITH HIDDEN DETAILS

    1. draw in first angle projection;
    2. draw full size;
    3. draw the outline;
    4. draw 4 – centre;
    5. draw faces J, K, L, M, N, P, Q;
    6. draw 2 fillets;
    7. write end elevation.

     

     

     

 

The solution is shown below:

 
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