waecE-LEARNING
Metal Works Paper 2, Nov/Dec. 2012  
Questions: 1 2 3 4 5 Main
General Comments
Strength
Weakness/Remedies









Question 2

(a)       State one advantage of forging over machining processes.

(b)       Explain how to prevent vibration during parallel turning of a long slender workpiece on the lathe.

(c)        State the use of each of the following foundry tools:

  1. strike-off bar;
  2. riddle.

(d)       (i)         Sketch a hand file showing its safe edge.
            (ii)        State the purpose of the safe edge

_____________________________________________________________________________________________________
OBSERVATION

This question did not pose any difficulty to the candidates.

Powered by Sidmach Technologies(Nigeria) Limited .
Copyright © 2015 The West African Examinations Council. All rights reserved.