Metal Works Paper 2, Nov/Dec. 2014

Metal Works Paper 2, Nov/Dec. 2014

Questions:	1	2	3	4	5	Main

General Comments
Strength
Weakness/Remedies

Question 2 (a) (i) Sketch an adjustable hacksaw with the blade in position; (ii) Label any three parts of the sketch in a(i); (iii) State the function of a junior hacksaw. (b) Explain the following heat treatment processes: normalizing; annealing; hardening.
_____________________________________________________________________________________________________
OBSERVATION
The few candidates who attempted this question did not pay attention to the position of the teeth of the adjustable hacksaw or they did not know that the teeth of the blade should point away from the handle of the frame for the blade to be in position as required in (ai). Other parts of the question were well answered. The required sketch is given below: