cameroon gce intermediate level mechanical construction and development 2
cameroon gce intermediate level mechanical construction and development 2
SECTION A
(Answer only three questions from this section)
1.
(a) Define the term dimensioning. (2 marks)
(b) Given FIGURE 1 below, reconstruct this diagram to scale 1:1 and represent the dimensioning lines on the drawing (8 marks)
Figure 1
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2. Construct chamfers with the dimension 5mm x3mm at the edges of figure 2: (10 marks)
Figure 2
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3. A shaft of 60mm diameter has limits of +0.032
-0.002
:
| (a) | Calculate the: | |
| (a) (b) (c) |
Upper limit Lower limit Tolerance value. |
(2 marks) (2 marks) (6 marks |
