Q3. With reference to static oily water separators, explain EACH of the following:
(a) why the supply pump should be carefully selected and matched to the separator; (2)
(b) how the separator achieves effective separation; (4)
(c) how the physical properties of each of the fluids to be separated affects the rate and effectiveness of separation. (4)
Q4. With reference to pump selection, state any TWO types of pump for EACH of the following applications, stating why they are suitable.
(a) bilge pumping (2) (b) Cargo oil stripping (2) (c) Sewage sludge (2)
(d) Lubricating oil circulating (2) (e) Sea water circulating (2)
Q1. With reference to machinery parts under cyclic loading, describe, with the aid of sketches, how the propagation of even the smallest of cracks can lead to total component failure. (10)
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