Q12. State FIVE terms used to describe the conditions that relate to the distortion of a ship’s hull undergoes in heavy seas, stating EACH case the type of stresses involved and where the stresses occur.
Q13. With reference to the classification of ships, explain EACH of the following:
(a) Why ships are built to classification society rules? (5)
(b) The meaning of the notation 100A1. (4)
c) How a ship remains in class throughout the life of the vessel? (1)
Q14. With reference to large fixed bladed propellers:
(a) Describe, with the aid of a sketch, EACH of the following:
(i) The effect of hull fouling; (3)
(ii) Operation in clean hull, ballast condition. (3)
(b) Explain why fitting a light propeller may be beneficial. (4)
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