With reference to roll reduction systems: (a) Explain the principle of operation of bilge keels, stating their advantages (4) (b) Describe TWO other methods of roll reduction, stating the advantages and disadvantages of EACH system (6)
With reference to roll reduction systems: (a) Explain the principle of operation of bilge keels, stating their advantages (4) (b) Describe TWO other methods of roll reduction, stating the advantages and disadvantages of EACH system (6)
UKM Tuticorin 
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