Q7. With reference to oil monitoring of bilge and tanker ballast discharges: a) Describe with the aid of a sketch, the general arrangement of an oil monitoring system. (8) b) State the inputs that are recorded. (4) c) Explain the difficulties encountered with the efficient operation of the oil monitoring system. (4)
Q9. With respect to the hazardous areas of tankers. (a) Explain the term flameproof (Ex d) for electrical equipment. (6) (b) State the type of electrical equipment that would be protected in this way. (5) (c) List likely defects of flameproof equipment. (5)
Q9. With reference to an emergency fire pump state a) The regulations that influence its location, capacity, and power. (4) b) How the power supply to emergency pump is ensured? (4) c) Why a relief valve is necessary on the deck main? (4) d) Requirement of isolation valve in fire main line (4)
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