Q1. (a) Explain at least three features which assist in the starting of lifeboat engines in cold climate conditions.
(b) Describe TWO devices that control the rate of fall of a lifeboat when launched from standard davits
(C) With reference to Resolution MSC 402(96) and M.S. Notice 1 of 2020 on life boats, rescue boats, launching appliances and release gear; state who are authorized /allowed to carry out following routine jobs:
(i) Weekly and monthly inspections and routine maintenance
(ii) Annual thorough examinations and operational tests
(iii) Five-year thorough examination, overhaul, overload operational tests and repair.
Q7. With reference to automatic sprinkler system for firefighting purposes:
a) Explain, with the aid of a heat release versus time diagram, the difference between fire control and fire suppression. (6)
b) State the limitations of using glass bulb to activate sprinkler heads and suggest, with reasons, an alternative mechanism. (4)
c) The safety devices incorporated in the system. (3)
d) The parameters governing the volume of the pressure tank. (3)
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