B.Sc. DEGREE EXAMINATION, NOVEMBER 2017
Nautical Science
VOYAGE PLANNING, COLLISION PREVENTION AND
MARINE COMMUNICATION III
(upto 2015 Batch)
Time 2 Hours Maximum 25 Marks
Answer all questions.
Each question carries 5 marks.
1. Briefly explain the four stages in any passage that a
ship undertakes.
Or
Name six publications consulted for passage
planning.
Explain briefly OPW and ASD.
2. Define Meteorological visibility.
When will an observer on a vessel (height of
eye 49 approaching a light (fl 5 sec 121 m
25M) see the light for the first time in normal
visibility during night. Will the observer see
the light at rising horizon then?
Or
What are the two criteria for determining the
maximum range at which a light can be seen and
what are the factors it depends on?
Sub. Code
33
CP-8004
2
Wk 3
3. Write short note on navigational warnings.
What are the types of radio navigational
warnings?
Or
Write in brief, what, information is provided by
different volumes of Admiralty list of Radio signals.
What are they popularly known as?
4. Write five factors which must be considered in
placing the degree of reliability on a navigational
chart.
Or
How will you go about describing a chart while
ordering a navigational chart?
5. What is the full form of GMDSS?
What is the basic concept of GMDSS?
Or
What is DIGITAL SELECTIVE CALLING
Explain five purposes and what are the frequencies
used?
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