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Q3. a) What do you understand by the terms Convention, Protocol, Amendments? State in which order these will be adopted by the IMO? (10)

b) What procedure is nowadays followed for putting the amendments into effect? (10)

Q5. With reference to Maritime Labour Convention, answer the following:

a) Briefly discuss DMLC Part I and Part II covering the welfare points for seafarers. (10)

b) Briefly discuss the grievance redressal mechanism for seafarers of Indian flagged vessel. (10)

Q3. With regard to ballast water Management Convention, Explain following:

(a) Ballast water exchange standard. (4)

(b) Ballast water Performance standard. (4)

(c) Treatment methods for ballast water. (4)

(d) Approval methods for treatment system using active and non-active substances. (4)

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2022/FEB/06 - 2021/OCT/07 - 2022/SEP/03 - 2023/NOV/07

Q6.  With regard to ballast water Management Convention, Explain following:

(a) Ballast water exchange standard     (b) Ballast water Performance standard

(c) Treatment methods for ballast water

(d) Approval methods for treatment system using active and non-active substances

(e) What are the marine pollution problems related to port development such as ballast water, dredging and spills from ships.

Q2. With respect to MARPOL 73/78, Annex - II, Noxious liquid chemicals are divided into categories.

a) State the number of categories, and what does each category signify. (7)

b) State the requirement of Procedures and Arrangements Manual, and what information is available. (7)

c) What are the latest amendments in IBC code. (6)

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Q6. With respect to MARPOL 73/78, Annex - II, Noxious liquid chemicals are divided into categories; A. State the number of categories, and what does each category signify. B. State the requirement of Procedures and Arrangements Manual, and what information is available.

Q4. With reference to SOLAS Ch-XII (Additional safety measures for bulk carriers)

A. Damage stability requirements for bulk carriers (7)

B. Structural requirements for bulk carriers. (7)

C. Water ingress alarms. (6)

Q4. During loading of a petroleum tanker, the incoming cargo forces out from the tank its previous atmospheric contents (air-vapour-inert gas)

a) Explain:

(i) The dangers of venting during the loading via open tank hatches (5)

(ii) Why the pressure / vacuum valve is not used venting (5)

b) Sketch and describe a patent high velocity vent and state why such device is used (10)

Q7. With reference to fire smothering agents explain as to why:

A. Effectiveness of foam is directly related to its degree of effervescence and surface tension? (7)

B. Low expansion foam is best suited for use against localized fire, whilst high expansion foam is most effective in major conflagrations?  (7)

C. In the absence of foam appliances, water jets can be effectively used against oil fires? (6)

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Q7. With reference to fire smothering agents explain as to why:

A. Effectiveness of foam is directly related to its degree of effervescence and surface tension? (5)

B. Low expansion foam is best suited for use against localized fire, whilst high expansion foam is most effective in major conflagrations? (5)

C. In the absence of foam appliances, water jets can be effectively used against oil fires? (5)

D. Explain how a mixture of foam making compound and sea water are converted into foam (5)

Q7. Which legislation is framed at preventing the emission of black smoke, sets the limits on the length of time of such emission?

A. Discuss the reasons for setting time limits rather than imposing a complete ban on emission

B. State why different times are quoted, giving examples.

C. State the likely constituents of black smoke from the combustion of residual fuel in a boiler.

D. List the contaminants likely to be found in the clear exhaust from a diesel driven alternate burning gas.

Q6. With reference to survey and certification of ship, briefly discuss the following

a) Harmonization of survey and certification (5)

b) Enhanced survey programme (ESP) surveys for bulk carriers and oil tankers (5)

c) Condition monitoring of tail shaft propeller shaft (5)

d) CAP and CAS (5)

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2023/MAR/06 - 2023/SEP/09

Q6. With reference to survey and certification of ship, briefly discuss the following

a) Harmonization of survey and certification (5)

b) Enhanced survey programme (ESP) surveys for bulk carriers and oil tankers (5)

c) Condition monitoring of tail shaft propeller shaft (5)

d) Periodical survey of ship (5)