Q2. a) Explain with the aid of a diagram, a controller utilizing proportional plus integral action. (6)
b) List out the Advantages and Disadvantages of electric propulsion system. (5)
c) Explain briefly what you know about “Pulse Width Modulation” and how it can be applied for propulsion control. (5)
Q3. With Respect to PLC’s used onboard ships:
a) Draw and explain the block diagram of a PLC. (8)
b) Name the onboard ship equipment where PLC’s are used. (4)
c) What are the advantages of PLC controllers over other type of controllers? (4)
Q7. With reference to port State control
a) List the certificates which a Port State Control Officer (PSCO) may like to see during inspection. (8)
b) List the Life Saving Appliances and Fire Fighting Equipments which are likely to be inspected by PSCO. (8)
Q8. Explain the following with respect to MARPOL Annex-I
a) Pump room bottom protection. (6)
b) Intact stability of oil tankers. (5)
c) Subdivision and damage stability of oil tankers. (5)
Q9. With reference to MLC answer the following,
a) Briefly discuss DMLC Part I and Part II covering the welfare points for seafarers. (8)
b) Briefly discuss the grievance redressal mechanism for seafarers of Indian flagged vessel. (8)
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