1-D-20: Power Sources
1-20D1:
For a small passenger vessel inspection, reserve power batteries must be tested:
At intervals not exceeding 12 months, or during the inspection.
At intervals not exceeding every 3 months.
At intervals not exceeding every 6 months
Before any new voyage
1-20D2:
What are the characteristics of the Reserve Source of Energy under GMDSS?
Must be independent of the ship’s electrical system when the RSE is needed to supply power to the GMDSS equipment.
Supplies independent HF and MF installations at the same time.
Cannot be independent of the propelling power of the ship.
Must be incorporated into the ship’s electrical system.
1-20D3:
Which of the following terms is defined as a back-up power source that provides power to radio installations for the purpose of conducting Distress and Safety communications when the vessel’s main and emergency generators cannot?
Reserve Source of Energy.
Emergency Diesel Generator.
Reserve Source of Diesel Power.
Emergency Back-up Generator.
1-20D4:
In the event of failure of the main and emergency sources of electrical power, what is the term for the source required to supply the GMDSS console with power for conducting distress and other radio communications?
Reserve source of energy.
Emergency power.
Ship’s emergency diesel generator.
Ship’s standby generator
1-20D5:
What is the requirement for emergency and reserve power in GMDSS radio installations?
All newly constructed ships under GMDSS must have both emergency and reserve power sources for radio communications.
An emergency power source for radio communications is not required if a vessel has proper reserve power (batteries).
A reserve power source is not required for radio communications.
Only one of the above is required if a vessel is equipped with a second 406 EPIRB as a backup means of sending a distress alert.
1-20D6:
What is the meaning of “Reserve Source of Energy”?
The supply of electrical energy sufficient to operate the radio installations for the purpose of conducting Distress and Safety communications in the event of failure of the ship’s main and emergency sources of electrical power.
High caloric value items for lifeboat, per SOLAS regulations.
Diesel fuel stored for the purpose of operating the powered survival craft for a period equal to or exceeding the U.S.C.G. and SOLAS requirements.
None of these.
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● = Incorrect answer
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