PSCRB Exit Exam • Set 1 Question 15 of 30

On most makes of inflatable life rafts, the batteries to operate the light on the inside of rafts can be made to last longer by

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Direct Answer

Option B: operating the switch for the light

Operating the switch for the light allows the survivors to conserve the battery life. Keeping it off during the day or when visibility is not needed is the standard practice to ensure the light remains functional for nighttime signaling.

All Options

taking no action as they shut off automatically in daylight

operating the switch for the light (Correct Answer)

unscrewing the bulb during daylight

taking no action as there is no way of preserving power

Detailed Explanation & Context

Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • Proficiency in Survival Craft and Rescue Boats (PSCRB).

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