PST Exit Exam • Set 8 Question 26 of 30
What is the breaking strength of the weak link incorporated into a life raft HRU system?
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Direct Answer
Option A: 2.2 kN (+/- 0.4 kN)
The weak link breaks at approximately 2.2 kN (220 kg force), strong enough to pull the inflation cable but weak enough to break free as the ship sinks.
All Options
A
2.2 kN (+/- 0.4 kN)
(Correct Answer)
B
10.0 kN
C
0.5 kN
D
50.0 kN
Detailed Explanation & Context
The weak link breaks at approximately 2.2 kN (220 kg force), strong enough to pull the inflation cable but weak enough to break free as the ship sinks.
Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • Personal Survival Techniques (PST).
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