Safety & Environmental Protection (Deck) USCG Question #2143 (Set 65)

The "trimming arm" of a vessel is the horizontal distance between the __________.

Official USCG Answer & Rule Citation

Correct Answer: Option A — LCB and LCG

The trimming arm is the horizontal separation distance between the Longitudinal Center of Buoyancy (LCB) and the Longitudinal Center of Gravity (LCG), creating the couple that rotates the vessel.

100% Free & Open Access — No daily limits, paywalls, or gated answers on BrightMariner.