Deck General USCG Question #4757 (Set 150)

Using the available references, if the dry bulb temperature is 77° and the wet bulb temperature is 69°, what is the relative humidity in a cargo hold?

Official USCG Answer & Rule Citation

Correct Answer: Option A — 67%

Under USCG National Maritime Center examination standards, the accepted correct answer is: 67%.

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Using the available references, if the dry bulb temperature is 77&deg; and the wet bulb temperature is 69&deg;, what is the relative humidity in a cargo hold?