Question 316 Deck General

70% to pass

Using the available references, if the dry bulb temperature is 80°F (27°C) and the wet bulb temperature is 70°F (21°C), what is the relative humidity in a cargo hold?

A 45%

B 52%

C 61%

D 65%

AI Explanation

The correct answer is C) 61%. To determine the relative humidity, we can use a psychrometric chart or a formula. Given the dry bulb temperature of 80°F (27°C) and the wet bulb temperature of 70°F (21°C), the relative humidity is 61%. The other options are incorrect because: A) 45% is too low for the given temperatures. B) 52% is too low for the given temperatures. D) 65% is slightly higher than the correct 61%.

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