Engine : Expired / Refrigeration AC - 363/252
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| The introduction of outside air to the air conditioning system is 90°F with a relative humidity of 60%. The air has been conditioned to 70°F with a relative humidity of 80%. Using the psychrometric chart, shown in the illustration, determine the quantity of moisture removed from one pound of the conditioned air. See Illustration GS-RA-22 |
| A) 40 grains |
| B) 50 grains |
| C) 30 grains |
| D) 20 grains |
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