An air conditioning unit has a cooling coil that cools and dehumidifies 10,000 cfm of air from 90°f db and 65% rh to 65°f db and 50% rh. the amount of moisture condensed in the cooling coil is approximately: (a)-601 lb/hr (b)-501 lb/hr (c)-401 lb/hr (d)-301 lb/hr

Ariver flows from north to south at 8 km/h. a boat is to cross this river from west to east at a speed of 20 km/h (speed of the boat with respect to the earth/ground). at what angle (in degrees) must the boat be pointed upstream such that it will proceed directly across the river (hint: find the speed of the boat with respect to water/river)? a 288 b. 21.8 c. 326 d. 30.2