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  1. E

    ncees sample exam 510 enthalpy wheel problem

    Hi Guys; any comments on 510 problem? OA: 95DB, 78WB 1500cfm EA:75DB 50%RH 1500 cfm enthalpy wheel eff 80% DB of TA (tempered air) a75.9F b79.0F c85.0F d91.0F the book gives the formula TA db= OA db-(OA db-RA db)*wheel eff. =95-(95-75)*,8 =95-20*,8 =79 (B) no objection for the...
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