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jamiecta and tmacier I thank you very much for your comments. I guess my pass will depend on my performance on the exam date Just hope that the questions will be similar to ncess questions not sms and there will be no problem with my solution manuals

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...

When I look back to solutions nearly everything is OK I seem to understand but after a couple weeks I get trapped at the very same question and it makes me sick and have to look back solution again this became like a cycle and I dont have any "after a couple of weeks" left. maybe I have to...

for ncees I have dropped to a couple of questions but for the sms I can not overcome 1/3 of depth part as for today I am nervous as not much time left anymore

working on SMS Hvac and Ncess Sample exam still making mistakes on questions