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I got an email response from my contact at OSBEELS and he/she gave me a number to call. After calling the number I talked to another person at OSBEELS and found out two things: my results were mailed out with this morning's mail (12/10/2013). I didn't even bother asking if I passed or not...

Any predictions or updates on OSBEELS? I am anxiously waiting on my Power, PE results.

Lets say I am calculating Voltage Drop (Vd) and have a load with a lagging PF, then arcos(PF) gives the angle, I make the angle negative since the load is lagging. So Vd=Vo-(I<-Angle)*(R+j*X). But Vd=abs(I)*(R*cos(angle)+sin(angle). Why do I use the positive angle in the...