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I have the following books for sale, I will update this post as i sell things, please send me a DM with what you need. Thanks Complex Imaginary 1,2,3,4 $100 NEC (NFPA70) 2017 with softcover tabs! $100 NFPA 70E $30 NESC 2017 $165 Power System Analysis Grainger $12 NCEES Power...

Hey everyone, hope studying is going well. I have a question about the below problem. I must not be understanding what happens during a single phase to ground fault. I thought that one of the phases would be shorted to ground and the other two would be dead in this case IB & IC = 0. Based on...

I have a pretty basic question here but its tripping me up. A practice problem i was doing used P=V*I (thats the conjugate phase angle of V). Can someone explain this equation? Is it valid? I understand how and why we use S=VI* but i am uncertain of P=V*I. Thanks

Does anyone understand the following question? What is the purpose of the different areas? I just do not really understand the purpose of this question. Thanks!

Would anyone be able to explain where the equation used in the soltion comes from this one:  

I noticed a new exam from EPG, what is the difference between this one and the "Power Full Exam'. Has anyone taken the new one? Recommend?

Does anyone have a good quick reference that details capability curves? 

So this is a phase to phase fault question. I thought that IA = 0 in phase to phase faults?

Can anyone help me with the below question, it seems like such an easy concept but i can't quite wrap my mind around this one. 

In the above question, in their calculation of power the solution uses the 220V. Aren't you supposed to be using the rated voltage of 208V? 

What are everyone's expierence with the Camara exams? I feel like there are quite a few errors in his exams (i've only gone through the first one). Does anyone else feel this way? 

I wanted to get some input on how you are preparing when it comes to protection, since it seems this is the most difficult section on the exam i've started dedicating  some more time to it. In terms of the actual exam, are questions more conceptual or mathmatical? It seems like so much of the...

Hi all, Wanted to get a feel for how people go about organizing their practice exams. I see some people mention they'll look at a practice exam question during the exam. Are you guys scanning the tests in and organizing the questions by topic?

I'm looking for more information/references on batteries. I remember seeing someone post a comment that there were more battery problems (especially on solar related batteries) but i cannot find good references here. Does anyone have good references on batteries? or at least what areas to focus on?