Power PE Exam Primer Errata

Power PE Exam Primer Errata

October 2018 updates:


Morning Exam 2, Problem #32, Page 95 – The generator impedance should be:

This leads to the following impedance diagram:

Leading to a fault current of:


Afternoon Exam 2, Problem #54, Page 107 – The problem should say “circular cross section”. The "d" (thickness of the circular toroid) should be 6 cm instead of 5.76 cm.


Afternoon Exam 2, Problem #72,Page 116 – The worked solution should be:


Morning Exam 3, Problem #13, Page 168 – The multiple choice options are incorrect. The worked solution is correct.

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