The temperature rating associated with the ampacity of a conductor shall be selected and coordinated so as not to exceed the lowest temperature rating of any connected termination, conductor, or device.

Format: Most exams are open-book and consist of 80 to 100 multiple-choice questions.
Time Limit: You generally have between 3 to 5.5 hours depending on the specific license type.
Core Topics: Questions typically cover wiring methods, grounding and bonding, load calculations, and overcurrent protection.