👑 VIP Practice Test
General Contractor License Mechanical, Electrical, and Plumbing Systems 3 is part of the expanded VIP practice test library — only for VIP members.
Question 1👑 VIP
Under the NEC, what is the maximum circuit breaker size permitted for a 20-ampere-rated, 120V household receptacle circuit using 12 AWG copper wire?
Remaining questions and full explanations are VIP-exclusive.