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Mini quiz · Lesson 02
Circuits, Breakers & Panels
Question 01 / 06
A 20A breaker protects:
Question 02 / 06
GFCIs protect against:
Question 03 / 06
What's the residential voltage between the two ungrounded conductors in US service?
Question 04 / 06
Neutral and ground should be bonded at:
Question 05 / 06
Replacing a 15A breaker with a 20A breaker on existing 14AWG wire is:
Question 06 / 06
CASE: An older home with knob-and-tube wiring has 20A breakers on every circuit. The customer reports occasional warm wall plates. What's the immediate code violation and risk?
0 / 6 answered