Electrical Code Calculations lvl 1 Lesson
3 - Finalizing Ampacity Calculations
2025 | Certified Exam Questions And
Answers
A 10 AWG THWN copper conductor is connected to a circuit breaker with
termination temperature limitation marked (not to exceed) 60°C. What is the
ampacity of this conductor now that it is connected to this circuit breaker? -
Correct-answer-30A
A 14 AWG XHHW-2 copper conductor is connected to a circuit breaker with
termination temperature limitation marked (not to exceed) 60°C. What is the
ampacity of this conductor now that it is connected to this circuit breaker? -
Correct-answer-15A
Two 8 AWG XHHW-2 copper conductors are connected to a two-pole circuit
breaker with termination temperature limitation marked (not to exceed) 60/75°C.
What is the ampacity of these conductors now that they are connected to this
two-pole circuit breaker? - Correct-answer-50A