Question

A small-appliance circuit will be protected by a circuit breaker rated at A. 15 A. B. 20 A. C. 30 A. D. 50 A.

Answer 1

"An amp is the amount of electrical current that flows through a circuit. In most homes, lighting and small appliance circuits are 15 or 20 amps, and major appliances are on 20, 50 or even 60 amp circuits."
B is the correct answer.

Answer 2

The circuit breaker is used to protect electrical circuits and appliances. The size of the circuit breaker installed on a branch circuit, not the conductor size, determines the rating of the circuit.The NEC© states special requirements for appliance branch circuits

A small-appliance circuit will be protected by a circuit breaker rated at 20 A (Ampers).

Correct answer: B