What is the purpose of a circuit breaker in an electric installation?
Anglès tècnic - Instal·lacions elèctriques automàtiques
a:
To transform energy into electricity.
b:
To protect the circuit from overload or short circuit.
c:
To measure the amount of energy consumed.
d:
To connect electric devices to the circuit.
Resposta correcta: b
Explicació: A circuit breaker is a safety feature that interrupts the flow of electricity to prevent damage from overloads or short circuits, thus protecting the entire circuit.
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